Chapter 13-14, MID TERM, Chapter 15-16, Chapter 17 & 18
Margaret complains that her office computer locks up during the hottest month of the summer each summer for the past several years. The help desk technician suspects that the problem is related to RFI and asks
"Is there a fan in your office?"
List three characters that cannot be used in Windows long filenames.
/ (forward slash), ʺ (quotation marks), and \ (backslash)
What type of RAID is a striped set of disks that mirror another set of striped disks?
01
A megahertz is ___________cycles per second
1,000,000
What is the decimal Representation of 10101100.000011010.01111110.01010001
172.26.126.81
What is the minimum amount of hard disk space required to install Windows 7 Professional?
1GB
A computer needs to have a power supply replaced. The computer has one PATA optical drive, two SATA hard drives, an external SATA hard drive, and an external USB hard drive. How many unique power connection types are needed from the power supply for all this storage?
2
What is the decimal representation of 11001100.00111010.01111111.01010101?
204.58.127.85
What frequency is at the upper end of the human hearing range?
20KHz
The decimal representation of 11011110?
222
What is the most common number of extension characters seen in a Windows filename?
3 or 4
At what point can a static discharge be felt by the average person?
3,000 volts
An electronic component can be damaged with as little as ___ volts of static electricity
30
IT technicians are frequently required to lift up to ___ pounds in the normal course of a day's work.
50
A customer is requesting a system be configured for gpt. What is a requirement of having a GPT
64-bits version of windows ?
What network technology would use a non-line-of-sight tower?
802.16
A memory module lists its CL as 9-9-9-24. What is its CL rating?
9
What is the maximum length for a USB 3.x cable?
9.8 feet
Which visual clue would indicate a processor problem?
A BSOD
A customer with an older computer that has not had any hardware upgrades wants to install a newer, faster optical drive. What would you advise?
A faster drive may not help because the system resources may limit its performance.
What is chkdsk?
A program used to locate and identify lost clusters
Which scenario contains an example of active listening?
A technician is listening to someone explain a printer problem. The technician follows the person to the printer so the person can show and explain what is happening with the printer.
What does asymmetrical mean in relation to an ADSL modem?
ADSL uses faster downstream speeds than upstream.
Which technology is NOT normally associated with laptops?
AGP
The Socket FM2 connector may be found in use with computers that have a
AMD processor
The print engine is the subsystem that
Accepts data and commands from the computer and translates commands into motion
Device Manager is useful in showing current assignments for
All of these assignments.
Which RAID level does NOT provide reliability? 5 01 10
All these RAID levels provide reliability.
A special motherboard chip that executes instructions, performs math calculations, and coordinates input/output operations is called the
All these answers are true.
What are the benefits of a server-based network? A) Individual access to assigned resources from any workstation B) Greater security than with a peer-to-peer network C) Greater centralized control over what a user can access D) All these answers are true.
All these answers are true.
Which of the following is a way to determine how much memory to install in a computer?
All these answers are true.
Which one of the following is a common subsystem among printers?
All these are subsystems.
What other components are important for computer performance besides RAM?
Amount of hard drive space
John measures the voltage coming from the wall outlet. The voltmeter reads 135 VAC. This is _____
An overvoltage situation.
To the processor, a character on the keyboard
Appears as a series of 8 bits ?
macOS can run on what company's hardware?
Apple
Which layer provides network services to any software application running on the network?
Application
The read and write heads of an SSD
Are nonexistant
Which of these statements is false? C) Audio cds played through a headphone jack on the front of an optical drive are as good as stereo
Audio cds played through a headphone jack on the front of an optical drive are as good as stereo
What security term defines what resources can be accessed and used?
Authorization
What tool is used as part of the Windows installation process?
BACKUP
What component controls the boot process and locates an operating system used to boot the system?
BIOS
Where would you go to enable a SATA port?
BIOS
If a Windows system starts reporting the hard drive has a defective area or read/write failures occur, you shouldFlash the Bios
Back up the data and plan on replacing the drive soon.
Which hardware component is most suspect if a user can barely make out words on a laptop screen (even though the brightness control is at full brightness)?
Backlight
A fingerprint scanner is what type of device?
Biometric
What command would be used in Windows 7 to repair a partition table?
Bootrec /fixmbr
Which Windows feature would more likely be used in a corporate environment rather than a personal one? A) Library B) BranchCache C) Encryption D) Tiles
BranchCache ?
Which type of printer has tiny nozzles used to spray ink onto paper?
Bubble jet
All the following are advantages of an integrated motherboard EXCEPT
Built without a port disable function
Inside and outside the processor you find lines that are used to carry 0s and 1s. These lines are called a
Bus
Refer to the figure below. Which symbol would be used with 10Gb/s USB ports?
C
Which one of the following is an example of a Windows command prompt?
C:\>
Which one of the following is an example of a Windows command prompt? A) C: B) C< C) C:\> D) C>:
C:\> ?
Which PC design has the most RAM?
CAD/CAM
UTP cable that supports Gigabit Ethernet is .
CAT 6
What is the component shown in the figure below?
CMOS battery
Examine the figure below. The part shown as 1 is the
CPU
ESD wrist straps should not be worn when working inside a
CRT monitor
UTP, STP, and coax are associated with
Cabling
The processor can obtain data or instructions from the fastest
Cache
While working with a cable and connector, you discover that the connector is keyed. This means that the connector
Can be inserted only one way
The amount of data a disk is capable of storing is called Density
Capacity
Which of the following form factors must match when designing a computer?
Case, motherboard, and power supply
The primary difference between cat 5/Cat 5e and cat 6 cable is A) Cat 5/Cat 5e has unshielded twisted pairs, while Cat 6 has shielded twisted pairs. B) Cat 6 can transmit data at a higher speed C) Cat 5/Cat 5e cable insulation is always the same color, while Cat 6 can be different colors. D) Cat 6 cable can be used across further distances
Cat 6 can transmit data at a higher speed ?
Which phase of the laser printing process places a uniform electrical charge on the printer drum?
Charging
You have just installed an internal ODD. When you open Windows Explorer/File Explorer, no drive letter is assigned to the drive. What will you do next?
Check cables and possibly jumpers.
Which component is located outside the CPU?
Chipset
Which mobile OS was developed by Google with cloud-based applications?
Chrome
A technician is called into an office that reports that the inkjet printer does not print. Upon arrival the technician sees that there is a paper jam. Upon removing the paper, the technician prints a test page. Nothing outputs. What is the most likely thing that the technician should do next?
Clear the print queue.
A teacher wants to print pages 1 to 10 of a handout and have the copies be separated from pages 11 to 20. Which printer setting would allow this?
Collate
Experience, knowledge of the basic hardware components, and a logical mind are characteristics associated with a
Computer technician
What happens when the small battery on the motherboard dies?
Configuration information inside CMOS is lost and must be entered and saved again using System BIOS.
A wireless access point connects to the wired network. What can you do to prevent unauthorized users from accessing shared files on the wired network?
Configure NTFS permissions on the shares.
Nelly, the-constant-nag computer user, complains that her laptop is broken. She states that she charged the laptop battery last night, but when she tried to turn on the laptop at the first customer office, the laptop would not power on. What is the first step in troubleshooting this problem?
Connect the AC adapter and power on the laptop.
Which command is used to upgrade a file system to NTFS?
Convert
What security term describes a program written to collect information and store it on the hard drive?
Cookie
Which PC design would have to be considered with a high-end CPU?
Cooling?
A technician disassembles a desktop computer. After completely reassembling the unit, the technician observes that the motherboard standoffs were not installed. Read each statement below and select the one that best explains how the technician should handle the situation
Correctly install the standoffs to prevent grounding problems or worse.
What is the first step in configuring Windows Storage Spaces?
Create a pool.
What keystroke(s) bring up the Windows Start menu?
Ctrl+Esc or the Windows key
Which Windows option(s) would be used to move a file from one folder to another one?
Cut/Paste
Refer to the figure below. Which symbol would be used with 5 Gb/s USB ports?
D) A
A user is working in Microsoft Word. He saves the document called LTR1.DOCX to a folder called WORDDOCS. The WORDDOCS folder is a subfolder of the DOCUMENTS folder located on the D: hard drive volume. Write the complete path for the LTR1.DOCX file.
D:\Documents\Worddocs\ltr1.docx
Which network feature should be enabled on a router if the technician wants any wired or wireless network device attached to the network to have immediate access to network resources and Internet access?
DHCP
Which specification is designed to protect copyrighted material?
DRM
Which two ports are commonly used to connect a flat panel monitor to a computer?
DVI and HDMI
Refer to the figure below. What connector type is the one labeled 1?
DVI-I
What layer of the OSI model encapsulates data into frames?
Data link
Which step of the laser printing process places toner on the drum image?
Developing
Which Windows tool would be used to verify that an optical drive is recognized by the system?
Device Manager
Refer to the figure below. What program was used to access this information? A) Configuration Manager B) I/O Steering Wizard C) Device Manager D) Memory Mapper
Device Manager ?
Which device installation would require calibration as part of the process?
Digitizer
What diagnostic tool is used for troubleshooting multimedia devices and drivers?
DirectX
Which item will NOT help with laptop battery conservation?
Disable USB ports that are not being used.
When installing a sound card on a motherboard that has built-in sound capability, what should you do before you install the sound card?
Disable the onboard sound.
A laptop will not boot. There are no lights displayed, the system doesn't beep, and nothing happens when the power button is pressed. What should the technician do first to troubleshoot this problem?
Disconnect the AC power brick, remove the battery, and hold down the power button for a few seconds.
Which technology puts stored data into RAM where it is retrieved faster?
Disk cache
Joe has a cable he is trying to identify. Refer to the figure below to help. What type of cable is shown?
DisplayPort
What is the sixth step in logical troubleshooting?
Document findings, actions, and outcomes.
Consider the figure below. What can be said about the configuration shown
Dual-channeling can be used if the modules installed are identical.
What type of memory module uses an algorithm to verify data accuracy?
ECC
What Windows feature enables file and folder encryption?
EFS
Which of the following is used with Windows to secure data from unauthorized users?
EFS
ESD stands for
ElectroStatic Discharge
Which technique provides more security for the clients on a wireless network?
Enable WPA2.
What is the purpose of a Flash update?
Enables system fixes and upgrades to the BIOS
To protect data so it cannot be easily read, what technology is used?
Encryption
Which of the following is relevant to a technician replacing a hard drive in a laptop?
Ensure the correct form factor is selected.
What is the fourth step in logical troubleshooting?
Establish a plan of action.
What is the second step in logical troubleshooting?
Establish a theory of probable cause (question the user).
The most common type of network card is
Ethernet
What type of network uses the CSMA/CD access method?
Ethernet
A star topology is most closely associated with
Ethernet networks
A Windows 10 business computer can only be reimaged three times.
FALSE
A script could be created with Microsoft Word, highlighted, and then copied into OpenOffice Writer or Notepad to be saved.
FALSE
A script written for JavaScript can be executed within PowerShell.
FALSE
An interpreted program is a script written in machine language.
FALSE
Integers are only positive numbers including zero.
FALSE
SDS is a type of data sheet provided for materials used in the workplace.
FALSE
Scripts take a lot of time to write and frequently do not save time.
FALSE
The 64-bit Windows registry is commonly found in the SYSWOW64 folder
FALSE
The binary representation of 251 is 11111010.
FALSE
The decimal representation of 11101001 is 231.
FALSE
The hub is the most common centralized device used by businesses to connect multiple computers
FALSE
The term used to describe how a computer executes scripting code one line at a time from the top line to the bottom line is repetition.
FALSE
Windows 7 Home Basic would be an appropriate version for a middle school student who needs to research topics on the Internet, type basic papers, play games, and press home movie DVDs.
FALSE
Windows Aero should be used to provide a visual graph and detailed report of system stability
FALSE
A keyword in a particular scripting language is also known as a variable
FALSE ?
Which technology is used with SSHDs to decide which data should go on ssd
FCM
A user reports that the computer is issuing a series of repeated beeps and will not boot. When talking to the user, the technician discovers that the computer has been displaying errors later in the afternoon when multiple applications were being used. What is the probable cause of this problem?
Failed module
5Gb/s USB ports are commonly colored teal
False
A 48X optical drive is faster than a 52X drive
False
A GPT partition is required to install Windows 8 or 10
False
A MAC address contains 32 digits.
False
A RAW volume is a volume that has never been partitioned, but it has been formatted
False
A SATA hard drive is common in today's computers and cheaper than SAS hard drives
False
A color laser printer produces color output at an affordable price
False
A compact flash card uses flash memory, which requires a battery to keep the data saved to it
False
A computer that has a flash drive, an external hard drive, and an iPod attached to a USB hub would use three interrupts
False
A corporation would more likely use an ad hoc mode wireless network than any other type of wireless network.
False
A duplexing assembly allows a printer to print on both sides of the paper without human intervention
False
A firewall is always a hardware device, not software.
False
A good password guideline is to use five characters with uppercase and lowercase letters and other characters.
False
A security policy is a policy written and recommended by IEEE.
False
A slice is the smallest division on a hard drive surface. Tracks are divided into these
False
A smartphone has the capability to place a call to anywhere in the world without being connected to the Internet
False
A system clock determines such things as the maximum amount of motherboard memory, type of memory chips, the capability to support Universal Serial Bus, and the latest PCI connectivity
False
A thick client seldom has a hard drive installed.
False
A thin client workstation is a very expensive desktop or laptop computer that has a display, mouse, keyboard, and network connectivity and runs applications from a server
False
A type of digital phone line that has three channels is DSL.
False
AGP is the most popular expansion slot in computers today
False
After installing a processor for the first time, apply power and ensure the computer boots before installing a heat sink or fan
False
An Android is a closed source operating system that is based on the Linux kernel used for phones and tablets but is available on laptops and PCs
False
An IMSI is an identification number located on the motherboard of a mobile device
False
An SSD drive generally has equal storage capacity of a mechanical drive for a comparable cost
False
An SSD normally requires a special driver in Windows Vista, 7, 8, or 10
False
An accelerometer allows any mobile device to work at a faster pace
False
An advantage of operating two licensed operating systems in a virtualized environment is that only one of the operating systems (the one that the hypervisor runs on top of) must be bought.
False
An icon holds files.
False
An inkjet printer is also called an impact printer
False
An open source operating system allows no one to make any modifications to it
False
Antivirus and antispyware are not needed if a firewall is in place.
False
CMOS holds POST
False
Command-line terminal languages, such as Dash and Bash, work with Linux but not macOS.
False
Convergence is when two or more communicating devices agree on what protocol(s) to use.
False
Crosstalk is when a signal degrades due to distance or length.
False
DD4RL memory chips are different in that they have lower latency rates.
False
Details around how a retinal scanner is used would be found in the acceptable use section of a security policy.
False
Device Manager is the area where all work is done in the Windows environment.
False
ESDT is noise caused by electrical devices
False
Ethernet UTP cabling normally uses six wires.
False
Flash memory contents are lost when power is removed
False
Hard drive files are permanently deleted the moment someone presses the Delete key.
False
Inkjet and laser printer output is commonly measured in lines per page. The higher this number, the better the quality of the output
False
Installing faster memory chips always increases computer hard disk speed
False
Joe Technician walks into a customer's office. Betty Fixerup had been there the day before, and the computer still does not work. Joe tells the customer that Betty didn't go to the same school that he went to and didn't get much hands-on training, but that he would get things fixed. This attitude is an example of being reactive
False
Keep humidity below 1 percent to reduce the threat of ESD.
False
Keeping the File and Print Sharing enabled even if nothing is being shared on a computer is a good idea so that updates can be applied to this portion of the operating system in case they are ever reenabled.
False
Laser printers have tiny nozzles from which ink squirts onto the paper
False
Most memory on the motherboard is SRAM
False
NTFS has a maximum of 4GB per hard drive volume
False
Nanometer is a common measurement seen with power supplies.
False
OCR software that comes with scanners allows the scanner to read barcodes
False
One hard disk metal plate is called a cylinder.
False
PCIe cards fit in PCI expansion slots
False
Pressing F2 will enter setup on all computers
False
Preventive maintenance is done when a computer is not working properly
False
RAID 10 creates a second striped set of disks that is a mirror of another striped set
False
RAM is not volatile
False
Ram memory is faster than cache memory.
False
Rooting means the mobile device needs another battery
False
STP cabling has extra shielding to help with crosstalk.
False
Software must be specifically written to take advantage of dual- or quad-core CPUs
False
TOSLINK is associated with HDMI ports.
False
The ATA standard is associated with the SCSI interface
False
The HPA commonly holds a copy of the BIOS
False
The battery on the motherboard keeps information current in RAM
False
The command pwd is used to change a password from the macOS CLI. True False
False
The command rm moves files from one location to another within macOS. True False
False
The power going into the power supply is DC power
False
Time Machine is a backup program for Ubuntu.
False
When a technician asks the computer operator whether the computer boots, the technician is asking an open-ended question
False
When installing a processor, the power supply should be turned off, but the power cord should stay attached
False
When using dual-channel memory technology, the memory modules in the channel must always be of the same speed but can be different capacities
False
Wifi is the most expensive way to use the internet to make a mobile call
False
You can run Windows-based applications on macOS.
False
You cannot install Windows on a Mac.
False
macOS contains no open source software.
False
Ω is the symbol for ground
False
Windows Remote Assistance does not ask the user for permission when the technician is using this tool to troubleshoot a computer remotely.
False ?
If an updated version of an application can accept input from an older version, it is considered to be upward compatible.
False?
Three types of network media are
Fiber optic, twisted-pair, coaxial
Which option is not part of the macOS desktop interface?
Field
A directory is to a subdirectory as a(n) _______ is to a(n) _______.
Filing cabinet; folder
______ is the file manager included in macOS.
Finder
Which data type can be a number that can be written in the form of x (division symbol)y?
Floating-point numbers
Martha, a new computer user , looks at the maze of cables connected to each adapter found in back of her computer. Like a motivated detective she is determined to uncover the mysteries of what she sees. The simplest way for her to identify what the adapters do is to
Follow the cable from the adapter to the device to which it is connected
When a disk has been prepared to store data, it has been
Formatted
What term is used to describe the number of samples a sound card takes to create the reproduction of the original sound?
Frequency response
Mary opens the cover to her computer and looks at the motherboard. She notices what appear to be thin lines between the various expansion slots found on the motherboard. These lines are most likely the
Front Side data bus ?
Which phase of the laser printing process melts the toner onto the paper?
Fusing
You type the following words on a screen: GO LADY COCKS! If the processor handles 32 bits at a time, what letters are input to the processor simultaneously?
GO L ?
In what environment is an XMP module most likely used?
Gaming computer
The speed of a computer processor is measured in
Gigahertz
What does partitioning the hard drive mean?
Giving the hard drive a drive letter and/or allowing the hard drive to be seen as more than one drive
macOS uses the ____ file system.
HFS+
What laser printer component supplies voltage to the primary corona or conditioning roller?
High voltage power supply
Which of the following is software used to create the virtual machine as well as allocate resources to each virtual machine?
Hypervisor
A number assigned to expansion adapters or ports so that the CPU can prioritize between two (or more) devices that need attention is a(n)
IRQ
Describe an easy way to tell whether a Windows icon is a shortcut.
If the icon has a bent arrow in the corner?
What is the first thing that a technician should check if a PC randomly reboots during the day?
If the power supply fan and CPU fans are turning
Which one of the following printers uses tiny pin printwires to create an image on the paper?
Impact
While participating in the Academic Technology Committee videoconference, some corporate personnel experience delays and buffering messages. What could the IT department do to make this better?
Implement QoS.
Case fans tend to be sold
In sizes measured in millimeters
Which type of printer is typical for home use?
Inkjet
IOPS stands for
Input/Output operations per second
Folder labels that were just bought appear to have missing letters in the same place on the labels. What should the technician do first?
Inspect and clean the printhead.
What should a technician do if a printer is feeding two pieces of paper instead of one for every page printed?
Inspect for worn feed rollers.
A motivated computer user buys a new motherboard for his computer. After taking a hardware repair course through the local college, he disassembles his old computer, replaces the old motherboard, and reassembles his computer. He discovers there is only one mini-DIN connector on the motherboard and it is designated for the keyboard. What should he do?
Install a DIN-to-USB converter on the mouse and use a USB port.
Major microprocessor manufacturers are
Intel, Motorola, and AMD
Bits of data travel inside the processor on the
Internal data bus
Which one of the following statements is true about fiber optic cable?
It is the most expensive cable type
What is the purpose of a printer separator page?
It prints a page at the start of a print job.
How can wear leveling extend the life of an SSD?
It writes data across all the memory, so the same blocks of memory do not get written and rewritten into repeatedly.
What are the two most common digital camera file storage formats?
JPEG and TIFF
What device allows two computers to share the same displays, keyboard, and mouse?
KVM switch
How can you reduce the chance of static electricity harming your computer when an antistatic strap is not available?
Keep in contact with the metal case of the power supply.
Which type of cache memory is used first by the CPU if possible?
L1
What type of network is described when two or more computers are connected in the same room of a building?
LAN
Which network protocol and port number provides records related to directory services in the corporate network environment? A)IMAP; 143 B)LDAP; 389 C)HTTPS; 443 D)SSH; 22
LDAP; 389 ?
Ubuntu has a dock like shortcut bar on the left-hand side of the screen called
Launcher
What type of userid and password is kept on a Windows 10 computer?
Local
A business is located in two buildings in the same town. The accounting computers are connected to each other in the same office space; however, management is located in another building. Management can access the data on the accounting side through a connection installed between the two buildings. What type of network does this exemplify?
MAN
Which option would allow a technician to specify the number of processors and maximum memory a specific operating system uses to boot the system?
MSCONFIG
Which tool would be used to disable the UAC?
MSCONFIG
The average number of hours before a device is likely to fail is called the
MTBF Mean Time Between Failures
A smartphone has the capability to
Make a call, run apps, play music, track movement with GPS, connect wireless, or take pictures.
Your computer displays a disk error each time you attempt to access a CD. You take the computer to the PC shop and explain that you think the problem is a bad optical drive. "I'm going to strip your computer down to the bare metal," the technician says, "then I'll rebuild it and check out every piece until I make it work right. I do that with every machine brought in here." The technician's method of repairing the computer:
Makes you wonder about the experience level of the technician
Guided by rails, the impact printer printhead moves across a carriage. The movement is handled by what printer subsystem?
Marking
Which design element would be most critical for a computer that runs all applications from a virtual server located in a remote location?
Maximum RAM?
Refer to the figure below. What component is labeled as 1?
Memory
Memory module A is a PC4-17000 2 GB DDR4 CL 14. Memory module B is a PC4-17000 2 GB DDR4 CL 16. Which is preferable?
Memory module A
Which of the following is a serial device used even today?
Modem
What is the most important consideration when designing memory for a computer that runs memory-intensive applications?
Multichanneling
Which wireless technology would be least likely to be intercepted by a hacker?
NFC
Which file system offers the most security?
NTFS
Which technology is a better choice for SSD performance?
NVMe ?
________ is the file manager included in Ubuntu.
Nautilus
Where are additional computer fans commonly placed?
Near the power supply or lower front part of the case
Examine the figure below. What type of port might have one of these two symbols above it?
Network
Two or more computers that share files, printers, and other computer resources is called a(n)
Network
Which cloud option is a fixed charge for a specific service?
Non-metered
While upgrading Windows 7 to 8, you see a partition on the hard drive that does not have a drive letter and cannot be accessed from within the Disk Management tool. What should you do?
Nothing. This is the HPA.
Where is a heat spreader used?
On DIMMs
A technician notices that the display seems to be dark and bluish in color. The motherboard has both a VGA and an HDMI port. When the technician powers down the system and attaches the HDMI cable instead of the VGA cable, the problem is resolved. What was the problem?
One or more pins on the VGA port is damaged.
OSI is an acronym for
Open System Interconnect
What would be an indication that the inkjet color calibration routine needs to be run?
Output is in the wrong color.
What feature enables the Windows physical memory maximum of 4GB to be extended to 64GB?
PAE
Which interface cannot be used for an external CD/DVD drive?
PATA
Which Windows environment variable is used to tell a particular game where to find the files it needs to execute?
PATH
Which memory type is equivalent to a DDR4-1600 module?
PC4-12800
How does POST know which hardware components to test?
POST obtains the list of hardware that is supposed to be in the computer from the settings stored in CMOS.
What type of port do keyboards and nice use that no other device uses?
PS/2
Which option must be enabled for a technician to configure a domain computer to boot the operating system from the network?
PXE
A programmer is trying to convince other programmers and a company to have a cloud based server where they can develop apps? Which type of cloud services should the programmers be looking for?
PaaS?
The payroll administrator has left the college, and the computer used by the administrator is to be given to a faculty member. Which procedure will the technician perform before delivering the replacement computer?
Perform a full format as part of the Windows installation process.
An inkjet printer printhead has just been replaced, but the print quality is not as good as it has been. What should the technician try first when responding to this service call?
Perform a printhead alignment.
Connectors, cables, and voltage levels are defined at which level in the OSI model?
Physical
A family is considering purchasing a 3D printer. Which consumable should they also consider?
Plastic filament
What device could help a person who travels have access to multiple external monitors, a printer, and wired network connectivity when she is in her office cubicle and not traveling?
Port Replicator ?
Examine the figure below. Item 5 is called a(n)
Power Supply
What is one of the most beneficial aids for troubleshooting a motherboard?
Power-on-Self-Test (POST)
A technician is looking for a scripting language to help with corporate Windows PC configuration management. Which scripting language was created to help with this very task?
PowerShell
Which scripting language contains cmdlets?
PowerShell
A technician has been told that a keyboard is not responding at all. What can the technician do quickly to determine whether that is true?
Press the Caps Lock key to see whether a light illuminates
A network printer can be seen through the network and can print a self-test page, but can no longer be used by any host on the network. What should the technician check first?
Printer IP address configuration
Crazy Kelly keeps going to naughty websites. Her parents are beside themselves. Which IE tab should the parents use to set parental controls?
Privacy
Refer to the figure below. Which component is labeled 1?
Processor
Jane is a Cisco Academy professor. Jane has some online testing software that uses the Java plug-in. Which Internet Explorer tab can Jane use to ensure that the plug-in is installed?
Programs
When one user in a hotel starts streaming media, Internet users in the other rooms have slow connectivity. Which technology could a technician implement so that all users have the same browsing experience?
QoS
Which technology is most likely used for a home server whose primary purpose is to run applications for a home-based business?
RAID 5
What is the most common (and most numerous) type of memory in a PC?
RAM
Which element would be most commonly found in a thick client computer design?
RAM based on application requirements
Which port would most likely be used to connect an NAS?
RJ-45
RFI stands for
Radio Frequency Interference
What option is used to access Windows files that have been deleted?
Recycle Bin
During a Windows upgrade, the "NTLDR is Missing" message appears. What should a technician do when this occurs?
Redo the Windows installation.
What is the first step a technician should take when replacing a mobile device touchscreen?
Refer to the manufacturer's documentation.
Over time, DRAM chips lose their charge. The process of rewriting the information is called
Refreshing
Which tool would a technician use after hours to repair a user's computer?
Remote Desktop
A technician has determined that the high voltage power supply in a laser printer needs to be replaced. What should the technician do next?
Remove jewelry.
What should a technician do if multiple small dots are on an LCD screen and the user complains that she cannot do her work properly?
Replace the display.
What device Properties tab would you use to determine the memory addresses, I/O addresses, and interrupt used for a particular device?
Resources
How do you print a test page in the Windows environment?
Right-click the printer icon, select Properties, and click Print Test Page.
The command sudo is used to gain what user's permissions?
Root
A user finds that the later in the day it gets, the slower the tablet is. If the device is restarted, it performs better, but again, the longer the device has been powered up, the slower it performs. What should the technician check first?
Running apps
What technology can provide errors for PATA, SATA, and SSD storage devices?
S.M.A.R.T.
A technician needs to connect a hard drive to a sas controller. Which type of cable should the technician be looking for? A) Serial-Attached SCSI cable B) SATA 7-pin cable C) SAS cable D) SATA 15-pin cable
SAS cable ?
For internal optical drives, what is the most common type of internal interface found today?
SATA
A motherboard supports memory capacities of 1GB and 2GB for a total of 8GB using DDR3 PC3-6400, PC3-8500, PC3-10600, and PC3-12800 modules. The motherboard has three memory slots. Which statement is true based on the information given?
SDRAM is being used.
What dual-in-line memory module is used in laptops and printers
SODIMM
What memory feature enables the BIOS/UEFI to determine exact details about the memory module?
SPD
Which type of storage device would be best to buy within a device for a four-year-old?
SSD
What command shows what specific updates (hot fixes) have been installed?
SYSTEMINFO
What does having a 16-bit sound card mean?
Sampling is done using 16 bits.
Which Internet connectivity option has the highest latency of the ones listed?
Satellite
The smallest division on a hard disk is a
Sector
A(n) _______ is a document that includes rules and guidelines for passwords. A) RFP B) MSDS C) Domain policy D) Security policy
Security policy
A technician for a small company is considering using two VLANs instead of one. What is an advantage of this change?
Separates the traffic into two networks, thus making smaller broadcast domains?
A _____ is a user interface to interact with the macOS command-line interface.
Shell
What part of a speaker cancels out the magnetic interference and keeps the interference away from other devices?
Shielding
Microsoft Server, Windows 8, Solitaire, Acrobat Reader, Flash Player, Microsoft Word, WordPerfect, and Lotus 1-2-3 are all examples of
Software
In designing a display subsystem, the most likely determining factor(s) usually include
Space available and cost
A force stop is needed sometimes to
Stop the app because the mobile device is slow to respond
A computer power supply
Supplies DC voltage to the internal parts of the computer
What Windows technology uses a block of hard drive space as if it was RAM?
Swap file
Which Windows Control Panel is used to adjust virtual memory?
System
A technician is connecting a printer to an apple computer. Which apple menu is used to start the installation.
System Preferences ?
Which tool is used in the corporate environment to remove system-specific identifiers?
System Preparation Tool
Which command could be used from a Windows command prompt environment to stop a process?
TASKKILL
The protocol suite used for Internet connectivity is
TCP/IP
%systemroot% is commonly C:\ on a windows computer
TRUE
A ZTI deployment allows a computer to be reimaged from a remote location.
TRUE
Another name for a DES card is a security token
TRUE
OneDrive is Microsoft's cloud storage option.
TRUE
The Decimal representation 10110110 is 182.
TRUE
The Sysprep tool removes unique identifiers before making an image of a computer.
TRUE
The Windows Notepad application can be used to create scripts.
TRUE
The binary representation of 200 is 11001000.
TRUE
The decimal representation of 11011011 is 219
TRUE
The notepad Windows application can be opened by issuing the notepad command.
TRUE
To see the options available with the robocopy command, a technician would type help robocopy or robocopy /?.
TRUE
When Windows System Monitor is actively capturing computer data, the system performance can be degraded.
TRUE
Windows Power Shell allows scripts and snippets to run.
TRUE
A script is used to complete one or more tasks on a computer.
TRUE ?
What is the driver used with a scanner so that other applications can access the scanner?
TWAIN
Happy-go-lucky Harry decides to open his computer case to see what he can see. After a few moments of pondering, he notices three cables connect to the motherboard. He pulls at one and disconnects it from the motherboard. Delighted at his success at removing something, he pulls out all but one cable. He is interrupted by a phone call and when he returns, he realizes that he has forgotten which direction the cables face to be correctly reinserted into the board. What is the simplest thing you can do to solve Harry's problem?
Tell Harry to look how the cables are keyed to only be inserted one way.
The ______ identifies printers, power supplies, processors, and other computing devices that are "green."
The ENERGY STAR logo
Which clue would more likely indicate a motherboard problem?
The PC randomly reboots.
A traditional phone call would be made using
The PSTN
The part of the security policy that defines the appropriate use of company data is
The acceptable use part
Consider the figure below. What statement is true?
The figure shows the incorrect air flow for an ATX motherboard. ?
What is the best indication that a laptop battery needs to be replaced?
The laptop operates only from AC power.
The part of the security policy that defines who has keys to the server room is
The physical access part
Who is responsible for ensuring that a newly deployed computer has an antivirus application installed and configured as well as educating the customer about what to do if the computer contracts a virus?
The technician
Why are words such as monkey, smile, and freedom not good to use as passwords?
They are in password crack dictionaries.
Refer to the figure below. What do these two ports have in common? A) They both support video. B) They both allow external SATA device connectivity. C) They are both USB ports. D) They both require use of a function key to be enabled.
They both allow external SATA device connectivity.
USB speakers have the advantage of reducing the opportunity for interference. What is the potential drawback?
They require more work from the CPU.
A businessperson does most of their work inputting data into an online database. Which design would most likely benefit this user?
Thin client
Take-it-apart Tina had some experience in troubleshooting her PC. One day she decided to take the next big step by completely disassembling her computer. When she reassembled it and turned the computer on, she heard nothing, smelled nothing, and saw nothing. Poor, Tina! She did something wrong! Look at the following choices and select the one that would have most likely caused the problem.
Tina forgot to plug the power cord into the computer
Why should a technician be able to use a tool such as the Windows Snipping Tool?
To be able to capture what is on the screen.
Why would a technician use a script comment?
To document the purpose of specific code
An advantage of an impact printer over an inkjet printer is the capability _______
To print on multipart forms
There are black specks on a laser printer output. What should the technician use first?
Toner vacuum
What laser printer component applies a charge to the back of paper so that toner is pulled from the drum onto the paper?
Transfer roller
Which phase of the laser printing process places the toner particles from the drum onto the paper?
Transferring
56Kb/s is only possible when there is an analog to digital conversion when an analog modem is used.
True
A 13-15-15-28 memory chip is faster than a 16-16-16-39 memory chip
True
A 6-pin power connector connects to a video card
True
A GPT is used on 64-bit Windows operating systems
True
A Type 2 hypervisor runs on top of the host operating system.
True
A USB keyboard or mouse can normally plug in to any available USB port
True
A VGA port is a DB-15 female port on a motherboard
True
A closed source operating system allows no modifications
True
A colored stripe on one side of a cable determines pin 1
True
A continuity check is used to see whether the wires in a cable are good
True
A gyroscope measures or maintains orientation
True
A meter reading for a good fuse shows 0 ohms
True
A phablet is a cross between a smartphone and a tablet
True
A piece of software that allows the operating system to communicate with an optical drive is a device driver
True
A proxy server acts as an agent between a web browser and a real server.
True
A smart watch can be GPS-enabled so it can be used for tasks such as tracking fitness goals
True
A striped volume requires a minimum of two hard drives
True
A switch can be configured with VLANs.
True
A technician can cause data loss on the hard drive if a mechanical hard drive is mishandled
True
A thick client workstation is the most common type of desktop or laptop computer in the workplace.
True
A virtual private network is used to connect one device to another device through a public network such as the Internet
True
A virtualization PC commonly has more than one operating system installed.
True
A virus can infect a Flash BIOS
True
A wireless SSID uniquely identifies each wireless network.
True
APK is a file format used to distribute and install Android apps
True
All devices must have a separate I/O address
True
An IMEI is a unique serial number given to any cell phone
True
An RFID tag is commonly used for property security.
True
An e-reader has an LCD screen designed for reading and storing digital books, magazines, and other online materials
True
An important design consideration in the audio subsystem is that the number of ports matches speaker connectivity.
True
An internal modem normally has two RJ-11 ports
True
An optical drive connected to a PATA IDE motherboard connector can play sound through a sound card with no additional connectivity
True
An optical drive random access time specification is the time it takes to find specific data
True
Applying operating system and application patches and updates is a good security practice.
True
Bandwidth is how much data a particular communications channel can handle.
True
Being able to disable a port on an integrated motherboard is important if the port goes bad
True
Buffered (registered SDRAM) delays data transfers by one clock cycle for accuracy
True
By making a subfolder private, it is not automatically shared when the parent folder is shared.
True
CL ratings give an indication of the speed of the memory module
True
CPUs can come with a thermal solution with preapplied thermal paste or a thermal pad
True
Cache increases computer speed by the processor checking in faster cache memory for the information it wants before it checks in the slower RAM chips
True
Device Manager is selected from the System Control Panel to update sound drivers
True
Disk cache or virtual memory speeds up hard drive data access
True
EIR stores all IMEI serial numbers of mobile phones in a database
True
EMI is noise caused by electrical devices
True
Encryption is scrambling data so that it cannot be recognized.
True
Entering the wrong Setup information can cause a POST error
True
GPS is a series of satellites that provide location, movement, and time information to other devices
True
Grounding yourself means putting yourself and a computer part at the same voltage
True
Hyper-Threading allows a single processor to appear to the system as multiple processors
True
If a RAID stops working, use the Disk Management tool to check the status of the drives
True
If a computer connects to the Internet, it must have a MAC address and an IP address.
True
If an optical drive uses the PATA IDE interface, the drive must be an internal unit
True
In a Windows domain environment, the userid and password are created, stored, and maintained on a centralized server.
True
Jailbreaking means that the operating system has been compromised in such a way that the user has an increased level of privilege on the device
True
Keychain Access is a macOS password management utility.
True
Laptop motherboards are similar to desktop motherboards in that they are mobile and hold the majority of their electronics, contain a processor, have memory, and support having ports attached
True
Memory modules that have thermal sensors frequently have TS listed in their model number or in the description
True
MiniPCIe was developed to allow PCIe upgrades and interface cards to be added to laptops, docking stations, and printers
True
Most BIOS chips are an example of flash memory.
True
Most Linux systems administration happens through the command line.
True
Most inkjet printers use heat to make the ink squirt onto the paper.
True
OS X is really pronounced as OS ten.
True
One purpose of the read/write head is to write 1s and 0s to the disk surface
True
Optical drives are slower than hard drives
True
PCI slots are still found in some computers
True
POST checks for hardware based on the saved BIOS settings and displays an error if the hardware check does not match the settings
True
Part of identifying a computer problem is reviewing the system and application logs.
True
Print to XPS is a type of virtual printing
True
RAM is volatile
True
SDK is a set of tools used to develop an app for a specific mobile OS or platform
True
Some optical drives can write to both Blu-ray discs and DVD-RW discs
True
The Caps Lock is a common keyboard light
True
The Ctrl+Alt+Del keys can be used to lock your Windows workstation.
True
The EPEAT rating system was designed to work with the EPA in identifying products that have a green design.
True
The PRL (preferred roaming list) contains what frequency bands can be used for access on a cell phone
True
The SCANDISK or CHKDSK program detects and repairs lost clusters
True
The Windows Memory Diagnostics tool can be used to troubleshoot suspect memory modules
True
The Windows boot partition is the partition that must contain the majority of the operating system
True
The binary representation of 131 is 10000011.
True
The charge corona or the conditioning roller applies a uniform negative voltage to the laser drum
True
The chipset determines how many USB ports a manufacturer can support
True
The command ls lists out the contents of a directory within macOS. True False
True
The impact printer printhead houses the print wires that strike the ribbon to produce a dot on the paper
True
The laser printer produces the highest quality output at the fastest rate
True
The most common file system used with Windows is NTFS
True
The most common type of DSL is ADSL.
True
The notification area on a mobile device contains icons such as battery life, wireless signal strength, time, or external media connectivity
True
The power supply is the part of the computer that converts the wall outlet AC voltage to DC voltage
True
The read/write heads are the part of the hard drive that actually transmit or receive the 1s and 0s to or from the hard drive
True
The start bit is used with asynchronous transmissions and signals the beginning of transmission.
True
Toner is powder made of plastic resin particles and organic compounds bound to iron oxide
True
UTP is a type of copper media.
True
Unbuffered SDRAM is faster than buffered SDRAM
True
When replacing a power supply, choose a power supply that is greater or equal in power rating
True
When using a cable modem, the term downstream refers to data pulled from the Internet.
True
Windows has a troubleshooter tool to help with printing problems
True
iOS is found only on Apple devices
True
macOS and Linux have many commands in common.
True
n a manufacturing plant, STP is a good choice for network cabling.
True
A Windows operating system path shows the location or how to find a particular file.
True ?
A file type is commonly defined by the application that created it.
True ?
The Windows Recovery Environment (WinRE) is used on a computer that has a startup problem.
True ?
Windows computers in a server-based network are commonly organized into a network domain.
True ?
An advantage of using a cloud service is rapid elasticity.
True?
In Windows 10 Enterprise edition, an encrypted file can be decrypted using the cipher command. True False
True?
QoS is recommended when companies implement VoIP.
True?
A new technician is examining a script and her mentor points to a section of code and says this is an example of a compound condition. What should the technician be looking for in that section of code?
Two test conditions in a single statement
What USB cable is unique to USB 3.1?
Type-C
Which answer is an updated version of the system BIOS to allow such things as booting without a keyboard attached and antivirus software as part of the BIOS?
UEFI
Which of the following is not true about USB-PD A) The standard has levels of power delivery. B) A USB 3.1 PD device should not use a cable longer than 6.6 feet (2 m). C) A PD device requires a type-C cable. D) Not all ports or cables support USB-PD.
USB 3.1 PD device should not use a cable longer than 6.6 feet?
_________________ is the graphical interface for downloading open source software on Ubuntu.
Ubuntu Software Center
A curious computer user is ready to check out a CRT video problem with a computer system. Because of safety concerns, which one of the following procedures should be carried out only after receiving specialized technical training?
Unplugging the monitor, removing its case, and probing various components
A technician is installing new IT equipment and also removing some. What is commonly requested of the technician to do after completing the changes?
Update network topology diagrams. ?
What tool can be used before installing Windows to determine whether a computer has compatibility issues?
Upgrade Advisor
What upgrade would help productivity on a color laser printer?
Upgrade the memory.
A person wants to synchronize data between an iPhone and a work PC. What would be the fastest way for this task to be performed?
Use a USB cable and iTunes.
Karl learned to type on a manual typewriter and he pounds the keys on his laptop. He complains that the computer has random pointer actions and the cursor jumps around causing him to make typing errors. What should the technician do to solve this problem?
Use the function keys or Control Panel to disable the touch pad.
What is the purpose of the Setup program?
Used to configure the system
Which type of environment variable varies between Corporate Employee 1 and Corporate Employee 2?
User
Which scripting language can only be used on a Microsoft Windows computer?
VBScript
Which type of converter would be used to convert an analog signal to a digital one?
VGA to DVI
In what capacity would a BNC connector be used in relation to a PC?
Video
Isabella has heard the term HDCP, but can't quite remember what it relates to. This feature would be found on what type of PC port?
Video
Jack, the wise and experienced PC technician, shows his professional skills to a customer by plugging the three-row 15-pin connector into the
Video port
What term describes traditional voice traffic going over the Internet?
VoIP
A networked laser printer has toner, power, documents in the queue, and the network port has connectivity, but no network host can print to the printer. What should the technician check?
Whether the print spooler service is running
Which item is an example of a valid Windows filename if all characters shown are part of the name? A) Windows/Test \ ʺFallʺ 2012.doc B) Windows Test Fall 201!.doc C) Windows Test: * Fall 2012.doc D) Windows Test | Fall 2012.doc
Windows Test Fall 201!.doc ?
The number of bits processed at one time is the processor's
Word size
A classification method used for optical drives that is based on multiples of a standard transfer rate is called
X factor
Which Windows file extension do compressed files normally use?
ZIP
You should use a/an _____ when installing an adapter into a PC
antistatic wrist strap
Which command is used for installing packages from the command line on Ubuntu?
apt-get
CMOS holds the computer's ____
current BIOS configuration
Which components are output devices?
display speakers printer
Adapters are installed into _______
expansion slots
By default Ubuntu uses the ____ file system.
ext4
Which command would a technician use to prepare a hard drive for a particular file system?
format
What is the name of the application productivity suite bundled with MacOS?
iWork
Which desktop computer component holds memory, ports, and, optionally expansion slots?
motherboard
Which logical operator returns a true if either expression (condition) is true? A) AND B) NOT C) OR D) NOR
not AND
A technician has been asked to install a new SATA optical drive in a tower computer that currently has two SATA hard drives already installed. One hard drive is installed in the bay closest to the motherboard. The second drive is in the bay above the first hard drive. The only available bay is above the second drive. How will the technician configure the device? A) As primary secondary B) With a cable that connects to the motherboard C) As secondary master D) As primary slave
not As secondary master try as primary secondary
A technician suspects that a program that loads as part of the startup process is causing the system to not boot. Which key could the technician use to test this theory? A) Ctrl B) Shift C) Ctrl + Alt D) Alt
not CTRL maybe shift
Consider the following JavaScript code, What does this code do? : var x = 10; var count = 1; while count < 11) { console.log(count * x + " "); count += 1;} A) Multiplies the number 10 by 1 and logs the result in a file called console. B) Adds the number 10 and 1 and logs the result in a file called console. C) Displays the numbers 1 through 10 on the display until the user halts the program. D) Counts by 10 and displays 10 numbers on the screen.
not Displays the numbers 1 through 10 on the display until the user halts the program.
A college has several providers that monitor the usage of the application and if more resources are needed such as servers, storage, memory, or processing power, such resources are provided and the company is billed more money for the oversubscription. Which type of cloud platform is used for these particular applications and contracts?
not Hybrid
Jose, the service technician, is replacing a sata optical drive. The drive is not recognized in BIOS/UEFI or the operating system. What is the most likely problem? A) Bad Drive B) Bad Cable C) Jumper Configuration D) Outdated or missing driver
not Jumper Configuration ? maybe bad cable
Refer to the figure below. What component is labeled 2? A)PCIE x16 slot B) AGP slot C) RAM slot D) PCI Slot
not PCIe x16 slot not pci slot
A company is considering having all cloud-based access points and switches? Which type of cloud service is this company looking at? A) IaaS B)DaaS C)PaaS D)SaaS
not PaaS
Which part would most likely be upgraded by using an m.2 expansion slot?
not RAM Wireless NIC
A corporate technician has been asked to configure a VM using Microsoft Hyper-V. Which type of hypervisor does Hyper-V use? A)Type 3 B)Type 2 C)Type 1 D) Type 4
not Type-2
A computer has two hard drives installed that are assigned the drive letters C: and D:. All the computer applications are loaded on C: and data is stored on D: or on external media such as CDs, DVDs, or an external USB hard drive. The computer user has memory- and CPU-intensive applications, and when they are being used, the computer runs very slowly. The motherboard has the maximum allowable RAM. What is the best option for this user? A) Replace the C: drive. B) Copy the data from D: to C: to free up more space on D:. C) Use the D: drive as virtual memory. D) Replace the motherboard.
not Use the D: drive as virtual memory
Refer to the figure below. what component is labeled 3?
not a RAM slot maybe cmos
A technician is writing a script that includes wiping the disk. Which command is used to prepare a mechanical disk for use? A) format B) gpupdate C) partition D) convert
not partition try format
In the figure below, the item labeled c is the ___. A) Jumper B) Jumper block C) Pin D) Heat Sink
not the Jumper block maybe jumper
Which components are end user storage devices? (Select all that apply.)
optical drive hard drive
Which is larger?
petabyte
Which command is used to change the name of a folder?
ren
XMP modules allow BIOS/UEFI to configure and monitor voltage and timing settings
true