COMP TIA A+ Hardware 220-901
"1.8.15 ) Which component of the motherboard saves information such as the system date and time while the computer is turned off
+24 volts
"2.3.6 ) Which of the following is an invalid Internet Protocol version 4 (IPv4) address
0.111.198.65
"2.3.9 ) Which of the following is a valid set of hexadecimal values
09FF
"1.5.5 ) How does a retina scanner confirm a person's identity
1 TB SSDs
"2.6.12 ) What are the only three channels in the 2.4 GHz Wi-Fi spectrum that do NOT overlap with each other
1, 6, and 11
"1.10.1 ) What does it mean if the expansion card, the device, the Basic Input/Output System (BIOS), and the operating system are all Plug-and-Play (PnP) compatible
1,920 x 1,080 px
"2.7.7 ) What is the typical maximum download speed for a regular Digital Subscriber Line (DSL) connection
1.5 Mbps
"2.2.1 ) What is the maximum achievable transmission speed over a CAT6 cable
10 Gbps
"2.2.5 ) When someone mentions "Fast Ethernet," what speed are they referring to
100 Mbps
"1.8.4 ) How can you identify the Universal Serial Bus (USB) header on a motherboard
110v and 220v
"1.8.12 ) Which of the following would be considered an expansion slot
12 volts
"2.6.4 ) How many channels are defined by the 802.11b and 802.11g within the industrial, scientific and medical (ISM) 2.4 GHz band
14
"1.5.12 ) A user is complaining that when they click twice on a folder or an application, it often does not open. What setting might you need to adjust for them
17.1 GB
"2.3.24 ) Which of the following is an example of a network address that is using the classless inter-domain routing (CIDR) addressing method
192.168.1.100/21
"2.2.6 ) What is the maximum bandwidth of graded index multimode fiber
2 GHz
"1.7.11 ) What issue does calibrating an inkjet printer allow you to correct
2.4 gigahertz (GHz)
"3.1. 4. Which hard drive form factor is most often used in laptops, as well as some portable consumer devices, due to its size and power consumption attributes, but tends to run at slower speeds
2.5"
"1.5.9 ) Which of the following is considered an output device, not an input device
25 gigabytes (GB)
"2.3.16 ) What is the decimal equivalent of an octet composed of all 1s
255
"2.3.3 ) What does the subnet mask of a Class A Internet address look like
255.0.0.0
"1.8.7 ) The front panel header of the motherboard contains pins to connect many system components installed in the computer case, but does not include pins for connecting which of the following
336 watts
"1.5.13 ) Which input device scans a pattern of lines and converts it into an electronic signal that is decoded back to the original data by electronic circuits
4.7 GB
"2.4.1 ) What port does the Hypertext Transfer Protocol Secure (HTTPS) service use
443
"1.7.1 ) What effect does the draft print option have on speed and quality
5 Gigabits per second (Gbps)
"1.5.16 ) How does a trackball mouse differ from an ordinary mouse
500 MB
"2.5.14 ) What is the maximum throughput of an 802.11g device
54 Mbps
"1.8.17 ) The speed at which circuits will carry data simultaneously from one area of the motherboard to another is known as which of the following
6-pin and 8-pin
"1.7.28 ) What should you do for a laser printer that is low on toner
6-pins
"1.10.7 ) What storage component contains flash memory and a flash memory controller integrated onto the same silicon die
60 hertz (Hz)
"2.5.3 ) What is the maximum data throughput supported by the 802.11n standard
600 Mbps
"2.1.16 ) How many pins does an RJ-45 connector cable have
8
"1.5.2 ) When connecting a microphone to a sound card, what color is the correct jack
8.5 gigabytes (GB)
"2.5.2 ) Which wireless standard supports speeds up to 54 Mbps in the 5 GHz frequency band
802.11a
"1.13.8 ) How many pins does an original FireWire 400 connector have
802.11ac
"2.5.4 ) Which wireless standard operates exclusively in the 5 GHz band
802.11ac
"2.5.11 ) Which 802.11 standard has the lowest data transfer rate
802.11b
"2.5.9 ) Which wireless standard supports up to 54 Mbps in the 2.4 GHz band
802.11g
"2.5.6 ) Which statement about 802.11x compatibility is accurate
802.11g and 802.11b are not compatible with 802.11a.
"2.8.4 ) Which networking device sends data to all devices connected to it and lacks the intelligence to determine the best path for data packets
A hub
"1.11.15 ) What term refers to the width of the front-side bus of a central processing unit (CPU), which may be either 32 or 64 bits
A keyboard
"1.12.28 ) Which of the following statements about the Universal Serial Bus (USB) 2.0 standard is accurate
A keypad
"1.2.8 ) In what way does an organic light-emitting diode (OLED) display differ from an light-emitting diode (LED) display
A laptop
"3.4. 6. A phablet is a hybrid device that is essentially which type of device
A large format smartphone
"1.14.2 ) What does the extra pin of a 4-pin Molex KK connector do that a 3-pin Molex KK connector does not
A laser printer
"1.14.5 ) What type of software would VMware be classified as
A laser printer
"1.15.1 ) When someone talks about a thin client machine, what are they referring to
A laser printer
"1.11.17 ) Which cooling component is distinguishable by its metal fins that protrude to increase surface area
A liquid crystal display (LCD) monitor
"1.13.23 ) A Serial Advanced Technology Attachment (SATA) connector provides power at three different voltages. Which of the following is NOT among these three possibilities
A local network that is formed spontaneously as devices connect
"1.13.22 ) What would a 3-pin Molex KK connector be used to power
A local printer
"2.9.9 ) What type of device is inserted into a port and crosses over the transmit line to the receive line
A loopback plug
"3.5. 19. Which of the following is the best description of a micro Universal Serial Bus (micro USB) port
A miniature version of the USB interface for connecting mobile devices
"3.1. 3. What is an ExpressCard
A mobile expansion card designed to replace traditional Personal Computer (PC) cards
"2.7.14 ) Which of the following devices makes use of cellular Internet technology
A mobile hotspot
"2.8.9 ) Which networking device modulates and demodulates digital data to an analog signal that can be sent over a telephone line
A modem
"1.8.14 ) What is included within the chipset on a motherboard
A motherboard fan
"4.1. 20.) You recently built a computer from components and all of the components are known to be good; however, when you power on the new system, you have power but no Basic Input/Output System (BIOS) beeps and the system won't attempt to boot. All of your connections to the components are verified as good and all the components are installed correctly. What do you check as the mostly likely source of the malfunction
A motherboard-to-case short
"1.13.16 ) What can you do to be certain that the wattage of a power supply will meet the needs of a computer
A multifunction device
"4.1. 7.) Which device verifies the correct voltage ranges for a system's power supply
A multimeter
"2.7.18 ) What single component is required for a device to connect to a network
A network interface card (NIC)
"2.7.17 ) What type of network would qualify as a metropolitan area network (MAN)
A network that covers an area equivalent to a city
"1.12.17 ) What device is most likely to use a cable featuring a registered jack-11 (RJ-11) connector
A pair of headphones
"1.10.10 ) In which type of Redundant Array of Independent Disks (RAID) configuration will a drive failure result in the loss of all data
A physical screen attached to a monitor that prevents information from being seen by anyone other than the person in front of it.
"3.3. 11. What device provides standard ports such as keyboard, mouse, display, serial, and parallel, and is simply plugged into a Universal Serial Bus (USB) port of a laptop
A port replicator
"4.1. 18.) Which piece of test equipment would you use to test a potentially failed computer power supply
A power supply tester
"4.4. 21.) An Internet Protocol (IP) address conflict on your network can be indicative of which type of problem
A problem with the Dynamic Host Configuration Protocol (DHCP) server
"1.10.18 ) Which type of storage device is typically seen in older models of personal digital assistants (PDAs) and is no longer being manufactured
A projector
"4.4. 24.) Which item would you NOT use to create a network Ethernet patch cable
A punch down tool
"1.14.6 ) What is the most important requirement of a thin client system
A roller applies toner to the parts of the drum's surface hit by the laser.
"2.6.18 ) Which of the following devices is example of a wireless access point (WAP)
A router
"1.12.14 ) Which type of hardware interface supports connecting a wide variety of peripheral devices to personal computers (PCs) and has cabling available in both optical fiber and copper wire
A scanner
"1.9.26 ) In Device Manager, how can you tell that an expansion card has been installed, but that there is a problem with the hardware or drivers
A separate form factor to fit its hardware size and space requirements
"3.4. 3. How is internal storage handled in a tablet
A series of flash chips
"2.3.20 ) What is an Internet Protocol version 4 (IPv4) address composed of
A set of four 8-bit octets
"1.12.8 ) What feature of a central processing unit (CPU) would provide an alternative to installing a dedicated video card
A set-top box
"3.1. 21. What is a laptop touchpad
A small area where you can drag your finger to control the mouse pointer
"3.4. 32. Smart watches are not standalone devices. Which other device do they require for a complete experience with the wearable technology
A smartphone
"1.14.7 ) For what purpose would a computer need access to the Steam network
A solid ink printer
"3.1. 30. What type of laptop hard drive has no moving parts
A solid-state drive
"2.3.25 ) What term refers specifically to an IP address that has been manually configured on a device by a network technician
A static address
"3.1. 31. Which type of device is most likely to use a micro dual in-line memory module (MicroDIMM) module
A sub-compact laptop
"4.2. 6.) In which of the following scenarios is Self-Monitoring, Analysis, and Reporting Technology (S.M.A.R.T.) NOT effective
A sudden, catastrophic disk failure
"2.8.7 ) Which networking device is hardware-based rather than software-based and only forwards packets to the destination port based on media access control (MAC) addresses
A switch
"1.5.25 ) By default, which group is the print permission assigned to in a Windows operating system
A tape drive
"1.14.12 ) What term is used to describe a computer that performs most or all computing functions on its own and runs applications that are installed locally
A thermal printer
"1.9.10 ) Which type of Random Access Memory (RAM) eventually replaced Synchronous Dynamic Random Access Memory (SDRAM) by transferring data twice per clock cycle
A thick client
"2.9.6 ) Which device sends an electrical signal through one pair of unshielded twisted pair (UTP) wires for the purpose of tracing it
A tone generator
"4.4. 22.) Which tools do you use to trace and to locate voice, audio, and video cabling on a network
A tone generator and a tone probe
"2.9.2 ) What device emits a beeping sound when it detects a signal in a pair of wires
A tone probe
"4.6. 22.) What tool should you use to clean toner that has built up within a printer
A toner vacuum
"3.4. 19. What is the best description of a tablet
A touchscreen mobile device larger than a smartphone, but smaller than a typical laptop
"1.12.3 ) How should thermal paste be applied for purposes of keeping a central processing unit (CPU) cool
A trackpoint
"4.2. 35.) Identify the scenario in which you would NOT want to format a disk.
A user reports that some of their files are missing.
"3.1. 6. Which type of user would benefit most from an auto-switching power supply for a laptop
A user who travels to many countries with different outlet types
"1.4.13 ) What is special about a Dvorak keyboard
A video card
"4.3. 5.) Visual artifacts on your computer screen are typically associated with which type of problem
A video card problem
"1.9.21 ) In Device Manager, what does it mean if you see the installed expansion card listed, but with a red X associated with the device
A video editor
"4.5. 12.) You have a user whose tablet computer overheats quite often. After asking a few questions about their primary use of the tablet, you identify an app is being used that consumes extensive resources. Which type of application can cause overheating
A video viewer
"1.9.3 ) Which statement about double-sided random access memory (RAM) is true
A virtualization application
"1.9.19 ) What capability does a modem card add to a computer
A virtualization workstation
"4.2. 8.) When troubleshooting drive errors, such as read and write errors, you might find that your hardware checks out as fully functional, but you still experience errors. What do you look at as the probable cause of the errors
A virus infection
"1.12.4 ) Which Intel CPU socket type is also referred to as LGA 775
A webcam
"2.7.9 ) Which of the following networks would be an example of a wireless personal area network (WPAN)
A wireless headset connected to a smartphone by using Bluetooth
"4.1. 10.) How do you clear all custom Basic Input/Output System (BIOS) settings and reset a system's BIOS back to factory defaults if you can't access the BIOS during power-on self-test (POST)
By using a jumper block on the motherboard
"3.4. 28. Which type of mobile digital device is designed primarily for reading e-books and digital publications
An e-Reader
"4.5. 3.) Why is it risky to remove a key from a laptop keyboard
An easy-to-break plastic hinge holds it on.
"1.5.3 ) What would a Toshiba Link (TOSLINK) cable be useful for
An embedded Multi-Media Controller (eMMC)
"3.2. 18. Which of the following devices is the least likely to use a digitizer
An external liquid crystal display (LCD) monitor
"3.4. 12. Which type of phone features a voice-controlled software assistant called Siri
An iPhone
"1.14.13 ) What hardware is particularly important to maximize when building a virtualization workstation
An ink ribbon
"1.14.16 ) Which type of workstation often requires a high-end cooling system and a particularly fast Internet connection
An inkjet printer
"1.14.3 ) Which of the following is a characteristic of a home theater personal computer (HTPC)
An inkjet printer
"4.6. 11.) What is the most likely cause of the printer's display being blank or having no image
An issue with the printer's power supply
"1.8.3 ) What contains the basic electronic components that form the backbone of a personal computer (PC)
An optical drive
"1.10.16 ) What is the maximum capacity of a double-sided dual layer digital versatile disc (DVD)
An organic light-emitting diode (OLED) monitor
"2.3.17 ) In an Internet Protocol version 6 (IPv6) address, what does a double-colon represent
An unbroken string of zero values
"3.4. 7. Which open-source mobile operating system was acquired by Google
Android
"3.4. 21. What are the two most common operating systems used in the vast majority of modern smartphones
Android and iOS
"3.4. 1. What are KitKat, Lollipop, and Marshmallow all examples of
Android operating system versions
"1.6.9 ) What is the printer control language (PCL) printer driver responsible for
Apply it to the top of the CPU before the heat sink is placed on the chip.
"1.6.3 ) How can you control which users are allowed to print to a networked printer
Architecture
"1.10.2 ) What is the first thing you should do when installing an expansion card in a motherboard
As technology evolves, display devices tend to use less energy, but cost more.
"4.4. 28.) If you set up your Dynamic Host Configuration Protocol (DHCP) server to resolve Internet Protocol (IP) address conflicts, which of the following problems does this action resolve
Assignment of duplicate IP addresses
"2.2.8 ) What term refers to the reduction in signal strength over the distance of a cable
Attenuation
"4.1. 15.) To gain as much information as possible from a Blue Screen of Death (BSOD), which option should you disable
Automatic Restart on System Failure
"2.3.23 ) What Windows feature allows a Dynamic Host Configuration Protocol (DHCP) client computer to configure itself automatically with an IP address in the range of 169.254.0.1 to 169.254.255.254 if no DHCP server is available
Automatic private IP addressing (APIPA)
"1.13.10 ) What is the major difference between single-rail and dual-rail PSUs
Automatically arrange all pages for each copy together
"3.2. 16. Why is the built-in microphone often placed very close to the webcam
Because the user's voice is projected toward the webcam
"4.1. 17.) If you replace a central processing unit (CPU) and then the computer will not function afterward, which of the following should you look for when troubleshooting
Bent or broken pins on the CPU
"1.8.6 ) Which motherboard form factor was originally designed for industrial applications and features a small form factor designed to consume less power
Berg
"1.12.22 ) Which of the following about VGA and HDMI connectors are true
Biometrics
"1.7.15 ) Which type of printer allows you to print text files to an image file format (such as a .JPEG) so that you can email an image of the text to a colleague
Bluetooth
"3.4. 25. What technology does a smart watch use to communicate with a smartphone
Bluetooth
"3.4. 33. Glasses and headsets require connectivity to smartphones and tablets. Which protocol do these devices use for connectivity
Bluetooth
"3.5. 2. Which of the following connector types has the greatest connectivity distance
Bluetooth
"3.5. 3. Which form of mobile communication requires that devices be paired with one another
Bluetooth
"3.3. 4. Which laptop function key enables you to connect wirelessly with other devices in a small area should a wireless local area network (WLAN) be unavailable
Bluetooth (On/Off)
"1.9.13 ) Which of the following is true of buffered memory
Bluetooth connectivity
"1.20.10 ) Out of the following choices, which is the most energy efficient display
Bus speed
"1.13.12 ) Many power supplies come with the ability to switch voltages based on the power input supplied. What are the two voltages that a power supply can switch between
By setting the print permissions in the operating system
"2.7.12 ) Which type of transmission method uses technologies including code division multiple access (CDMA) and Global System for Mobile Communications (GSM)
Cellular
"3.3. 2. Though relatively uncommon in laptops, which function key allows you to disable or enable the Wireless Wide Area Network (WWAN)
Cellular (On/Off)
"4.1. 2.) Which two hardware components would you suspect if a user reported to you that they frequently, but randomly, experiences shutdowns
Central processing unit (CPU), power supply
"4.1. 25.) You take over working on a system that one of your coworkers began. You notice that the system attempts to boot to the DVD-ROM drive and then to the network. How do you set the default boot device to the primary hard drive
Change the default boot device in the Basic Input/Output System (BIOS)
"4.3. 1.) When you boot your computer, your video is distorted and illegible during power-on self-test (POST). What do you check to troubleshoot this problem
Check cable's connections and pin integrity in each cable's connector
"4.5. 4.) If you experience intermittent wireless connectivity problems, what should you check first on your local device
Check for low remaining battery life
"4.1. 16.) What do you do for a power supply fan that turns too slowly
Check for obstructions and debris around the fan
"4.4. 26.) Your computer connects to a wired network, but it has no network connectivity. What do you check first in troubleshooting the problem
Check for physical connectivity from the computer's network card to the wall plug
"4.3. 19.) What do you check if your screen is black and the monitor is not in power-saving mode
Check power from the monitor to the wall plug
"4.3. 23.) A user reports that when they open a particular application on their computer, the screen goes black. What do you check to troubleshoot this problem
Check screen resolution and color depth requirements for the application
"4.4. 43.) You are notified that a user's Wi-Fi signal is very weak—to the point of being unusable. What do you check for the user
Check sources of signal interference near the user
"2.4.7 ) What is the purpose of Simple Network Management Protocol (SNMP)
Collecting information from network devices for diagnostic and maintenance purposes
"4.6. 7.) Which of the following would you NOT need to check if you have ghosted text from previous print jobs appearing on newly-printed pages
Color settings
"2.1.15 ) What are T568A, T568B, and T568C
Commercial cabling standards
"2.4.21 ) Which protocol allows users to open and share files over the Internet in native applications rather than just in web browsers
Common Internet File System (CIFS)
"1.11.1 ) What term means that a component can be replaced with the main power still on
Composite
"1.1.12 ) What would the built-in firmware diagnostics of a system Basic Input/Output System (BIOS) allow you to do
Confirm the functionality of system components such as memory
"1.11.10 ) What is an advantage of a solid state drive (SSD) over a traditional hard disk drive (HDD)
Connect to a wired network through a USB port
"1.7.22 ) Which types of printers will likely require occasional calibration as needed
Connect to an external Serial Advanced Technology Attachment (SATA) storage device.
"3.1. 35. Your laptop's screen appears to be broken and does not display any picture, even though there are no visible cracks or breaks on the screen. What first step should you perform before replacing a laptop's screen
Connect your laptop to an external display to verify that the problem resides in the screen and not another component
"1.12.11 ) Which type of USB connections are only used on host devices that provide power and are most often found on the back of a computer or side of a laptop
Connecting a computer to a home audio system
"2.1.19 ) What is the purpose of an RJ-11 cable
Connecting telephone systems
"4.5. 26.) If you experience difficulty in locating components while disassembling a device, what should you do
Refer to the manufacturer's documentation
"1.1.14 ) Which of the following is NOT among the capabilities of the complementary metal-oxide semiconductor (CMOS) settings
Reformatting a hard drive
"1.7.7 ) What happens during the developing step of the laser printing process
Registered jack-45 (RJ-45)
"1.13.7 ) You purchase a new external hard drive with USB 3.0 to get the fastest transfer rates but when you connect it to your computer the transfers do not go faster than 12 Mbps. What is most likely the problem
Regularly purge the hard drive caches of all network printers.
"4.1. 36.) If you suspect that your computer has failing or failed Random Access Memory (RAM) in it, which of the following steps would you NOT take during troubleshooting
Reinstalling the operating system
"2.4.14 ) Which protocol allows a user to operate a Windows computer from a remote location as if they were actually in front of it
Remote Desktop Protocol (RDP)
"2.4.9 ) Which service is enabled via a registered port rather than a well-known port
Remote Desktop Protocol (RDP)
"4.3. 11.) Identify the one troubleshooting step that you would NOT take if you found that a computer's screen is dim.
Remove and replace the video card
"4.6. 23.) If your laser printer's fuser roller is warped or worn, which output symptom will you observe
Repeating horizontal lines or white spaces
"4.6. 2.) Which of the following conditions would require you to clean the corona wire in a laser printer
Repeating vertical lines or white spaces
"4.5. 25.) A user's laptop will no longer take a charge and it must remain plugged in all the time. What do you suggest as a resolution
Replace the battery pack
"4.1. 24.) A server operates correctly, except that each time it boots, you have to manually reset the system time in the Basic Input/Output System (BIOS). How do you fix the system time
Replace the complementary metal-oxide semiconductor (CMOS) battery
"3.2. 6. If the inverter on a laptop fails, what action should a hardware technician take to remedy the problem
Replace the display
"1.15.8 ) You are tasked with building a new computer aided design (CAD) workstation for a new employee in your company. Which two components would be especially important when designing this workstation
Replace the entire toner cartridge with a new one
"1.15.9 ) A user wants to set up a state-of-the-art home theater PC (HTPC). Which of the following components is NOT generally necessary to achieve such a HTPC setup
Replacing the paper roll, cleaning the heating element, and removing debris
"1.15.7 ) Which job role is most likely to require a high-end video card
Replacing the printhead and ribbon when necessary, and removing dust from the wheels in the tractor feed
"3.3. 1. Some laptop keyboards ship with drivers that allow users to do what with special function keys
Reprogram them
"4.6. 10.) Though most printer manufacturers have a unique set of error codes, what is the first thing you should do upon seeing an error code on your printer's display
Research and review the manufacturer's error code to determine what problem the code indicates
"4.1. 34.) Upon booting a system that has experienced multiple problems, you find that several Basic Input/Output System (BIOS) settings are incorrect. What should you do to begin to correct the problem
Reset the BIOS to factory defaults
"1.10.11 ) What type of cable is wide and ribbon-like, with 40-pin connectors arranged in a 20x2 matrix
Resolution
"1.10.12 ) What type of file system does a DVD drive use
Resolution
"2.7.6 ) What is the defining quality of a peer-to-peer network
Resource sharing and communications control are completely decentralized.
"4.3. 10.) Your computer boots up and all seems normal, but when the operating system starts, the video is distorted and nothing on the screen is legible. What troubleshooting steps should you take to resolve the problem
Restart the system in Video Graphics Array (VGA) mode and reset the refresh rate
"4.3. 13.) How do you adjust the screen resolution on a Windows computer
Right-click the desktop and select Screen Resolution
"1.14.18 ) Which of the following is a critical component of a home server personal computer (PC)
Rollers and feeders
"4.4. 44.) What diagnostic information does the ping command return to you
Round-trip network speed from the local host to the remote host
"1.7.18 ) How does a piezoelectric inkjet printer create an image
SATA 3
"3.1. 10. Which laptop component uses a Thin Film Transistor (TFT)
Screen
"4.2. 15.) To test and repair hard drives, you often have to remove them from the computer. Which tool will you need to remove the drive
Screwdriver
"1.1.3 ) Which feature of the Basic Input/Output System (BIOS)/Unified Extensible Firmware Interface (UEFI) would you enable if you wanted to ensure the authenticity of the firmware and prevent pre-boot viruses from being launched
Secure Boot
"1.5.23 ) What printer feature enables the user to automatically print on both sides of a page
Secure Digital (SD) cards
"2.4.3 ) Which protocol provides strong authentication methods and secure communications over insecure channels to allow users to execute commands and manage files
Secure Shell (SSH)
"2.4.20 ) The Hypertext Transfer Protocol Secure (HTTPS) service combines Hypertext Transfer Protocol (HTTP) and what other protocol
Secure Sockets Layer/ Transport Layer Security (SSL/TLS)
"3.3. 21. Which of the following is the best way to prevent laptop theft
Securing it with a physical cable lock
"1.1.11 ) What category of Basic Input/Output System (BIOS) settings should you look for if you wanted to enable or disable Trusted Platform Module (TPM) on the host operating system
Security
"1.11.9 ) Which of the following is a characteristic of the Serial Advanced Technology Attachment (SATA) interface as opposed to the Integrated Drive Electronics (IDE) interface
Separate Video (S-Video)
"1.13.17 ) Which power supply connector contains 24 pins
Serial
"2.4.4 ) Which protocol works on the Application layer and helps share resources such as files, printers, and serial ports among computers
Server Message Block (SMB)
"4.5. 20.) You have a user experiencing extremely short battery life on their mobile device. What do you suggest they do to lengthen it
Disable background data services for apps that track location or that use data without permission
"1.6.1 ) What does the collate feature of a printer do
Disable execute bit
"4.5. 9.) Which of the following do you NOT suggest to a user who is having problems with mouse pointer drift
Disable the touchpad and use a mouse
"4.1. 11.) What should you do to protect your computer's components from a failing power supply
Disconnect all the components before troubleshooting
"1.5.15 ) Which technology uses digitizers to convert analog input to digital information
Disk duplexing
"2.3.21 ) What does a subnet mask do
Divide the IP address into network and node portions.
"4.5. 28.) If your mobile device requires disassembly, what should you do to ensure proper reassembly of the device
Document and label cable and screw locations
"2.4.10 ) If port 53 is blocked on a client, what service would be interrupted
Domain Name System (DNS)
"2.4.19 ) What service enables clients to locate the servers that host the Lightweight Directory Access Protocol (LDAP) directory
Domain Name System (DNS)
"4.4. 23.) Which database does the nslookup utility query for information about a host
Domain Name System (DNS)
"3.1. 12. What term refers to a small piece of hardware that can be plugged into a computer to provide additional functionality, such as Bluetooth or Wi-Fi
Dongle
"1.3.11 ) Which type of connector can be used to connect radio equipment and aviation electronics
Double Data Rate Synchronous Dynamic Random Access Memory (DDR SDRAM)
"1.3.9 ) Which of the following statements about DisplayPort is NOT accurate
Double Data Rate Synchronous Dynamic Random Access Memory (DDR SDRAM)
"3.1. 24. The development of which type of memory module solved the problem of having to install matched memory module pairs into a system
Dual in-line memory module (DIMM)
"1.9.20 ) Which type of expansion card would allow a computer to receive television signals and display them on an output device
Dual monitors
"1.13.3 ) How is information transmitted when using infrared (IR) technology
Duplexing
"2.3.19 ) Which network service provides automatic assignment of IP addresses to clients that have been configured to do so
Dynamic Host Configuration Protocol (DHCP)
"2.7.5 ) What is the purpose of a virtual private network (VPN)
Extending an internal network to remote users through secure channels across the Internet
"2.6.2 ) What is the benefit of enabling Network Address Translation (NAT) on a router
External hosts won't be able to identify and connect directly to internal clients.
"2.7.11 ) What is the primary reason for using satellite Internet
Extremely long-range access to remote areas where other options are not viable
"4.2. 7.) If you install a new disk drive into a computer, but cannot access it, what must you do to make the disk accessible
FDISK and FORMAT
"1.6.6 ) What component of a printer can you upgrade to enable the printer to handle higher-resolution jobs and to buffer more of each print job to increase throughput
FM2
"2.7.2 ) Which type of Internet infrastructure is ideal for use in smaller areas where very high data exchange is a priority
Fiber
"2.4.18 ) What protocol is used for transferring files from one host to another over a Transmission Control Protocol (TCP) network
File Transfer Protocol (FTP)
"2.4.8 ) What service uses port 21
File Transfer Protocol (FTP)
"1.12.2 ) Which type of processor does the LGA 1366 (Socket B) socket type accommodate
FireWire
"2.6.17 ) What would you need to update on your router to take advantage of new features, fix security holes, or patch problems
Firmware
"3.1. 33. Other than speed, what is the major advantage of flash-type or solid-state drives (SSD) over magnetic drives
Flash drives have no moving parts.
"1.1.8 ) What is the process of updating firmware electronically known as
Flashing
"4.1. 32.) What is the most common use for a loopback plug
For testing Ethernet network interface cards (NICs)
"3.3. 18. A user notices on their laptop that the F6 key has a symbol of a speaker with a mute symbol over it. What key or keys would need to be pressed to mute the computer
Function + F6
"3.3. 12. Why is it not particularly prudent for computer technicians to memorize special function key functions and their keyboard locations
Functions vary among laptop manufacturers.
"3.4. 10. Which feature, integrated into many mobile devices, allows for location tracking
GPS
"3.3. 7. A user wants to use their laptop to search for relevant landmarks within their immediate area. What function key should they press to enable their location settings
GPS (On/Off)
"1.9.5 ) How does a Rambus in-line memory module (RIMM) differ from a dual in-line memory module (DIMM)
Gaming
"3.4. 30. Which type of information does a smart camera add to photos that could compromise the security of the photographer or the photographer's subjects
Global positioning system (GPS)
"1.7.14 ) What material does a line printer require to produce images
HDMI can produce both audio and video over one cable and VGA can only produce video.
"4.1. 21.) If you hear a loud whine or squeal from your computer, which two components should you inspect as the source of the problem
Hard disk and power supply
"4.2. 33.) Which hardware components do power-on self-test (POST) errors in the 17xx range direct you to investigate or troubleshoot
Hard drives
"4.5. 39.) A user reports that their email client is failing to receive email and after a quick review of the issue, it appears to be an email decryption issue. What should you attempt to perform first as a workaround
Help the user log into a webmail browser or attempt to access their email with a different email client
"1.10.13 ) What is the maximum capacity of a single-layer Blu-ray Disc-Recordable (BD-R)
Hertz (Hz)
"1.11.12 ) What advantage does a 7200 revolutions per minute (rpm) hard drive have over a 5400 rpm hard drive
High-Definition Multimedia Interface (HDMI)
"1.7.21 ) Which type of printer has a preventive maintenance kit that includes items such as a fuser and a transfer roller
High-Definition Multimedia Interface (HDMI)
"1.5.18 ) What is the defining quality of a biometric mouse
Hot swappable
"4.2. 31.) You have a user who reports slow computer performance. You suspect a virus, but after a thorough virus and malware scan, you find nothing and the system is still slow. What do you check next as a possible cause for the slowness
How full the disk is
"1.12.12 ) Which statement about Serial Advanced Technology Attachment (SATA) connectors is true
How long a key needs to be held down before characters repeats on the screen
"1.10.5 ) How does a Redundant Array of Independent Disks (RAID) 10 configuration work
IPS provides better color reproduction and better viewing angles.
"2.3.1 ) Which of the following statements about Internet Protocol version 6 (IPv6) is false
IPv6 is compatible with Internet Protocol version 4 (IPv4) and is widely used in production networks.
"1.5.21 ) Which printer component controls all device-specific functions, including print resolution and quality choices
If one of the disks fails, data can be recovered from the remaining disks.
"4.2. 19.) In which scenario would file recovery software NOT work to retrieve a deleted file
If the file has been overwritten
"3.1. 9. What underlying characteristic determines if a laptop's onboard wireless card can be upgraded or replaced
If the wireless card is integrated into the system board or is independent of it
"1.10.14 ) Which statement about Solid State Hybrid Drives (SSHDs) is accurate
Image position
"2.5.5 ) What is the reason for using Wi-Fi Protected Access version 2 (WPA2) instead of Wired Equivalent Privacy (WEP) on a router
Improved data security
"4.3. 14.) Other than in the Basic Input/Output System (BIOS), where else can you check for video power settings
In Windows Control Panel
"1.4.8 ) Other than Universal Serial Bus (USB), which connection interface do camcorders use to connect to a computer
In a compact case, where available space is an issue
"1.1.10 ) When a computer is booted, the power-on self-test (POST) checks for an operating system. Where can you change the sequence by which the POST checks for the operating system
In the system Basic Input/Output System (BIOS)
"3.3. 5. Where should a user look to enable or disable Wi-Fi on their laptop
In the top row of keys on the laptop
"3.2. 1. What type of display technology is known for providing very good color reproduction and better viewing angles
In-Plane Switching (IPS)
"1.1.6 ) Which is NOT one of the possible RAM settings you are able to modify within the BIOS of a computer
Increase RAM from 2048MB to 4096MB
"4.1. 12.) Which simple visual test will tell you if power is properly supplied to a hardware component
Indicator lights will be on or on and green.
"1.12.27 ) How close do devices need to be to each other to establish a connection through Near Field Communication (NFC)
Infrared
"3.5. 7. Which form of wireless communication does not pass through walls
Infrared (IR)
"4.2. 12.) If a motherboard does not support Redundant Array of Independent Disks (RAID) natively, how can you configure a RAID array on that system
Install and configure a non-system RAID controller
"2.7.3 ) Which Internet service technology has Digital Subscriber Line (DSL) largely replaced
Integrated Services for Digital Network (ISDN)
"1.6.14 ) What is meant by an ad-hoc network
Integrated graphics processing unit (GPU)
"1.6.8 ) When it comes to printer sharing, which interface is obsolete
Intel's Core i7 processor
"3.2. 7. Which laptop display component is used to convert direct current (DC) power to alternating current (AC) power for the display
Inverter
"1.15.4 ) Which of the following professions likely has the greatest need for a very large hard drive with fast read and write speeds
Isopropyl alcohol
"2.6.8 ) What does a proxy server do
It acts as an intermediary for requests for resources.
"1.7.2 ) What is the defining quality of a virtual printer
It allows for twice the data transfer speed and also features a different connector.
"2.3.10 ) What is the purpose of implementing client-side Domain Name System (DNS) configuration
It allows the client to resolve cached host names without connecting to a server.
"1.7.17 ) Which type of printer has a self-cleaning cycle and parks the printhead when it is not in use
It can control access to copyrighted content that is presented in digital format.
"4.4. 9.) An incorrectly configured hosts file on a user workstation can result in which problem
It can result in failed services or connections to the incorrect hosts.
"2.7.15 ) What is the defining quality of an Integrated Services for Digital Network (ISDN) connection
It carries both voice and data over digital phone lines or public switched telephone network (PSTN) wires.
"1.11.2 ) What advantage does a CD-RW offer over a CD-ROM
It carries three discrete red, blue, and green signals on different cables.
"1.5.1 ) Modern joysticks typically connect to a computer via which type of connector
It combines the striping aspect of RAID 0 with the mirroring aspect of RAID 1 across four drives.
"2.2.13 ) What is a defining quality of step index multimode fiber
It contains a core surrounded by cladding, and uses total internal reflection to trap light.
"1.2.16 ) Which type of display device is always analog and requires a Video Graphics Array (VGA) cable to convert a digital signal to analog
It controls the fan speed.
"4.2. 26.) What does the FORMAT utility do
It creates the partition's or disk's filesystem.
"2.2.12 ) What is the benefit of using plenum cable
It does not give off poisonous gases when it burns.
"2.4.13 ) What does the Post Office Protocol 3 (POP3) protocol do
It enables an email client application to retrieve email messages from a mailbox on a mail server.
"2.1.7 ) What is the most defining quality of a face contact (FC) fiber optic connector
It features a heavy duty ferrule in the center for more mechanical stability.
"1.9.1 ) Which type of Random Access Memory (RAM) must be installed in matched pairs
It has a compact form factor and is designed to be very quiet.
"1.5.29 ) What printer driver displays specific information about the printer itself, as well as the options that can be modified by the user
It has a higher spin rate, so it retrieves requested data faster.
"1.8.13 ) Which form factor is considered to be a legacy form factor found in older desktops and towers
It has a maximum wattage of 144 watts and a maximum voltage of 12 volts.
"1.3.6 ) Which one of the following cables produces the lowest quality of video output
It has different pin settings than a DIMM module.
"1.13.4 ) Which type of interface features a round 6-pin port
Locate the devices offering print and file sharing services
"3.5. 18. When a user tethers a computer to a phone for use as a personal hotspot, which type of connector is the user using to accomplish this
Logical
"3.5. 5. Which type of port do Bluetooth devices use to connect to each other
Logical
"2.3.11 ) What is the block of addresses in range of 127.0.0.0 to 127.255.255.255 reserved for
Loopback functionality
"4.4. 3.) Which of the following is the tool that you use to test Ethernet network interface cards (NICs)
Loopback plug
"1.3.3 ) When multiple output devices are connected to a computer, what is the result of selecting the Extend display option on a Windows machine
It has four channels for data transfer between the RAM and the system controller.
"1.5.27 ) Employees in your organization regularly need to print sensitive documents. The employees properly dispose of the hard copies of these documents. How can you ensure that electronic copies of these documents are not leaked to unauthorized users after they're printed
It has no moving parts at all, thereby making it more reliable than mechanical storage.
"1.12.5 ) If a processor has virtualization support, what is it able to do
It has web and Internet features built into it.
"2.4.6 ) What is the key characteristic of User Datagram Protocol (UDP) that differentiates it from Transmission Control Protocol (TCP) Transmission Control Protocol (TCP)
It is a connectionless, best-effort delivery protocol that lacks reliability.
"2.4.2 ) What is the defining characteristic of User Datagram Protocol (UDP)
It is a connectionless, best-effort delivery protocol.
"4.3. 12.) You notice a tiny black spot on your screen that is not dirt, dust, or anything on the glass surface. What is the black spot
It is a dead pixel.
"3.4. 18. Which of the following is the best description of Google Glass
It is a mobile device worn on the user's face like a pair of eyeglasses.
"1.6.7 ) What term is used to describe a printer that can also be used for scanning, copying, and faxing
It is a single chip that contains two different central processing unit (CPU) cores that each process instructions simultaneously.
"2.2.15 ) Which of the following is true of polyvinyl chloride (PVC) cable
It is an inexpensive, flexible, rubber-like plastic.
"1.2.9 ) What does the aspect ratio of a display device refer to
It is attached to a socket using a pin grid array (PGA).
"1.11.4 ) What is the benefit of implementing a Redundant Array of Independent Disks (RAID) to enable fault tolerance on a server
It is backward compatible with both Digital Visual Interface (DVI) and High-Definition Multimedia Interface (HDMI).
"2.1.18 ) Which of the following is the best description of a standard (or subscriber) connector (SC) on a fiber optic cable
It is box-shaped and used with single-mode fiber.
"2.2.9 ) What is a characteristic of CAT3 cabling
It is currently used for telephone wiring.
"1.13.11 ) Which of the following devices would be connected to the power supply with a Molex connector
It is managed by a network computer called a print server.
"1.14.1 ) What are the two possible configurations of a Peripheral Component Interconnect Express (PCIe) motherboard connector
It is not a physical printer and does not produce hard copies of documents.
"3.2. 8. Where is the Wi-Fi antenna of a laptop typically placed
It is run along the laptop display.
"2.4.22 ) How is user name and password information sent over the network when using Telnet
It is sent in plaintext unencrypted format.
"2.3.15 ) What is the defining quality of a public IP address
It is shared on the Internet.
"1.7.5 ) What component is only found in laser printers
It is slower than Bluetooth, but consumes less power.
"1.12.19 ) At what frequency do Bluetooth-connected devices communicate
It is split in half and raised for increased comfort.
"1.3.17 ) Which type of cable is capable of carrying both digital video and audio
It is synchronized with the system bus, reducing the chance of loss of information during transfer.
"1.12.26 ) Which version of Serial Advanced Technology Attachment (SATA) allows for a maximum transfer speed of 6 Gigabits per second (Gbps)
It is used to confirm the identity of the user and only works after verification.
"2.6.19 ) Why is it recommended that you disable the UPnP feature on your router
It makes it easy for hackers to discover the router and hijack the network.
"1.6.2 ) What is the defining quality of a network-based printer
It makes one physical central processing unit (CPU) appear as two logical CPUs.
"1.12.13 ) How does Near Field Communication (NFC) compare to Bluetooth communication
It matches a user's scanned retina or iris against a database of authorized scans.
"1.3.14 ) What type of cable use a miniDIN-4 connector
It often contains Error-Correcting Code (ECC) circuitry and is typically used in servers.
"1.13.24 ) How can you tell that you are looking at the main power connector to the motherboard
It produces output quickly but at a reduced quality.
"3.4. 17. What is the most defining quality of a smart watch
It runs computer applications and syncs with the user's phone.
"2.2.10 ) How does a CAT5e cable differ from a CAT5 cable
It supports Gigabit Ethernet, whereas CAT5 does not.
"1.5.26 ) What type of cable would be needed to directly connect a printer to a wired network
It supports hot swapping of drives.
"1.12.24 ) Which type of component is most likely to use a Serial Advanced Technology Attachment (SATA) connection
It uses a ball mounted on the top of the mouse to detect user movement.
"1.14.19 ) Which type of workstation might need to be hardened due to the possibility of it being installed in a harsh physical environment
It uses a heating element to create the image on the paper.
"1.3.10 ) Which type of connector is the most common cable used for liquid crystal display (LCD) monitors
It uses a special algorithm to detect, and then correct, any errors it finds.
"1.10.8 ) What is the minimum number of disks required for a configuration of RAID level 5
It uses organic compounds that emit light when subjected to an electric current.
"2.5.1 ) Why is Wired Equivalent Privacy (WEP) no longer recommended as a wireless security method on a router
It uses static encryption keys, which can easily be cracked by eavesdropping attackers.
"2.5.13 ) In what way does Wi-Fi Protected Access (WPA) improve upon Wired Equivalent Privacy (WEP)
It uses the Temporal Key Integrity Protocol (TKIP), which provides a 128-bit encryption key.
"2.3.22 ) What advantage does the IPv6 standard have over the Internet Protocol version 4 (IPv4) standard
It vastly increases the available pool of IP addresses.
"1.8.16 ) On a 4-pin KK Molex fan connector, what is the significance of the fourth pin
It will be in the form of a 20-pin or 24-pin Advanced Technology eXtended (ATX) connector.
"4.5. 11.) For devices such as laptops that can be prone to overheating, what do you suggest to your users
Keep the laptop on a surface that is free of obstructions
"3.1. 22. Which statement about laptop batteries is NOT accurate
Laptop batteries are universal in size and shape between manufacturers.
"1.15.2 ) Which type of workstation would benefit a user who needs access to a variety of operating system-specific applications on the same machine
Laser printers and inkjet printers
"4.4. 38.) Because of user complaints of intermittent network connectivity, you investigate cabling in the ceiling to find that many cables cross your office's fluorescent light ballasts. Why is this discovery a probable source of the connectivity problems
Light ballasts produce a large amount of electrical noise.
"3.5. 11. Which mobile port is more likely to be found on an Apple device than an Android device
Lightning
"2.4.12 ) Which protocol defines how a client can access information, perform operations, and share directory data on a directory server
Lightweight Directory Access Protocol (LDAP)
"1.10.17 ) What is the maximum amount that a single-sided, single-layer DVD can hold
Liquid crystal display (LCD)
"2.7.13 ) Which type of network is self-contained and spans a small area, such as a single building, floor, or room
Local area network (LAN)
"2.1.10 ) Which type of fiber optic connector uses a latch and can be used to transition installations from twisted pair copper cabling to fiber
Local connector (LC)
"4.5. 33.) A user calls in a trouble ticket to report that the numbers on the laptop keyboard do not work. Recognizing the laptop, you realize that it doesn't have a separate keypad, so you direct the user to take which of the following actions
Locate and press the Num Lock key
"4.5. 23.) You have attempted to lengthen your device's extremely short battery life by performing every troubleshooting idea that you know about. What do you decide to try before having the battery or the device replaced
Low power mode
"4.6. 28.) Which of the following will NOT cause a printer queue to back up
Low-quality paper
"1.5.24 ) What does Apple's Bonjour application allow users to do
Magnetically
"1.8.9 ) What type of device is most likely to use a Mini Peripheral Component Interconnect (MiniPCI) slot
Main power connector
"4.2. 27.) If a user's external drive malfunctions after working correctly for months, but all hardware components check out as working, what might be the problem
Malware may have infected the drive.
"1.13.19 ) What component regulates the level of voltage that the central processing unit (CPU) and Random Access Memory (RAM) receive
Managing network printers and the queue of print jobs
"2.1.11 ) Which type of connector is used only for multimode fiber and is sometimes referred to as Fiber Jack due to its compact snap-to-lock connector
Mechanical transfer registered jack (MT-RJ)
"2.6.11 ) What router feature would allow you to specify which wireless clients may join your network
Media access control (MAC) filtering
"4.4. 14.) You need to check the end-to-end connectivity of a cable. Which of the following tools do you use for this task
Media tester
"1.13.15 ) What is the maximum wattage of an 8-pin connector that provides 12 volts of power to the central processing unit (CPU)
Memory
"4.6. 25.) If you see garbled output on your printer, which printer attribute should you check
Memory
"1.5.22 ) What do the terms "cloud printing" and "remote printing" refer to
MicroSD card
"3.3. 22. A user complains that the entire laptop display has shifted to appear up and down on the screen instead of stretching to fill the screen horizontally as normal. The user now has to tilt their head sideways to read the screen because it displays vertically across a wide-screen laptop. How would you help the user resolve the issue
Press the Screen Orientation function key
"3.5. 6. Which of the following peripherals is most likely to have an infrared (IR) port
Printer
"1.13.13 ) In what situation would you need an 8-pin motherboard power connector instead of a 4-pin motherboard power connector
Printer availability
"1.13.1 ) Which type of interface allows for the transfer of video data and digital audio data over a single cable
Printer driver
"3.1. 15. What type of expansion card is internal and installed by the computer manufacturer
Mini Peripheral Component Interconnect Express (Mini-PCIe)
"1.2.1 ) Which of the following resolutions has an aspect ratio of 16:9
Mini-ATX
"1.2.5 ) Liquid crystal display (LCD) monitors use either Twisted Nematic (TN) or In-Plane Switching (IPS) technology. What advantage does IPS offer over NT
Mini-ITX
"1.11.18 ) Which socket type is designed to work with Athlon's X4 processor
MiniHDMI
"1.2.2 ) How does the evolution in display device technology relate to energy efficiency and cost
Motherboard
"4.5. 30.) You are unable to connect to a new device via Bluetooth after repeated attempts. What do you do to troubleshoot the problem
Move the devices closer together or change their relative orientations to each other
"1.5.11 ) What is a defining quality of an ergonomic keyboard
MultiMedia Cards (MMC)
"2.9.3 ) Which electronic instrument is used to measure voltage, current, and resistance
Multimeter
"3.4. 26. How do global positioning system (GPS) devices identify a user's exact location
Multiple satellite signals
"1.12.1 ) What does it mean if a processor is described as dual-core
Musical devices
"1.10.6 ) What is the maximum capacity of a single-sided dual layer DVD-RW disc
Native resolution
"3.5. 9. Which communication feature of a mobile device allows the device to transfer information to other mobile devices that are within a few inches of it
Near Field Communication (NFC)
"2.6.10 ) What feature is a requirement for port forwarding to work
Network Address Translation (NAT)
"2.1.12 ) What is an RJ-45 connector cable used for
Networking
"4.6. 3.) Which of the following is a possible cause for your printer's output to be blank
No ink or toner in the printer
"4.6. 4.) Which of the following can cause a printer's queue to back up
No paper in the printer
"1.3.7 ) Which of the following is the defining characteristic of component video
Notches are placed on the edge of the module to make it fit the slot in only one way.
"4.4. 4.) Which networking command allows you to confirm that the computer can connect to a Domain Name System (DNS) server and resolve an IP address for a given computer name
Nslookup
"3.1. 8. Which of the following is NOT an advantage of the ExpressCard over the Personal Computer (PC) card
Number of functions
"3.2. 11. What type of display uses organic compounds that emit light when subjected to an electric current
OLED
"3.2. 2. Identify the advantage of organic light-emitting diode (OLED) screens vs. liquid crystal display (LCD) screens.
OLED screens can be flexible instead of rigid.
"1.1.7 ) Where is the system Basic Input/Output System (BIOS) actually stored
On a read-only memory (ROM) chip
"1.3.4 ) Which of the following is an advantage of plasma displays over other display types
On double-sided RAM, only one memory bank can be accessed at a time.
"3.5. 14. Where is the International Mobile Subscriber Identity (IMSI) number found for a mobile phone that uses a Global System for Mobile Communications (GSM) or Long-Term Evolution (LTE) network
On the Subscriber Identity Module (SIM) card
"1.12.25 ) If a device connection supports Digital Rights Management (DRM) capabilities, what benefit does it offer
Open the Mouse Properties dialog box and switch the primary and secondary buttons
"4.1. 3.) Which of the following would NOT be a cause of a failed motherboard
Operating system corruption
"4.5. 29.) To help with reassembly of a device, what should you do during disassembly
Organize the parts as you remove them
"4.1. 23.) Other than a failed or failing hardware component, what other problem can cause a computer to shut down randomly
Overheating
"2.8.12 ) What term refers to the cords that are used to make network connections to a rack in a wiring closet
Patch cables
"4.5. 37.) Your mobile device frequently stops responding and you have disabled all background data usage, disabled all location services, rebooted multiple times per day, disabled Bluetooth, and removed all questionable apps. What should you try next
Perform a factory reset on the device
"4.5. 5.) Your friend's mobile phone frequently freezes or stops responding while in use. What do you advise them to do to troubleshoot the problem
Perform a factory reset on the device
"1.2.4 ) What does the contrast setting of a display device refer to
Peripheral Component Interconnect Express (PCIe)
"1.11.14 ) What does the hyperthreading (HT) feature of an Intel chip do
Personal System/2 (PS/2)-to-USB adapter
"3.4. 29. Which of the following devices is really a hybrid of two devices combined to provide the functionality of both, but with the form factor of neither one
Phablet
"3.4. 34. A smart camera is a camera that does NOT include which of the following features
Phone
"3.1. 13. Some laptops have smart card readers built into the side. What are these components for
Physical authentication of the laptop's user with a smart card
"1.12.10 ) How does the Institute of Electrical and Electronics Engineers IEEE 1394B standard differ from the IEEE 1394A standard
Pink
"3.2. 3. Of the different types of displays available to laptop manufacturers, which is the most expensive
Plasma
"4.6. 13.) Which of the following is a common cause of low-quality image printing from a laser printer
Poor-quality paper
"2.4.16 ) In a Transmission Control Protocol/Internet Protocol (TCP/IP) network, what term is used to describe the endpoint of a logical connection
Port
"2.4.17 ) Which well-known port does Hypertext Transfer Protocol (HTTP) use
Port 80
"2.6.13 ) What setting should you enable if you wanted to configure a host to automatically and dynamically forward inbound traffic received on specific ports to other ports
Port triggering
"1.13.9 ) What is a molex connector used for
PostScript printer description (PPD)
"4.4. 13.) What is a potential remedy for increased network traffic that is not caused by malware or a distributed denial-of-service (DDoS) attack
Power cycle network switches and the Internet-facing router
"4.6. 17.) When you try to print to a network printer that you know you have access to, you receive an "access denied" message. What do you do to resolve the issue
Power cycle the printer to refresh all connections
"4.4. 39.) If you cannot resolve a high network traffic condition by restarting network components, what is your next course of action to find and resolve the problem
Power down each computer on your network until you find the one that might have a network problem
"2.8.10 ) What technology is used to transfer both electrical power and data to remote devices over twisted-pair cable in an Ethernet network
Power over Ethernet (PoE)
"4.1. 14.) A computer continuously reboots after power on and never reaches the operating system. Which hardware component do you check
Power supply
"4.1. 19.) You power on a computer and see smoke rising from the case. You respond by powering off the computer and then investigate which component as the source of the smoke
Power supply
"4.1. 26.) You detect an odor that smells like something burning coming from your computer. Which component should you check first to find the source of the odor
Power supply
"4.1. 35.) A lightning strike caused power to go out in your building and now you have four computers that won't power on because they took a power surge from the lightning. Which computer component is the first one that you should check for replacement
Power supply
"1.13.21 ) Which of the following descriptions of a 24-pin Advanced Technology eXtended (ATX) connector is accurate
Printer firmware
"1.14.10 ) Which of these is NOT a system requirement for a THICK client computer setup
Printer outputs with incorrect coloring, streaks, or off-center images
"1.13.20 ) How much voltage does a 4-pin connector provide to the motherboard
Printing in portrait or landscape
"2.3.8 ) What term refers to addresses that organizations use for nodes requiring IP connectivity within enterprise networks, but do not require external connections to the global Internet
Private addresses
"1.6.11 ) What does the orientation option allow you to choose between
Process instructions from multiple operating systems quickly and efficiently
"4.1. 13.) A power-on self-test (POST) card is used during POST to do what
Produce diagnostic error codes
"3.5. 15. Because mobile phones are relatively delicate and expensive devices, which of the following accessories are users urged to purchase
Protective cover
"3.4. 36. How would a tablet user zoom in on an area of a picture or an area of text
Put the thumb and index finger on the screen and move them apart
"4.2. 24.) If you have an onboard Redundant Array of Independent Disks (RAID) controller and a functional RAID array on your server, from which of the following should your default boot device be set to boot
RAID
"1.5.6 ) What optical device is useful for creating a digital version of a physical copy of a document
RAID 0
"2.1.5 ) Which type of networking cable is also referred to as "thinnet"
RG-58
"2.2.7 ) What is currently the best cabling option for digital TV and cable connectivity
RG-6
"2.1.14 ) Which type of connector is sometimes referred to as "thicknet"
RG-8
"2.1.9 ) Which type of cable is an example of a twisted pair cable
RJ-45
"4.5. 24.) What should you do before you remove sticking keys from a laptop keyboard
Refer to the manual for key removal instructions
"1.3.8 ) What would an High-Definition Multimedia Interface (HDMI)-to-Video Graphics Array (VGA) adapter allow you to do
The faster module will slow down to run at the same speed as the slower module.
"4.1. 31.) If a computer successfully passes its power-on self-test (POST), but fails to boot to an operating system, what should you check
The first boot device listed in the Basic Input/Output System (BIOS)
"2.3.13 ) In a Class C Internet Protocol version 4 (IPv4) address, which octet or octets represent the network ID portion
The first three octets
"3.1. 5. When someone refers to the "plastics" of a laptop, what component is being mentioned
The frames
"4.6. 8.) You find that a shared network printer's printouts are faded. You replace the toner cartridge, but the printouts are still faded. What is the source of the problem
The fuser
"4.3. 18.) A user submits a ticket that describes a ghosted image that seems to be embedded in their screen when the computer and monitor are both powered off. What is this ghosted image
The image is a result of burn-in.
"2.5.8 ) What special feature of Wi-Fi Protected Access version 2 (WPA2) improves upon Wi-Fi Protected Access (WPA)
The inclusion of Advanced Encryption Standard (AES) and Cipher Block Chaining Message Authentication Code Protocol (CCMP)
"4.6. 26.) You have checked the ink levels in your printer and they are 90 percent full. What other problem can cause blank pages to be printed
The ink nozzles are clogged.
"1.8.2 ) Which type of motherboard form factor is the same as the ATX form factor, but is just a smaller size
The internal circuits of a dual-rail PSU are separated based on different power output.
"1.12.7 ) Which of the following is an example of passive cooling
The keys are rearranged into a more efficient position.
"4.5. 8.) Some of your users have complained about slow performance on their tablet computers. Identify one possible cause of the poor device performance.
The latest operating system update is not optimized for certain device models.
"3.1. 34. Which of the following differentiates a Mini Peripheral Component Interconnect Express (Mini-PCIe) card from a standard Personal Computer (PC) card
The manufacturer installs the Mini-PCIe cards.
"4.3. 16.) A user reports that their monitor's screen has shifted to one side so that they cannot see the leftmost column of icons on the desktop. What do you suspect is the problem
The monitor's horizontal centering has shifted.
"4.3. 17.) A user reports that their screen colors seem to be off and somewhat muted. What do you think the problem is
The monitor's tint settings need adjustment.
"1.8.11 ) What does a motherboard's form factor refer to
The motherboard
"2.6.1 ) On a wireless access point, what does the Service Set Identifier (SSID) refer to
The name of the device
"1.14.8 ) Your friends convince you to buy the latest online PC game but your old desktop doesn't meet the requirements. You decide it's time to build a new computer and start the process by researching parts. Of the options listed, what component might you spend the most time researching
The paper is either tractor-fed or friction-fed, depending on the paper used.
"4.6. 12.) Which problem causes a printer to pick up two, three, or more pages at once when picking up paper for printing
The pickup and path wheels are worn.
"2.2.17 ) To connect cable television to multiple television screens within your home, you use a coaxial cable splitter. What do you increase the risk of when utilizing a coaxial cable splitter
The potential for signal quality degradation due to loss of signal strength
"4.1. 28.) What is the first thing to check if you turn on a computer and it does not power up
The power supply cable
"4.1. 27.) A user calls in and tells you that when turning on their computer, they hear the power supply fan, but the computer does not boot. What do you check when you have physical access to the user's computer
The power supply connection to the motherboard
"4.5. 34.) If your laptop's display dims after a short period of non-use, what is the problem
The power-saving settings are configured to dim the display.
"3.3. 6. On some laptop keyboards, there are special function keys that have right and left arrows on them. What function do those keys perform
They are controls for music or video applications.
"2.2.14 ) Which of the following is a disadvantage of using fiber optic cables
They are expensive, fragile, and difficult to install.
"3.1. 26. Which of the following statements about laptop motherboards is NOT accurate
They are highly customizable and replaceable in the event of failure.
"1.10.3 ) What type of card would you need to install if you wanted to allow a desktop user to be able to connect two separate monitors
They are lighter, cheaper, brighter, and have a longer lifespan.
"2.4.5 ) Which of the following is the best description of dynamic ports in the 49,152 to 65,535 range
They are set aside for use by unregistered services and by services needing a temporary connection.
"4.3. 2.) You notice that your screen has two red dots on it after powering it on. What are these dots that appear on the monitor's screen
They are stuck pixels.
"3.2. 9. Laptop displays that are removable or that rotate also often have which other feature
They are touch enabled.
"2.9.8 ) How are tone generators and tone probes different from cable testers
They can only help you differentiate between different unshielded twisted pair (UTP) cables.
"3.5. 16. Which of the following is TRUE of most mobile device accessories
They consume power from the device.
"3.2. 14. How do modern laptops accept voice input
They have a built-in microphone that is usually located in the plastics around the display.
"1.3.15 ) What does a Universal Serial Bus (USB)-to-Ethernet adapter allow you to do
They have different pin settings.
"1.10.20 ) What is the largest sized Redundant Array of Independent Disks (RAID) 0 partition you could create if you combined a 50 gigabyte (GB) drive with a 250 megabyte (MB) drive
They provide high contrast, brightness, and vibrant colors from a wide viewing range.
"1.5.4 ) What does the Repeat Delay setting in the Keyboard Properties dialog box control
Three
"1.7.23 ) What is a very likely reason for sticky residue buildup in a thermal printer
Through pulses of light
"1.7.6 ) Which type of printer requires a power supply to apply a negative charge to particles that are then attracted to the positive charge of the paper
Thunderbolt
"3.1. 27. What type of connector is usually specific to Mac laptops, but may occasionally be used elsewhere
Thunderbolt
"1.4.1 ) What color is used to indicate the video connector in a set of RCA cables
Thunderbolt card
"3.4. 22. What is the purpose of an accelerometer in a mobile device
To adjust the display when it detects that the user has re-oriented the device
"2.9.5 ) In what situation would you need to use a wire crimper
To attach media connectors to the ends of cables
"2.8.2 ) What is the purpose of a networking hub
To connect the nodes in a physical star topology network into a logical bus topology
"2.6.15 ) In terms of network access, what is the purpose of a whitelist
To define the specific clients that should be allowed on the network
"4.2. 9.) What is the purpose of Self-Monitoring, Analysis, and Reporting Technology (S.M.A.R.T.) for disk drives
To detect and report on imminent drive failure
"2.8.5 ) What is the purpose of an access point
To extend the physical range of a wireless local area network (WLAN) and facilitate communications with wireless devices
"2.8.11 ) What is the benefit of implementing a firewall in a network
To protect the network from unauthorized data by blocking unsolicited traffic
"3.1. 18. What is the responsibility of the direct current (DC) jack on a laptop motherboard
To provide power to the laptop through a cord
"2.8.6 ) What is the basic purpose of a repeater in a network
To regenerate a signal to improve its strength over transmission distances
"3.2. 15. What is the purpose of a digitizer in a display
To sense taps or swipes on a touchscreen and convert them to a signal
"4.1. 22.) What do you use a loopback plug for
To test data transmissions between components
"4.5. 43.) A user opens a ticket to report a problem with their touch screen device. The screen doesn't respond to touch with a finger or a stylus. What is the first action that you suggest to the user
To thoroughly clean the screen with a microfiber cloth
"3.5. 4. What is the purpose of the International Mobile Equipment Identity (IMEI) number on a mobile device
To uniquely identify the device in the Equipment Identity Register (EIR) database
"4.4. 31.) In which of the following circumstances would you use the nslookup utility
To verify a computer's name from its Internet Protocol (IP) address
"4.2. 16.) What is the primary purpose of using the CHKDSK utility on a drive
To verify the logical integrity of a filesystem
"3.3. 3. A special function key on your laptop shows a keyboard with a few lines radiating from it. What does pressing this function key do
Toggle the keyboard backlight
"3.1. 23. Pointer drift is a common problem that is resolved by uninstalling and reinstalling drivers that affect which mobile device component
Touchpad
"1.12.23 ) What technology enables wireless communication between paired devices within a 30-foot (ft) range
Touchscreen
"4.4. 36.) Which networking command can help you determine the points along the route the computer uses to send a packet to a destination
Tracert
"4.4. 42.) Tone generators and tone probes are devices typically used for which purpose
Tracing telephone wire pairs
"3.3. 20. What type of service does LoJack provide for laptop users
Tracking and theft recovery
"1.13.18 ) Which power supply unit (PSU) form factor measures 150 mm x 140 mm x 86 mm and is found in desktops and towers
Transferring data from the client central processing unit (CPU) to the printer
"2.3.14 ) What is the primary purpose of a Domain Name System (DNS) server
Translating names into numeric IP addresses
"2.3.2 ) What is the native protocol of the Internet, which is required for Internet connectivity
Transmission Control Protocol/Internet Protocol (TCP/IP)
"4.5. 19.) A user brings you a mobile device whose battery life is very short. The user does not use location services or spend any exceptional time watching videos or playing games. What do you advise the user do to prolong the device's battery life
Turn off Bluetooth and cellular service and use Wi-Fi instead
"4.5. 22.) A user complains that their mobile phone's battery life is extremely short. After a short investigation, you find that the user is an avid runner. What do you advise the user to do to save battery life
Turn off location services when not exercising.
"4.2. 13.) You hear loud clicking noises that seems to originate from your system's primary hard drive. How do you troubleshoot this problem
Turn off power management to the drive
"1.7.3 ) Which type of printer requires a toner cartridge to function
Type A
"1.12.9 ) What is the maximum data transfer speed in the Universal Serial Bus (USB) 3.0 standard
USB
"1.2.3 ) How do light-emitting diode (LED) backlights compare to cold cathode fluorescent lamp (CCFL) backlights
USB headers will have one pin missing from the second row on the end.
"3.1. 29. What type of dongle would be necessary to allow a laptop to connect to a wired network via a Universal Serial Bus (USB) port
USB to RJ-45
"2.3.18 ) Which form of network communication involves a single network node talking to another single network node
Unicast
"1.1.4 ) What term refers to the standard firmware interface for personal computers (PCs) that was designed to improve software interoperability and address the limitations in the Basic Input/Output System (BIOS)
Unified Extensible Firmware Interface (UEFI)
"4.5. 41.) A user calls you to report that their laptop cursor "has gone crazy." It jumps around the screen, even if they don't touch the touchpad. How do you help resolve the user's problem
Uninstall and update the touchpad drivers
"1.5.8 ) When someone refers to a multifunction printer, what capabilities are they specifically referring to
Universal Disk Format (UDF)
"2.6.7 ) Which built-in feature of a wireless router enables Wi-Fi-enabled devices to be easily discoverable by the router
Universal Plug and Play (UPnP)
"3.5. 1. Unlike Apple, which uses the proprietary Lightning port for power, Android devices use which generic port type for power
Universal Serial Bus (USB)
"4.6. 5.) You receive multiple calls from users who cannot connect to a network printer. What do you do as a quick troubleshooting step toward resolution
Unplug and re-plugin the printer's Ethernet cable into the wall
"4.1. 6.) The motherboard itself can be a source of computer failures. Which of the following symptoms would lead you to conclude that there is something wrong with the motherboard
Unresolved intermittent device failures
"4.1. 1.) Which of the following symptoms is NOT indicative of an underlying hardware problem
Unstable hardware drivers
"4.5. 40.) If you experience slow performance on an older Android device, what can you do to speed it up a bit
Update the device to Android 4.3 or later
"4.6. 29.) If you observe ghosted images on printouts, what might you try first to troubleshoot the problem
Update your printer drivers
"4.5. 7.) To ensure proper and non-damaging disassembly and reassembly of a mobile device, what should you do
Use appropriate tools
"4.2. 22.) A user calls you in a panic because they have deleted an entire folder full of important files from their computer and subsequently emptied the Recycle Bin. What can you do to help the user
Use file recovery software to recover the files
"1.15.5 ) Which of these is NOT a system requirement for a THIN client computer setup
Use the printer regularly enough to prevent it
"4.5. 16.) Your manager brings a tablet computer to you with the complaint that it cannot receive email using its email app. What do you try in order to troubleshoot the problem
Use the web browser email client to check account settings
"4.2. 17.) What is one very effective method of preventing data corruption caused by improper system shutdowns
User education
"4.6. 15.) Which of the following is NOT a problem with print quality
User network access
"2.6.9 ) Which type of networking problem does the Quality of Service (QoS) setting help resolve
Users are experiencing lag in time-sensitive applications such as video chat and streaming.
"2.5.7 ) Which form of wireless encryption introduced the Temporal Key Integrity Protocol (TKIP) security protocol
Wi-Fi Protected Access (WPA)
"4.6. 31.) Several users complain that a newly repaired printer is not printing for them. What do you suspect is the problem
Windows does not recognize the printer as being online.
"1.4.5 ) What type of device is most likely to be connected to an HD15 cable
Windows or the user has disabled the device.
"4.1. 29.) What is another term used to identify the Blue Screen of Death (BSOD) that often indicates a hardware failure
Windows system stop error
"2.5.12 ) Which method of wireless encryption is considered to be the least secure
Wired Equivalent Privacy (WEP)
"1.7.19 ) Which components move the paper forward in an inkjet printer
Within 10 centimeters (cm)
"1.11.13 ) Which processor feature segregates memory areas for storage of code or of data for security purposes
Yellow
"4.5. 38.) You find that your mobile device won't load any apps. Identify the choice that is NOT a likely cause.
You have used all your data for the month.
"4.5. 32.) What is the biggest problem with disassembling and reassembling a mobile device yourself
You might void the manufacturer's warranty.
"3.3. 10. In what situation are you most likely to need the special function key that shows an icon of a monitor
You need to connect your laptop to a projector or a second monitor.
"4.2. 5.) You install a new hard disk that reportedly has excellent performance benchmarks into your three-year-old computer. After installing the new disk and using it, you find that its performance is disappointing at best. What might be the cause of the poor performance
Your computer's disk controller is too old.
"3.4. 8. Which of the following is a tablet computer
iPad
"4.4. 37.) Which Linux command corresponds to the Windows ipconfig command
ifconfig
"4.4. 32.) Which command do you use on a Windows system to view Internet Protocol (IP) addresses, network interface card (NIC) media access control (MAC) addresses, and extended network information of the local system
ipconfig /all
"4.4. 45.) Which of the following Windows command line network commands will clear Internet Protocol (IP) address information from a Dynamic Host Configuration Protocol (DHCP) server or from Automatic Private IP Addressing (APIPA)
ipconfig /release
"4.4. 8.) Which of the following is the correct method to renew a Dynamic Host Configuration Protocol (DHCP) Internet Protocol (IP) address lease on a Windows computer if the computer already has a good IP address leased
ipconfig /release and ipconfig /renew
"4.4. 35.) Which command line utility is used to troubleshoot NetBIOS name resolution problems, allowing older computer applications that rely on the NetBIOS application program interface (API) to be used on modern TCP/IP networks
nbtstat
"4.4. 1.) Which Windows command line utility do you use to map a network drive to a shared resource on another computer
net
"4.4. 12.) Which of the following Windows commands do you use to browse all local network computers and their shared resources
net view
"4.4. 6.) Which of the following commands would you use to view active network connections to your computer
netstat
"4.4. 18.) Which of the following is the correct syntax for the command to ping another computer until you stop it manually
ping -t hostname
"4.4. 25.) Which of the following Linux commands is the equivalent to the Windows tracert command
traceroute
"4.4. 16.) Which Windows command line tool do you use to test all points along a route to a specific host or destination
tracert
"1.9.24 ) Where is a riser card most likely to be installed
An architect
"3.4. 11. Which type of mobile device is likeliest to use e-ink technology
An e-Reader
"2.8.8 ) What type of device commonly uses Power over Ethernet (PoE) provided by a switch
A Voice over IP (VoIP) phone
"1.6.5 ) What type of cable is a wired printer most likely to use in modern implementations
A heat sink
"1.9.2 ) What does it mean if a system has quad channel Random Access Memory (RAM)
A home server personal computer (PC)
"1.10.15 ) Which type of flash memory card is generally compatible with an SD card reader
Cathode ray tube (CRT)
"1.11.6 ) Which type of flash memory card is designed for use in most digital cameras
A Bayonet Neill-Concelman (BNC) connector
"1.4.6 ) Which display connector type is intended for portable devices while still being able to transfer uncompressed video data and compressed or uncompressed digital audio data
A FireWire card
"1.12.6 ) Which type of socket uses over 2,000 copper pins and was designed to replace Socket B
A Mac mouse has only a single button rather than left and right buttons.
"1.5.7 ) Which device verifies identity in the form of an employee's ID token
A Parallel Advanced Technology Attachment (PATA) cable
"1.2.12 ) What term describes the number of pixels that make up the dimensions of a display
A Peripheral Component Interconnect (PCI) slot
"1.7.24 ) What is the recommended product for cleaning sticky substances from a thermal printer
A Personal System/2 (PS/2) port
"1.5.17 ) How would you be able to accommodate a left-handed user who needs a wireless mouse
A Solid State Hybrid Drive (SSHD)
"1.4.4 ) Which type of cable is defined as having a central conducting copper core surrounded by an insulator and braided or foil shielding
A TV tuner card
"1.13.14 ) What type of connector does a floppy disk controller use
A Universal Serial Bus (USB) cable
"4.4. 29.) Which tool would you use to troubleshoot network issues such as interference and signal strength on a wireless network
A Wi-Fi spectrum analyzer
"2.6.16 ) Which of the following is the best example of a small office/home office (SOHO) network
A home network of four laptops, two tablets, and a printer
"3.2. 4. What is the most typical form of lighting for a full-sized liquid crystal display (LCD) display
A backlight of cold cathode fluorescent lamps (CCFLs)
"1.12.21 ) You find a great deal for a new high definition home theater receiver and decide it's time to upgrade. Before you checkout, you decide to check the connections on your other devices to ensure everything is compatible. On the back of your Blu-ray player you notice several different connectors. There are round connectors, one red, one white, and small connector that appears to have a light emitting from it. What are these connectors used for
A barcode reader
"4.5. 18.) Where should you dispose of a mobile device battery
A battery recycler facility
"2.8.1 ) What networking device is software-based and makes decisions about whether to forward a packet based on whether the destination is part of the same LAN or another LAN
A bridge
"2.7.1 ) In which type of network model are file sharing and authentication services centrally managed
A client-server model
"2.1.17 ) What is the most accurate description of an F-connector
A coaxial connector used to connect cable TV and FM antenna cables
"2.7.10 ) What is an ISP
A company that provides Internet access to homes or businesses
"1.9.17 ) You need to support several Peripheral Component Interconnect Express (PCIe) and DisplayPort peripherals on a computer. Which expansion card is the best choice
A computer aided manufacturing (CAM) workstation
"1.9.18 ) What would installing a cellular card allow a computer to do
A computer that relies heavily on another system to run most of its programs, processes, and services
"1.9.9 ) What is the defining quality of Error-Correcting Code (ECC) memory
A computer-aided design (CAD) workstation
"1.8.1 ) Which tasks are included as part of maintaining a thermal printer
A connector used to supply power to Parallel Advanced Technology Attachment (PATA) drives, optical drives, and Small Computer System Interface (SCSI) drives.
"3.5. 12. What device would allow a business to accept payments without access to a network cable or phone line
A credit card reader
"3.4. 27. Which of the following is the best description of a phablet
A cross between a smartphone and a tablet to provide the benefits of each
"2.3.4 ) When TCP/IP communications need to be routed to systems on other networks, the protocol directs the packets to a special address known as what
A default gateway
"1.4.14 ) What device can you connect to a TV to effectively give it the capabilities of a Smart TV
A digital output port
"4.6. 1.) Which of the following is NOT a cause of vertical lines on a laser printer output
A dirty fuser roller
"3.3. 16. What piece of equipment provides laptop users with a power source and full-sized peripherals in a format similar to a full-sized desktop computer
A docking station
"1.14.9 ) Which component of a home theater personal computer (HTPC) is designed to accept a coaxial cable coming from the wall, which carries the television signal from the cable provider
A dot matrix printer
"4.1. 4.) When you power on a computer, you hear two beeps during power-on self-test (POST) and the computer never completely boots into the operating system. What is the likely cause
A failed or failing hardware component
"1.9.4 ) Which type of Random Access Memory (RAM) is most likely to be featured in a laptop
A fast network connection
"3.4. 16. What type of product would a Fitbit tracker be classified as
A fitness monitor
"4.2. 25.) Which of the following is NOT a likely cause of disk data corruption
A fragmented disk
"1.9.14 ) What is the main difference between the Rambus Inline Memory Module (RIMM) and Dual In-line Memory Module (DIMM) form factors
A gaming personal computer (PC)
"1.9.16 ) What advantage does Synchronous Dynamic Random Access Memory (SDRAM) have over Dynamic Random Access Memory (DRAM)
A gigabit network interface card (NIC) capable of performing very fast file transfers
"1.5.28 ) Which of the following is the most up-to-date Wi-Fi standard
A hard drive
"1.7.16 ) What type of printer requires special paper that contains chemicals that react by the heating element within the printer to create images
A hard drive
"2.1.3 ) What type of cable is used to connect a cable modem to a wall jack that provides a signal from a cable provider
An RG-6 cable with an F-connector
"1.7.8 ) What type of printer produces images from melted ink sticks
A, B, Mini, and Micro
"1.13.6 ) What does the term "gender" refer to in the context of a computer connection
An Ethernet cable
"1.2.13 ) What setting would you need to adjust if you wanted icons on your screen to appear larger, even though fewer objects would be able to fit on the screen
AT
"1.8.10 ) In the majority of modern computers, how is the central processing unit (CPU) connected to the motherboard
ATX
"3.2. 10. Where is the built-in webcam of a laptop usually located
Above the display, in the middle of the frame
"3.4. 4. Which fitness monitor technology allows the device to measure the intensity of the wearer's workout
Accelerometer
"1.4.2 ) What type of adapter would you need if you want to connect an older mouse with a round connector to a Universal Serial Bus (USB) port
Access 3G or 4G networks
"4.4. 30.) To use the netdom command utility, what must you have in place
Active Directory Domain Services (AD DS)
"1.8.8 ) On an Intel computer, what does the Northbridge chip control
Add up the power requirements of the components that the computer will use.
"4.3. 21.) A user approaches you and describes their monitor as being distorted. Upon visual investigation, you notice that the desktop is narrow at the top of the screen and normal width at the bottom. How do you resolve this video problem
Adjust the monitor's screen geometry
"4.6. 20.) You have updated your printer drivers, but you still have ghosted printer output. What do you try next to resolve the problem
Adjust the resolution in printer settings
"4.3. 7.) You walk past a group of cubicles and notice that several users have screen sizes that are very small compared to the size of the monitors. How do you fix the screen size for these users
Adjust the vertical and horizontal size in the monitor menus
"3.4. 20. The distinction between smart watches and fitness monitors is not always clear. Which feature set distinguishes fitness monitors from smart watches with a few fitness capabilities
Advanced health and fitness metrics
"3.3. 9. A user wants to disable all cellular communication on their laptop to conserve data usage while they work on various applications that do not require a network. Which function key does the user press to do so
Airplane mode
"1.7.4 ) In which type of printer is the quality of the output measured in dots per inch (DPI)
All SATA cables have seven-pin connectors.
"3.5. 8. What does tethering mean in the context of mobile computing
Allowing other devices to access the Internet through the mobile device's Internet connection
"3.4. 37. Which type of device is likeliest to run iOS as its operating system
An Apple iPad
"1.14.4 ) Which type of custom client is most likely to have a Redundant Array of Independent Disks (RAID) array configured
An EP drum
"4.2. 32.) Which of the following is a boot sector repair tool for Windows computers that have failed to boot properly
BOOTREC
"3.1. 32. Prior to replacing a magnetic disk with a solid-state drive, which task must be performed first
Back up data from the magnetic disk
"1.1.13 ) What is the set of instructions used to start the most basic services of a computer system
Basic Input/Output System (BIOS)
"4.3. 9.) You notice that after a few idle minutes, your video screen goes black and the monitor seems to disconnect as if it has lost power. What do you check to troubleshoot this problem
Basic Input/Output System (BIOS) video power settings
"3.5. 10. Users who purchase docking stations for their mobile devices enjoy extended peripherals for their devices such as speakers, but also which other benefit
Battery charging
"2.1.2 ) What type of connector is found at the end of an RG-58A cable
Bayonet Neill-Concelman (BNC)
"4.3. 20.) If you suspect that your video card is experiencing a failure or anomaly, what should you do to as a first troubleshooting step
Be sure that the video card is correctly and completely seated in the motherboard slot
"2.7.8 ) What piece of equipment serves as an interface for an Internet service provider (ISP) to provide high-speed Internet access to a residential home
Cable modem
"2.9.1 ) Which electrical instrument is used to determine if a signal is present on a network cable
Cable tester
"4.6. 9.) What is NOT typically included in a laser printer's maintenance kit
Cans of compressed air
"2.2.11 ) Which category of twisted pair cable supports a signaling rate of 250 MHz
CAT6
"4.2. 1.) Which Windows program should you run to help diagnose and fix disk-related errors
CHKDSK
"4.2. 14.) Which of the following is an example of the proper usage of CHKDSK to check and automatically repair any damage to a filesystem on drive D of a Windows computer
CHKDSK D: /f
"1.9.6 ) How do memory manufacturers help prevent you from installing a Random Access Memory (RAM) module incorrectly
CPU
"1.9.25 ) What capability are you providing by installing a network interface controller (NIC)
CPU and video card
"2.7.16 ) In which type of Internet access delivery does the speed of the network depend on the collective activity of the users sharing the same node connected to the Internet service provider (ISP)
Cable
"4.1. 9.) Which motherboard component can become distended and break its casings, leaking electrolytes and causing the board to fail
Capacitor
"4.5. 6.) A user states that their mobile device can't connect to a wireless network and that the device doesn't display any wireless access points. What is the first device setting you should check to troubleshoot the issue
Check that the Wireless connectivity is not set to "Off"
"4.4. 17.) Several users report that they can only see and connect to other workstations, but cannot connect to other network resources or to the Internet. What common failure point do you check
Check the Dynamic Host Configuration Protocol (DHCP) server
"4.4. 19.) Several users report that they cannot connect to the Internet. You try from your workstation and verify that you too cannot connect to the Internet. What do you check as a possible point of failure
Check the Internet router for connectivity to your provider
"4.2. 11.) If the computer you are working on has an onboard Redundant Array of Independent Disks (RAID) controller that appears in power-on self-test (POST) as functional, but your computer cannot boot from the array nor can it detect the array, what should you check to troubleshoot the problem
Check the RAID configuration in the controller's Basic Input/Output System (BIOS)
"4.2. 4.) What should you check if during boot, you receive an error that reads "Not Ready—System Halted"
Check the hard disk's connectivity to power and to the controller cable
"4.5. 35.) A user tells you that the tablet computer's sound works in some apps, but not in others. What do you tell the user to do
Check the individual app's sound settings
"4.5. 13.) A user's laptop will not power on with a fresh battery or with a known good alternating current (AC) adapter. What is your next course of action
Check the power supply with a multimeter
"4.4. 7.) Several users report that their Wi-Fi connectivity is low and it causes a problem with network throughput and often results in data loss. What can you check to find the cause of the problem
Check the radio frequency (RF) signal strength of the access point
"4.4. 11.) Several users notify you that the network is slow. How do you investigate the problem
Check the switch or switches for activity
"4.2. 10.) Your server's Redundant Array of Independent Disks (RAID) array has worked for several months without issue, but over the weekend, you receive an alert that the system is down. You look at the system and it is trying to boot from the CD/DVD drive. How do you troubleshoot this boot problem
Check the system Basic Input/Output System (BIOS) boot sequence
"4.5. 36.) You have a user who reports that when they plug in their laptop, it does not power on. What do you do first to troubleshoot the problem
Check the system with a known good alternating current (AC) adapter
"4.4. 20.) A user tells you that they cannot connect to some network resource while others are readily accessible and no one else has the same problem. What do you check in order to investigate this problem
Check the user's Active Directory and shared resource permissions
"4.4. 10.) You have a single user who cannot connect to the Internet, but the user can connect to all internal servers, to printers, and to internal web servers. What should you check as the probable cause
Check the user's browser's proxy settings
"4.4. 2.) You have a user who complains that, while they can connect to everything on the network, they cannot connect to the Internet, but other users can. Where do you look to solve the problem
Check the user's default gateway in Transmission Control Protocol/Internet Protocol (TCP/IP) network settings
"4.2. 29.) A user with an external Universal Serial Bus (USB) disk drive reports that the disk will not power up when plugged into the computer. What should you check first
Check to see if the drive works on another computer
"3.1. 16. What is the first thing you should do when replacing a laptop's optical drive
Check with the manufacturer to verify that the optical drive can be replaced and with what type of drive
"4.4. 41.) If you have exhausted all troubleshooting possibilities in your network for slow performance or for intermittent connectivity problems, where should you turn to next for a solution
Check with your Internet provider for any outages or problems
"4.6. 30.) What do you check if your printer prints in the wrong color
Check your computer's color settings in the printer's properties
"1.1.9 ) What purpose does the power-on self-test (POST) program serve
Checking your hardware to ensure that everything is present and functioning properly
"1.2.14 ) What unit is the refresh rate of a display device measured in
Chips and circuits that support basic computer functions
"2.2.4 ) Which component of a fiber optic cable is responsible for reflecting light back in the core
Cladding
"2.3.12 ) In which networking method are mask bits moved in one-bit increments to provide the exact number of nodes and networks required
Classless inter-domain routing (CIDR)
"4.6. 27.) The printer at your office is constantly displaying an error code indicating a paper jam after every few pages printed, even though you clear the jams. What should you do to resolve the frequent paper jams
Clean and service the printer, replacing any old or worn components
"4.6. 21.) What is a can of compressed air most commonly used for when maintaining a printer
Clearing out dust and debris from inside the printer
"1.1.2 ) What Basic Input/Output System (BIOS) setting would you need to change if you wanted the central processing unit (CPU) to operate faster than it was designed to run
Clock speed
"1.11.16 ) The central processing unit (CPU) speed is determined by two factors: the core clock speed and what
Coaxial
"2.1.13 ) Which type of cable features a central conductor surrounded by braided or foil shielding
Coaxial
"3.1. 1. Because keyboards are an integrated component in laptops and have keys that operate mechanically different from a desktop keyboard, it is often risky to attempt to remove the keys for cleaning or repair. What should you do before attempting to remove a laptop keyboard's keys
Consult the laptop or keyboard manufacturer's instructions for removing keys
"1.12.18 ) Which type of transmission can hold only two possible values—ones and zeroes
Control multiple computers with a single keyboard and mouse
"1.8.18 ) When parity is used, what happens when parity bit values of two data strings do no match
Control the speed of the fan
"1.11.3 ) What advantage does a BD-RE disc offer over a BD-R disc
Convert an HDMI video signal so that it can be displayed on an analog monitor.
"3.2. 13. What is the purpose of the inverter in a laptop display
Converting direct current (DC) power to alternating current (AC) power for the display
"3.4. 35. What are the Apple iPad and Amazon Kindle Fire examples of
Tablets
"1.1.1 ) Which of the following is unlikely to be displayed within typical system firmware monitoring capabilities
Device drivers
"1.7.10 ) Which of the following is an example of an impact printer
Digital transmission
"3.2. 5. When a user interacts with a touch-enabled screen, which of the following technologies is responsible for translating touch into computer language
Digitizer
"1.3.13 ) What port should the red connector in a set of RCA cables be plugged into
DDR3 modules, DDR2 modules, and DDR modules cannot be used interchangeably.
"4.2. 21.) Which utility should you run regularly to optimize your computer's hard disk performance
DEFRAG
"4.2. 20.) Which of the following command line utilities do you use to set up a new disk on your Windows system
DISKPART
"4.2. 3.) Which of the following Windows command line utilities allows you to manage computer drives, including disks, partitions, volumes, and virtual hard disks
DISKPART
"1.11.7 ) How is data stored on a regular 5400 revolutions per minute (rpm) hard drive
DVI to HDMI adapter
"1.11.11 ) Which of the following would not be considered an optical drive
DVI-I
"1.5.20 ) Which of the following devices is not considered a pointing device
Data can be written to as well as erased from the disc.
"1.5.19 ) Motion sensors use which type of light to detect motion
Data can be written to it multiple times, whereas a CD-ROM cannot be written over.
"3.5. 13. What is the process of automatically merging and updating common data that is stored on multiple devices known as
Data synchronization
"4.3. 8.) A user calls in to report that a monitor has an unusual rainbow-like area covering about one-third of the total screen. How do you fix the problem
Degauss the monitor
"2.6.3 ) What term refers to a small section of a private network located between two firewalls and made available for public access
Demilitarized zone (DMZ)
"2.9.7 ) What is a Wi-Fi analyzer used for
Detecting signal strength and points of interference
"1.15.6 ) You are working as a graphic designer and are constantly waiting for images to load after making changes to the effects in the graphic editing software. Of the listed choices, what is most likely the problem
Device calibration
"3.4. 5. Which technology allows users to easily read e-Reader books in bright sunlight
E-ink
"2.1.6 ) How many pins are found at the end of an RJ-11 cable
Either 4 or 6
"1.14.17 ) Your new gaming PC runs all of your games smoothly, but in your competitive games, you are continuously getting caught with another player sneaking up on you. Your friends have told you that they hear footsteps behind them before it's too late, but you don't seem to have this type of functionality when you play, even though the game apparently provides it. What might be the problem
Electric current changes the shape of crystals, which forces out a small amount of ink.
"4.5. 1.) Which of the following is NOT a likely cause for your mobile device's flickering display
Electrical interference
"4.4. 40.) If a user on your network experiences intermittent network connectivity, what is the most likely cause
Electrical noise or electrical interference
"2.4.11 ) What is the key attribute of Internet Message Access Protocol (IMAP) that makes it different from Post Office Protocol 3 (POP3)
Emails are stored on a remote server until the user deletes them.
"2.6.14 ) Which of the following is not among the recommended actions for enhancing security when initially setting up a router
Enable Service Set Identifier (SSID) broadcast
"2.8.3 ) What does a Power over Ethernet (PoE) injector allow you to do
Enable a PoE-compliant device to connect to a non-PoE switch
"3.3. 19. What does pressing a laptop's Touchpad function key do
Enables or disables a laptop's touch-sensitive pad
"1.13.5 ) Suppose you are hooking up a multimedia device and it features a cable with three RCA connectors at the end—white, red, and yellow. What signal is carried over the yellow connector
Everyone
"3.1. 20. What are the two available form factors for ExpressCards
ExpressCard/34 and ExpressCard/54
"3.4. 14. What does a user have to do in order to initiate or launch a tablet computer's on-screen keyboard
Tap into a text field
"4.1. 8.) Which application can quickly help you find non-responding programs on a Windows computer
Task Manager
"1.12.20 ) Which display standard that is implemented with a 15-pin DE-15 connector
The double-click speed
"1.7.27 ) Which of the following tasks are included as part of maintaining an impact printer
The drive is connected to a USB 1.1 interface.
"4.1. 33.) You place a bootable DVD-ROM disk into a system's DVD-ROM drive and power cycle the system. On boot, the system displays the message: Missing Operating System. How do you fix this problem
Set the DVD-ROM drive as a bootable device in the Basic Input/Output System (BIOS)
"4.6. 19.) When you use your laser printer, the toner is not fused to the paper. What can you do to fix it
Set the fuser mode for the paper
"2.2.16 ) Which name is given to a twisted pair cable that has a foil wrapper around its conductors to improve the cable's resistance to interference and noise
Shielded twisted pair (STP)
"1.4.12 ) What is the primary different between a mouse designed for a Mac and a mouse designed for a personal computer (PC)
Shut down the computer
"3.1. 25. Which step is performed first, prior to replacing any component on a laptop computer
Shut down the system and unplug power
"1.3.2 ) Which output device is ideal in situations where you want to display output on a large wall or whiteboard for a large audience
Single in-line memory module (SIMM)
"2.2.3 ) In which type of fiber optic cable does a laser modulated in amplitude transmit the signal through the fiber
Single-mode fiber
"4.2. 28.) If the data on a disk, especially a system disk, is very fragmented, which problem will a user experience
Slow performance
"1.6.13 ) What term is used to describe a printer that is connected to and managed by a specific user workstation
Slowing down the speed at which internal components are running
"1.3.5 ) Which of the following is an advantage of organic light-emitting diode (OLED) displays over liquid crystal display (LCD) displays
Small outline dual in-line memory module (SODIMM)
"3.1. 11. What type of internal memory is used specifically by laptops
Small outline dual in-line memory module (SODIMM)
"3.1. 28. Which type of random-access memory (RAM) do you find in laptops and in iMac computers
Small outline dual in-line memory module (SODIMM)
"1.12.15 ) Which type of connector is found on twisted pair cables that are used in networking
Smart card reader
"1.5.14 ) What term refers to an automated method of authorizing a person based on physiological characteristics
SmartMedia (SM) cards
"3.4. 13. Which of the following devices functions more as a computer than as the device it is intended to be
Smartphone
"3.2. 12. Why is the webcam placed near the top center of the laptop lid
So that it is at or near eye level to the user
"1.6.12 ) What component of a printer is responsible for providing the onboard management display, enabling the user to configure printer functions, monitor and manage print jobs, select output options, and run diagnostic tests from a console on the device itself, rather than indirectly through a computer operating system
Socket R
"1.6.10 ) What is the role of a print server
Socket T
"3.1. 7. For standard laptop computer internal hard disk drive physical dimensions, which of the following is TRUE
Solid-state drives (SSD), hybrid drives, and magnetic disks are all the same dimensions.
"4.4. 15.) If you attempt to connect to a known wireless network Service Set Identifier (SSID), but receive a message that the SSID is not found, what is the problem
Someone has changed the access point's SSID.
"3.1. 19. Which poses the greatest difficulty in replacing laptop speakers
Speakers are located in a number of locations depending on the style and manufacturer of the laptop.
"3.3. 14. What row of keys is positioned horizontally along the top length of a laptop keyboard
Special function keys
"1.9.12 ) Which statement about Double Data Rate (DDR) slot compatibility is true
Specialized audio and video cards
"1.1.5 ) When someone refers to firmware, what are they talking about
Specialized software stored in memory chips that holds operating system (OS)-specific information
"3.1. 14. Which of the following is the primary advantage of a solid-state drive (SSD) over a magnetic disk or hard disk drive (HDD)
Speed
"2.1.4 ) Which of the following is among the possible connectors you would see at the end of a fiber optic cable
Standard connector (SC)
"1.3.16 ) Which type of Digital Visual Interface (DVI) cable supports both digital and analog transmissions
Static Random Access Memory (SRAM)
"2.1.1 ) What is the most common type of fiber optic connector, frequently used in network patch panels
Straight tip (ST)
"3.4. 24. Which of the following is NOT a common feature of GPS devices
Suggested stops along route
"3.4. 2. According to technology journalists, which electronic device ushered in the Post-PC era
Tablet
"3.4. 9. An e-Reader is basically which type of device that is primarily designed for storing and reading ebooks
Tablet
"4.5. 31.) After charging your mobile phone overnight, you notice that the battery has swollen and the phone's outer skin is damaged. What do you do with the device
Take the device to an authorized dealer for repair or replacement
"4.1. 30.) You boot a system that has 16 gigabytes (GB) of Random Access Memory (RAM) configured in four 4 GB dual in-line memory modules (DIMMs), but during power-on self-test (POST) you notice that the system only shows 12 GB RAM total. How do you troubleshoot this problem
Test the memory DIMMs and memory slots
"4.2. 34.) If the Master Boot Record (MBR) becomes damaged or corrupted, which of the following is the likely result
The "Missing Operating System" message displays upon boot.
"4.4. 34.) You note that computers that cannot connect to the Internet have Internet Protocol (IP) addresses configured with the common format: 169.254.xxx.xxx. What does this IP address tell you
The Dynamic Host Configuration Protocol (DHCP) service is offline.
"4.5. 2.) A dim liquid crystal display (LCD) screen that you cannot adjust or fix with software might be a serious problem with which screen component
The LCD inverter
"1.9.11 ) In which type of situation would Error-Correcting Code Random Access Memory (ECC RAM) be especially useful
The Random Access Memory (RAM) and central processing unit (CPU) cores
"1.9.7 ) What happens when you have two sticks of memory installed that run at different speeds
The TV tuner card
"1.4.9 ) What is the small red button in the center of a laptop keyboard known as
The ability to access a wired or wireless network
"3.4. 23. What is the primary advantage of e-Readers over tablet computers
The ability to be easily read in bright sunlight
"1.4.3 ) What device is meant to be plugged into the circular, purple Personal System/2 (PS/2) port on the motherboard
The ability to communicate over phone or data lines
"1.13.2 ) What does an eSATA interface allow you to do
The ability to print from a mobile device that normally doesn't have print capabilities.
"1.12.16 ) What types of connectors does USB have
The ability to print, scan, copy, and/or fax
"2.6.6 ) What is the result of disabling Service Set Identifier (SSID) broadcast on a wireless access point (WAP)
The access point will not advertise its name to clients within range.
"1.2.6 ) What term describes the fixed resolution for liquid crystal display (LCD) or other flat panel display devices
The audio cable
"3.5. 17. Users often purchase extra battery packs for their devices; however, there is a downside to having extra battery packs. What is the downside
The battery packs also have to be charged.
"1.6.4 ) Which printer setting would allow you to postpone printing of long documents or low-priority documents to off-hours or other convenient times
The bus clock speed
"1.2.15 ) If you notice that the screen displayed does not seem centered in relation to the physical device, what setting should you adjust
The complementary metal-oxide semiconductor (CMOS)
"4.1. 5.) A user reports that their computer's screen is blank after they power it on. The user hears the power supply fan running and there seems to be no power issues with the computer. What do you tell the user
The computer has incompatible memory modules or memory modules aren't installed correctly.
"1.9.23 ) When installing an expansion card, what should you do if Windows states the device is not recognized and you do not have the media that contains the device's drivers
The computer is low on RAM.
"1.9.22 ) Which type of expansion card would be particularly useful for high-speed data transfers with audio or video equipment
The computer must have extensive hard drive space to host all of the user's applications.
"1.9.8 ) Which type of Synchronous Dynamic Random Access Memory (SDRAM) is packaged on a 184-pin dual in-line memory module (DIMM)
The computer must have maximum RAM to run applications over the internet.
"2.3.5 ) If you notice that a computer has an IP address of 169.254.0.11, what can you conclude
The computer was unable to locate an available Dynamic Host Configuration Protocol (DHCP) server.
"3.3. 17. A user notices a picture of a crescent moon on one of the computer's special function keys. What is the likely result of holding Fn and pressing this key
The computer will enter sleep mode.
"4.4. 27.) What is the result of entering the ipconfig /renew command
The computer will lease a new IP address from a Dynamic Host Configuration Protocol (DHCP) server.
"4.2. 23.) Which of the following would you NOT check if a computer doesn't recognize the primary hard disk on boot
The computer's power connection
"4.3. 15.) If you approach a computer and the monitor's power is on, but the screen is black, and there is an orange light on instead of the normal blue or green one, what is the problem
The computer's power-saving settings have put the monitor into standby mode.
"4.5. 17.) Other than an increase in temperature, identify another symptom of a device that has overheated.
The device powers off.
"4.5. 10.) You open the lid to your laptop and the display is blank/black. Identify the option that is most likely NOT the source of the problem.
The device's blank screen saver is activated.
"1.10.4 ) Since sound capabilities are typically now built into the motherboard, what additional feature is often built into sound cards to help consumers justify buying them
The difference in intensity between adjacent colors in an image.
"1.5.10 ) What does a keyboard, video, mouse (KVM) switch allow a user to do
The disk caches the most frequently accessed bits to high-speed flash memory, which will change over time.
"1.4.11 ) What is the defining quality of a Smart TV
The expansion card will be automatically configured when the system starts.
"1.10.19 ) What technique is employed in a Redundant Array of Independent Disks 1 (RAID 1) configuration to ensure that the controller card is not a single point of failure
The primary monitor will show the typical desktop and the second monitor will provide extra space for separate applications.
"4.6. 32.) If you see streaks on a printed page, which part of the printer needs to be cleaned
The printer head
"4.6. 24.) A user is reporting that paper output from the printer is creased. What is the likely cause of this issue
The printer is jammed and needs to be cleared of obstructions.
"4.6. 33.) A user reports that paper is not correctly feeding into the printer. Which of these is NOT a possible issue with the printer
The printer is out of ink or toner.
"4.6. 14.) What tool is helpful in determining where a print job is faulting
The printer spooler
"4.6. 16.) A user reports that they think the toner cartridge needs to be replaced in a shared printer. Why would they think that
The printouts are faded
"1.7.13 ) Which type of printer usually requires a special kind of paper that contains chemicals designed to react to being heated
The red and white round connectors, called composite connectors, are used for analog audio. The connector with the light emitting is called an optical cable and is used for HD digital audio.
"2.9.10 ) In which situation would you use a cable stripper
The remove only the outer coating of a cable and expose the inner wire
"3.3. 15. Which of the following is NOT something commonly controlled using the special function keys on a laptop
The resolution of the display
"1.11.8 ) Which type of storage drive stores data magnetically and is almost exclusively used for storing backup copies of offline data
The right channel of the audio device
"2.5.10 ) What is the major limitation of the 802.11a standard
The signal range
"1.2.11 ) Which of the following is the best description of a privacy filter
The size and shape of the motherboard
"3.1. 2. What is the key characteristic that differentiates the ExpressCard/34 and ExpressCard/54
The size of the card
"1.9.15 ) What type of Random Access Memory (RAM) is used for cache memory and does not need to be refreshed to retain information
The sound card you are using is not high-definition and only playing sounds in 2-channel stereo.
"3.3. 8. Which statement about the screen brightness function keys is accurate
The specific function keys that control the brightness will differ between different laptop manufacturers.
"1.3.1 ) Which type of monitor uses cold cathode fluorescent lamps (CCFLs) as the backlight source
The system discards the data and re-attempts the transmission.
"1.2.7 ) What should be considered the minimum refresh rate for a monitor
The system memory and the Accelerated Graphics Port (AGP) video ports
"2.2.18 ) What happens to a twisted pair cable's signal quality when using a splitter
The twisted pair cable becomes more susceptible to attenuation, potentially reducing signal quality.
"4.5. 14.) A user is receiving a strong Wi-Fi signal, but cannot successfully connect to the access point. What do you suspect is the problem
The user is not entering the correct Wi-Fi password.
"4.5. 42.) A user connects an external monitor to a laptop but the display does not appear on the external monitor. What is likely the problem
The user needs to select the correct display mode.
"1.15.3 ) Of the choices listed, which feature would enhance a video editor's or audio editor's workstation the best
The users are loading labels incorrectly and the labels are coming off while being fed through.
"4.6. 6.) You have purchased and installed a new printer in your office but your users cannot install the printer. What is the problem
The users don't have the correct print drivers.
"4.3. 4.) While working on your computer, your video appears to blank out and go black, even though your computer is still on. What do you suspect is the problem
The video card is overheating.
"4.3. 22.) Upon booting your computer, you notice that the desktop's icons and images are oversized, but there are no errors or messages on the screen. What is one possible cause
The video resolution has defaulted to a very low setting.
"2.3.7 ) How many bits make up an Internet Protocol version 4 (IPv4) address and Internet Protocol version 6 (IPv6) address, respectively
There are 32 bits in an IPv4 address and 128 bits in an IPv6 address.
"2.2.2 ) Beyond the increased maximum transmission speed, what is another significant advantage of using CAT5e cables instead of CAT5 cables
There is greatly reduced interference as a result of crosstalk.
"2.6.5 ) In what way does Dynamic Network Address Translation (DNAT) differ from static NAT
There is not a one-to-one ratio of internal to external addresses.
"1.4.10 ) What device would be useful for adding video to an instant messaging application
There will be a yellow exclamation mark associated with that hardware.
"1.14.15 ) Which of the following is NOT a necessary functionality of a home server PC
Thermal
"1.10.21 ) What type of storage device combines the traditional rotating platters of a magnetic hard drive with a small amount of high-speed flash memory
They are brighter and consume less power than LCD displays.
"4.3. 3.) A common method of troubleshooting video problems is to boot the system into a special troubleshooting mode, which is also known as what mode
VGA Mode
"3.3. 13. The so-called special function keys have two separate functions on laptops. What are the standard functions of the F1 through F12 keys
Various application functions
"3.1. 17. Which of the following is the final step in the list of tasks required in replacing a laptop motherboard
Verify all devices in the computer are functional
"4.5. 27.) You find that your Global Positioning System (GPS) service is not functioning, which makes using map programs impossible. How do you troubleshoot this problem
Verify that app-specific location services is enabled
"4.3. 6.) What should you verify if your computer's monitor remains blank, even though you've checked all power connections to your computer's monitor, already verified the monitor's functionality on another system, and ensured power-saving is not enabled
Verify that the monitor's video cable is properly connected to the computer's video output
"4.2. 30.) Which of the following actions should you take if you receive the message "RAID not found" from a system
Verify that the motherboard supports Redundant Array of Independent Disks (RAID)
"4.4. 5.) You find that you have no network connectivity after a thorough physical connectivity check between your computer and the Ethernet jack. What do you check next
Verify that the operating system recognizes the network interface card (NIC)
"4.5. 21.) A small group of users has reported that their tablet computers' speakers are not playing sound of any kind—music, voice, or system sounds. What do you check as a first step in resolving the problem
Verify that the sound is not muted
"4.6. 18.) After checking a printer's physical connectivity and after power cycling it, you receive an "access denied" message. What do you check now that the printer appears to be fully functional
Verify the correct Internet Protocol (IP) address for the printer
"1.7.25 ) How can you help prevent ink from drying out and clogging the nozzles of an inkjet printer
Video
"1.11.5 ) Which is the smallest form factor of a Secure Digital card, originally named TransFlash cards
Video Graphics Array (VGA)
"1.7.12 ) What type of product is Microsoft XPS Document Writer
Video Graphics Array (VGA)
"1.14.14 ) Your company is investing in a recording studio and your managers have asked you to design a computer for their audio and video editing needs. Of the options listed, what would be the most important component to add to the system
Virtual printer
"1.14.11 ) Which type of workstation requires high-end hardware and software to produce three-dimensional (3D) designs
Virtual printing software
"1.4.7 ) What general category of devices do MIDI connections apply to
Visit the website of the manufacturer of the expansion card to download the driver
"2.7.4 ) A network connects a company branch in the United States to another branch in Germany. What type of network would best describe this
WAN
"4.5. 15.) You have several users who complain about extremely short battery life on their mobile devices. Which of the following is one user practice that can consume large amounts battery life
Watching videos on the device
"2.4.15 ) What is the port range of 0 to 1,023 referred to as
Well-known ports
"2.1.8 ) In which type of situation would a sub-multi-assembly (SMA) fiber optic cable be particularly useful
When a waterproof connection is needed
"1.7.20 ) What is the defining quality of a thermal printer
When connected to a USB 1.1 port, a USB 2.0 device will communicate at USB 1.1 speeds.
"1.8.5 ) Which type of expansion slot is typically used for high-speed graphics cards and high-speed network cards
When providing power to multiple central processing units (CPUs) in the system
"3.2. 17. Why is the Wi-Fi antenna placed in the display area of a laptop computer
When the laptop lid is open, it allows maximum antenna extension.
"4.4. 33.) IP address conflicts can occur on a network when system administrators do what to workstations without performing some preparative work on the Dynamic Host Configuration Protocol (DHCP) server
When they assign static Internet Protocol (IP) addresses
"1.3.12 ) The video card on your computer only has a single, 24-pin grey output, but you want to connect it to an HD TV. Which adapter should you use to connect your computer's digital signal to your HD TV's to display video
When transmission errors would have a particularly critical impact on data integrity
"2.9.4 ) When are you most likely to use a punch down tool
When you need to connect cable wires directly to a patch panel
"1.7.26 ) If you notice streaking in printed documents, or jagged and misaligned text, what printer setting should you manipulate
Whether the interface has pins to plug into something or has holes to accept pins
