COMPTIA A+ 901

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

Which of the following statements apply to the IEEE 1394a standard? (Select TWO) A. Data transfer rate of up to 800 Mbps B. FireWire 400 C. Data transfer rate of up to 480 Mbps D. FireWire 800 E. Data transfer rate of up to 400 Mbps F. Parallel bus interface standard

B, E

A technician has received a call about an issue with a monitor. As the technician troubleshoots the screen, the technician notices it has black lines as well as a ghosted image when powered on. Which of the follow symptoms is this display experiencing? (Select TWO). A. Color patterns incorrect B. Dead pixels C. Artifacts D. Distorted image E. Distorted geometry F. Burn in

B, F

Which of the following connector types is used with coaxial cabling?

BNC

Which of the following connector types allows for the passage of both digital and analog signals, dependent upon the receiving destination device?

DVI-I

A user reports that all printouts to a locally attached printer show only garbled characters. Which of the following tools should a technician use to troubleshoot the issue?

Device Manager

A lightly protected subnet placed on the outside of the company's firewall consisting of publicly available servers is known as

DMZ

In order to be able to connect to a website and display its contents, a URL entered in the web browser address bar needs to be translated into an IP address. Which of the servers listed below is used to handle this type of request?

DNS server

Which of the following units is used for measuring the brightness of an image rendered by an image projector?

Lumen

Which of the following would be best used to determine the needs of a projector being used in a sunny room?

Lumens

A memory module form factor commonly used in sub-notebook devices is known as

MicroDIMM.

Which of the answers listed below refers to a VIA-Technologies proprietary low-power consumption SFF type motherboard known for industrial and embedded PC applications?

Mini-ITX

A customer asks a technician to build a custom computer. The computer will be used for CAD/CAM functions. Which of the following would be the MOST important component for this type of application?

Multicore processor

A type of CPU architecture where a single physical CPU contains more than one execution core on a single die or chip is known as

Multicore.

A user called the help desk and reported that the network is slow. The network standard states that the links to individual desktops all over the campus are set up for 1Gbps. After consulting with other personnel in the same department, the technician has determined the issue only affects the user's wired connection. Which of the following is most likely the cause?

NIC duplex settings

A technician is replacing an existing SATA configuration with a RAID configuration. The customer requirements are that the new configuration needs faster Read/Write speeds, and no single point of failure. Which of the following configurations meet the requirements?

RAID 5

A customer struggles with the small print of most smartphones. The customer still likes the idea of using a smartphone for phone call and work. Which of the following devices should the technician recommend to the customer?

Phablet

A user reports that a laptop will not power on due to a system board failure. The user has some very important documents that need to be recovered from the laptop and transferred to a replacement desktop PC. Which of the following should the technician perform to allow the user access to these files?

Place the hard drive in an external enclosure.

A server with a private IP address has been set up to handle requests from an outside (public) network. Which of the following solutions would enable this function?

Port forwarding

Which of the following tools would be used for attaching cables to a patch panel?

Punch down tool

A storage technology that combines multiple disk drive components into a single logical unit to increase logical volume size, improve performance, or reliability is known as

RAID.

A technician is creating new cables for a POTS. Which of the following connectors should the technician use to terminate the ends of the cables?

RJ-11

Which of the following are the most important factors for reading electronic books on an e- reader instead of a tablet?

The display on an e-reader uses much less energy.

IEEE 802.11 is a set of standards for implementing

WLANs.

Which of the wireless encryption schemes listed below offers the highest level of protection?

WPA2

Which of the following is the best method to use to secure data while wirelessly connected to the Internet?

WPA2/AES

Members of a sales team travel frequently with their laptops. The members have reported that hotel WiFi is unreliable and unsecure. Which of the following devices could the IT department recommend to use instead of hotel WiFi?

WWAN hotspot

In modern PCs, the procedure of replacing BIOS contents is sometimes referred to as

flashing the BIOS

A standardized specification of a motherboard (including its dimensions, supported power supply types, and layout of components) is known as the motherboard's

form factor

A user on a Mac system has noticed that files and folders are unable to be updated or created anywhere in the file system. Which of the following tools should be used to resolve the problem?

fsck

The ability to replace computer system components without causing interruption to the system is referred to as

hot swapping.

A digitizer of a modern computer is used to

identify the screen location touched by a user.

A network administrator has noticed some lag in between two buildings connected by underground cabling. The administrator wants to make sure that the network traffic is using the newer fiber connection instead of the older backup CAT5 Ethernet connection. Which of the following tools can be used to ensure that traffic is taking the desired path?

netstat

A type of cabling coated with a fire-retardant jacket placed in the space between dropped ceiling and structural ceiling is called

plenum.

A software that temporarily stores print jobs on the computer hard disk or in memory until the printer is ready to print them is called

print spooler.

A VGA connector is a

three-row 15-pin connector

Which of the following is an example of an APIPA address?

169.254.10.20

Which one of the following IP addresses would be a valid subnet mask for IPv4?

255.255.240.0

What is the bit length of IPv4 address?

32 bits

RDP runs by default on TCP port

3389.

RAID Level 10 requires a minimum of

4 drives.

Which of the following auxiliary connectors is used to supply dedicated power for a high-end CPU?

4/8-pin 12v

What port is used for secure communications?

443

A technician is installing a new RAID array on a high-end graphics workstation. The data will be critical to the development of new products and must be able to survive multiple failures. Which of the following RAID type should be used when fault protection and speed are the most important requirements?

5

What is the maximum allowable cable length for USB devices?

5 meters

What port is used for domain name resolution?

53

Which of the TCP port numbers listed below is used by an Apple-proprietary file sharing protocol?

548

What port is used to transfer files between workstations?

21

What port is used for plain text mail delivery?

25

Which of the following answers lists storage media types arranged from lowest to highest capacity? A. Floppy disk, CD, DVD, BD, Tape B. CD, DVD, Floppy disk, BD, Tape C. Floppy disk, CD, DVD, Tape, BD D. Floppy disk, Tape, CD, DVD, BD

A

Which of the following answers lists the correct order of the laser printing process? A. Processing, charging, exposing, developing, transferring, fusing, cleaning B. Developing, cleaning, exposing, transferring, charging, fusing, processing C. Processing, exposing, charging, transferring, developing, fusing, cleaning D. Cleaning, fusing, exposing, developing, transferring, processing, charging

A

A single copper-based Thunderbolt cable provides the capability for a simultaneous transfer of (Select THREE) A. data from connected PCIe devices. B. DC power. C. da D. AC power.

A, B, C

Which of the following answers describe the features of the TN LCD panel technology? (Select THREE) A. Low viewing angles B. Fast response times C. Low color quality D. High color quality E. Slow response times F. Wide viewing angles

A, B, C

Which of the answers listed below refer to the characteristic features of fiber-optic cabling? (Select THREE) A. Immune to electromagnetic interference B. Provides higher level of security than copper cabling (difficult to tap into) C. High attenuation D. More suitable for carrying digital information than copper cabling E. Low bandwidth capacity

A, B, D

Which of the hardware requirements listed below should be given priority while assembling a custom graphic/CAD/CAM design workstation? (Select THREE) A. High-end GPU B. Multicore CPU C. High-end cooling D. Maximum amount of RAM E. High-capacity HDD F. Dual monitors

A, B, D

Which of the answers listed below refer(s) to solution(s) aimed at improving CPU heat dissipation? (Select FOUR) A. Heat sink B. CPU fan C. Dual rail D. Thermal paste E. Liquid Based Cooling F. P1 connector G. Isopropyl alcohol H. Ethylene glycol

A, B, D, E

Which of the answers listed below refer(s) to solution(s) aimed at improving CPU heat dissipation? (Select FOUR) A. Heat sink B. CPU fan C. Dual rail D. Thermal paste E. Liquid-based cooling F. P1 connector G. Isopropyl Alcohol H. Ethylene glycol

A, B, D, E

Which of the answers listed below refer(s) to the features of a motherboard's CPU socket? (Select TWO) A. PGA B. TPM C. LGA D. FRU E. HTT

A, C

Which of the following features are commonly found in fitness monitors that distinguishes them from other mobile devices? (Select TWO). A. Galvanic skin response B. Fingerprint scanner C. Continuous heart rate monitor D. Retina scan E. WiFi capability F. Near field communication

A, C

What are the characteristic features of the IPS LCD panel technology? (Select THREE) A. High color quality B. Fast response times C. Wide viewing angles D. Low color quality E. Slow response times F. Low viewing angles

A, C, E

Which of the following answers refer to examples of output devices? (Select THREE) A. Printer B. Barcode reader C. Display device D. Smart card reader E. Motion sensor F. Speaker

A, C, F

PCIe is a high-speed, serial expansion bus designed as a replacement for (Select THREE) A. PCI. B. SATA. C. USB. D. PCI-X. E. AGP.

A, D, E

A user has been terminated but is allowed to create a backup of personal files. The user has 5.2GB of data to save, and the company has agreed to give the user a disk to store the information. Which of the following should be issued the user to hold all of the information with the Maximum amount of utilized space?

BD-R DL

The default Linux shell is

Bash

Which of the answers listed below refers to Apple technology that allows for automatic discovery of services and network-enabled devices on a local network?

Bonjour

Sarah is a mac OS X administrator. She wants to run both OS X and Windows 8 on the same machine. What OS X management tool will Sarah use?

Boot Camp

A user has noticed faint images on the display when the PC is turned off and reports it to a technician. The technician troubleshooting this issue finds that the user has disabled the screensaver and modified the power options to ensure the display does not turn off when the PC is idle. Which of the following is the problem with the display?

Burn-in

FTP runs by default on ports (Select TWO) A. 25. B. 23. C. 20. D. 21. E. 22.

C, D

Which of the following connector types are used with twisted-pair cabling? (Select TWO) A. BNC B. LC C. RJ-11 D. RJ-45 E. ST

C, D

Which of the following answers refer to the characteristic features of the 802.11b wireless standard? (Select TWO) A. 5.0 frequency range B. 54 Mbps C. 2.4 GHz frequency range D. OFDM E. 11 Mbps

C, E

In order to retain its configuration data, CMOS RAM requires constant supply of electricity which is provided by the

CMOS battery

Which of the following statements is true? A. Aborted BIOS update can be resumed by the transaction recovery system B. A common security measure is to store BIOS on a non-rewritable memory chip C. The process of BIOS update can be aborted and resumed at a later time D. Aborted BIOS update could render the computer unusable

D

A technician is adding a second processor to the motherboard of a workstation. Which of the following does the technician need to apply to ensure proper cooling of the new processor? (Select TWO). A. Hyper threading B. Temperature sensor C. Overclocking CPU D. CPU fan E. Thermal paste F. Fans

D, E

Which of the answers listed below describe the features of a tape drive? (Select THREE) A. Fast seek times B. Low capacity C. Volatile storage medium D. Magnetic media E. Slow seek times F. High capacity

D, E, F

Which of the server types listed below is used for dynamic assignment of IP addresses?

DHCP

A Microsoft Windows command-line utility that provides disk partitioning functions in Windows 7/8/8.1 is called

DISKPART.

A user has little available disk space but still needs to scan many documents. Which of the following changes should the user make in order to conserve space?

Decrease resolution

A customer reports that when typing on a laptop, the cursor sometimes jumps to another place in the document. Which of the following should the technician do?

Demonstrate disabling the touch pad.

A technician working in the USA is building a computer for use in Europe. After finishing the hardware installation, the technician needs to power on the computer and install the OS and applications. Which of the following power supply specifications should the technician consider to complete the installation?

Dual voltage

A Network Address Translation (NAT) method providing temporary mapping between private IP address and any of the IP addresses belonging to the available public IP address pool is known as

Dynamic NAT

A technician is tasked with building a Home Theater PC for a client. Which of the following components will accommodate the customer's request without adding unnecessary costs to the build? (Select TWO). A. Maximum CPU cores B. Maximum RAM C. SSD hard drive D. HDMI output E. TV tuner card F. High-end video card

E, F

A user notices that the touchpad suddenly stops working after using a word processor. After inspection, a technician verifies remotely that the drivers are installed and the laptop is not infected with malware. Which of the following would be the logical next step?

Ensure the touchpad is turned on by using special function keys.

Which of the following Internet connection types is most likely to provide the lowest latency?

Fiber

Which of the following functionalities allows for overcoming keyboard size restrictions in laptops?

Fn key

After launching a Windows Virtual PC application, a technician receives an error message stating that the HAV feature is not enabled on the computer. Which of the following steps might help in fixing this problem?

Getting into the CMOS setup utility and enabling the virtualization technology setting

A small company's printer is broken and needs to be replaced. Which of the following printers provides the fastest results with the most color options?

Inkjet

A user of a high-end workstation requires a Blu-Ray rewritable drive to be installed. The PC has available USB 2.0 ports, an open expansion slot, but no open drive bay. Which of the following would allow the Blu-Ray writer the fastest operational speed?

Install a USB 3.0 card and connect a BDXL drive.

Which of the following built-in functionalities allows a CPU to take over tasks normally executed by a dedicated graphics card?

Integrated GPU

A PC user reports that a desktop frequently does not turn on. A technician runs diagnostic software and determines the issue is not OS related. Which of the following tools should the technician use next to continue troubleshooting the issue?

Multimeter

A security feature used by CPUs for isolating areas of memory in order to prevent the execution of code from non-executable memory locations is known as

NX bit.

Which of the acronyms listed below refers to thin and lightweight display devices offering higher contrast ratio and color quality in comparison to LCD without the need for a special light source to produce a visible image?

OLED

Which of the following slot types allows for adding primary storage modules to the motherboard?

RAM

What is the most common memory module form factor type used in laptop computers?

SODIMM

Which of the answers listed below refers to a secure replacement for Telnet

SSH

A technician installs additional RAM in a desktop. Upon restarting the system, an audible POST error occurs with no screen prompt. Which of the following is the most likely cause of the problem?

The BIOS has not been updated with the RAM amount.

An employee notices that after returning from vacation and booting a desktop computer, some keyboard settings have changed, there is additional fan noise, and the system time is incorrect. Which of the following is most likely the cause of these symptoms?

The CMOS battery is faulty.

A technician is upgrading a desktop PC and installs the fastest gaming video adapter on the market. The PC has 2GB of memory, an integrated video adapter, a 300w power supply, and a 1TB hard drive. The technician tests the new graphics card by running a 3D video game, only to find that the computer freezes shortly into game play. The technician wishes to repeat the test while monitoring the system temperatures. During the subsequent tests, the computer continued to freeze and the temperatures were consistently 55 degrees Celsius for the CPU and 65 degrees Celsius for the CPU. Based on this information, which of the following is the MOST likely cause of this issue?

The CPU is overheating and has caused the system to become unstable.

The USMT command line utility

copies files and settings from one Windows computer to another.

A set of replacement parts for a laser printer is commonly referred to as a

maintenance kit

A type of PCI slot for expansion cards installed in laptops characterized by a much smaller form factor when compared to its desktop counterpart is called

mini-PCI.

Which Windows run line utility opens the Remote Desktop Connection utility?

mstsc.exe

After completing the initial diagnostics and assigning system resources, the startup BIOS program checks for information about secondary storage devices that might contain the OS. The list of devices and the order in which they should be checked can be found and arranged in the CMOS setup utility, and this option is commonly referred to as

the boot sequence

What is the maximum data transfer rate supported by the SATA I standard?

1.5 Gbps

What is the maximum cable segment length for a CAT5 cable?

100 meters

A technician has just finished imaging a company laptop with the standard company image and is attempting to connect to the WAP. The technician does not see any SSIDs when attempting to connect. Which of the following should the technician check first?

AP signal strength

Which of the following would enable a user to add wireless devices to a home network in rooms that are away from the router?

Access Point

Apple technology built into most popular printer models enabling network printing service without the need for manual configuration from the user side is called

AirPrint.

What are the characteristic features of satellite Internet connections? (Select THREE) A. Lack of signal interference B. Signal latency C. High connection speed D. Interference (weather dependent) E. Low connection speed

B, D, E

The /R switch of the CHKDSK utility (Select TWO) A. displays cleanup messages. B. locates bad sectors and recovers readable information. C. uses more system resource to perform a scan as fast as possible. D. displays the full path and name of every file on the disk. E. fixes errors on the disk.

B, E

An inverter (Select TWO) A. converts AC power into DC power. B. supplies voltage to backlights of an LCD panel. C. converts DC power into AC power. D. supplies voltage to backlights of an OLED display.

B, C

Which of the connector types listed below can be used for connecting keyboards and mice to a PC? (Select THREE) A. S/PDIF B. PS/2 C. 6-pin Mini-DIN D. USB E. PCIe 6/8-pin

B, C, D

Motherboard slots that enable installation of dedicated graphics controllers include (Select TWO) A. PGA. B. AGP. C. ATX connector. D. PCIe. E. slot A.

B, D

The 15-pin ATX PSU SATA power connector supplies electrical power at the voltage(s) of (Select THREE) A. +3V. B. +3.3 V. C. +4V. D. +5V. E. +12 V. F. +15 V.

B, D, E

A smaller, faster memory type for storing copies of the data from frequently used main memory locations used by the central processing unit of a computer to reduce the average time to access memory is called

CPU cache

A technician has installed a CAT6 cable in a long hallway. The switch ports on both ends are illuminated, however, users on one end of the network are unable to access the Internet. Which of the following tools would the technician MOST likely use to troubleshoot the issue?

Cable tester

A user is having intermittent problems connecting to the office network. A technician determines the computer network cable needs to be replaced. Which of the following tools did the technician use to determine the issue?

Cable tester

A technician is installing new hard disks to begin a new Windows 8 installation and has successfully attached all cables. However, the installation wizard does not detect any hard drives. Which of the following is most likely to resolve the issue?

Change the SATA control mode to ACHI

Which of the following integrated circuit types defines the core functionality and capabilities of a motherboard?

Chipset

A user is located in Madrid and wants to send a report to a user in Brazil. Unfortunately, the email server is currently off-line. The report is time sensitive and needs to retain its original quality. Which of the following methods is best for transmitting the report?

Cloud printing

A technician needs to share a network-enabled printer with all users on the LAN. Which of the following is the best way for the technician to do this?

Connect the printer directly to an Ethernet port.

A user recently installed a smartphone application that was running continuously and severely draining the battery. After removing the application, the mobile device has an extremely short battery life. The device charged successfully overnight, but still had a short battery life the following day. Which of the following is the MOST probable solution for this issue?

Download a power management app.

A technician replaces a defective 250GB hard drive in a desktop with a 2TB hard drive. After installation, the computer detects the new 2TB drive as a 250GB drive. Which of the following should the technician do to fix this issue?

Flash the BIOS

SMART allows for monitoring system for anticipated

HDD failures

Examples of interfaces providing the capability for transmission of both video and audio data include

HDMI

What is the name of a Windows command-line utility that displays TCP/IP configuration settings?

IPCONFIG

Which of the following technologies offers the most accurate and widest range of color output?

IPS

What does the Windows msconfig tool do?

It is used to troubleshoot issues that can arise during system startup.

What is the name of a hardware device that allows for administering multiple hosts with the use of a single mouse, keyboard, and computer screen?

KVM switch

A technician has been tasked to image several Macbook Air laptops. Which of the following connection types has the fastest data transfer rate for imaging?

Lightning

Which of the following expansion slot types is typically used for high-end graphics cards

PCIe

Certain types of RAM take advantage of an additional bit in order to detect whether a data error has occurred. An extra bit is used to store information about the number of bits set to the value of one in a given string of data (typically one byte) and by examining that information at different stages of processing it is possible to detect whether the data has been corrupted or not. What is the name of that extra bit?

Parity bit

A security officer wants to eliminate username and password sharing on the network. Which of the following technologies should be part of a potential solution?

Smart card readers

A user calls the helpdesk and states that the LCD monitor is displaying muted colors and is blurry. The helpdesk asks the user to power the monitor off and then on to see if it resolves the issue. The user is still experiencing the same issue. Which of the following tools can be used to resolve the issue?

OSD utility

Which Windows command line utility scans for corrupted system files and restores them?

SFC

Which of the following answers refers to a protocol used in network management systems to monitor network-attached devices?

SNMP

A laptop user has an approved request for a memory upgrade to support CAD activities. Which of the following should the IT department order?

SODIMM

The IT director has instructed a technician to purchase new RAM modules for a new customer's laptop. Which of the following types of RAM modules would need to be purchased?

SODIMM

A technician needs to connect a fiber cable to a distribution panel that has a round barrel connection. Which of the following would be required?

ST

A standalone appliance connected to a TV set or other display device that enables receiving television signal and/or Internet data is commonly referred to as a

Set-Top Box

Users have been reporting that a laser printer has been printing pages with ghosted output. Images from text that were on previous pages continued to be displayed on the current printed pages. After printing several blank pages, the ghosted images temporarily disappear. When normal printing resumes, the behavior returns. Which of the following is the most likely cause of this issue?

The drum is not being cleaned by the cleaning assembly.

Which of the following is the characteristic that most likely differentiates RAM DIMM types?

The module notches are in different locations.

A warehouse worker notes that the last copy of the multipart form is barely legible and this is the copy that is used to pick stock items to fill customer orders. A technician arrives and has fixed the issue. Which of the following was most likely performed to resolve the problem?

The print head was adjusted to the proper gap.

A technician is asked to upgrade a computer by installing a gaming graphics card. Upon opening the computer, the technician notices that the primary PCIe x16 slot is already empty, and installs the new graphics card in it. After plugging the monitor into the new graphics card, the technician boots the PC to find that the display stays completely black. The technician notes a hard drive activity light is flashing and the fans are spinning. Which of the following is the most likely cause of this issue?

The video driver should have been installed in the OS before the graphics card was installed.

A developer wants an external hard drive with the fastest possible transfer speed. Which of the following technologies supported by the laptop should a technician recommend?

Thunderbolt

An end user requires an add-on card be installed in a computer. The card should provide the highest audio/video throughput available, while also providing the highest data transfer rates. Which of the following cards meets these requirements?

Thunderbolt card

A user is typing a document in word processing software on a laptop. Often, the cursor randomly jumps to another location. Which of the following should the user disable?

Touchpad

Which of the answers listed below refers to a firmware interface designed as a replacement for BIOS? A. UEFI B. ACPI C. CMOS D. USMT

UEFI

A customer reports a large monitor used for company advertising shows their current promotional advertisement, but it also displays a shadow image of their old advertisement. After replacing the display, which of the following should the technician recommend doing to prevent this issue from reoccurring?

Use a screen saver.

A technician is adding a second hard drive to a desktop PC. While the BIOS detects the second drive, the operating system does not. The hard drive diagnostics detect no failures. Which of the following should the technician do next?

Use the diskpart command to initialize the second hard drive.

A user has reported that the company notebook is performing some random mouse actions requiring the user to make a lot of typing corrections. Which of the following describes how the technician can solve the issue for the user?

Use the function keys to disable the mouse pad.

A technician must connect a monitor to a computer. The technician notices the computer and monitor both have 15-pin monitor connections. Which of the following types of cable will the technician need?

VGA

A smartphone user cannot connect to a coffee house's secure WiFi. Each time the user tries, access is denied. Which of the following should the user do first to fix this issue?

Verify the passphrase is being spelled correctly.

A computer on a network where most functions are carried out on a central server, or a software application that uses client-server model wherein the server performs all the processing is commonly referred to as

a thin client.

A software or hardware that checks information coming from the Internet or other type of outside network and depending on settings either blocks it or allows it to pass through is called

a firewall.

While troubleshooting problems with a Network Interface Card (NIC), connector pins on the NIC's port can be tested with the use of

a loopback plug.

A type of daughterboard equipped with expansion slots providing the capability for attaching further expansion cards that are placed parallel with the mainboard in order to save space inside the system case is known as

a riser card.

ECC type RAM

can detect and correct errors.

The Linux command that enables you to modify the default permissions of a file or directory is

chmod

NETSTAT is a command-line utility used for

displaying active TCP/IP connections.

A printer's capability to print on both sides of a paper sheet is known as

duplex printing.


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