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Comptia A + Computer Repair Practicals

Subjects : certifications, comptia-a-+, it-skills

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. A client reports that the LCD on their laptop has no display - but outlines of the graphics can be seen from some angles and an external monitor displays will no issues.Which of the following is the MOST likely cause?
RIMM modules must be installed in pairs.
Format the drive and reload the system.
The boot priority is set to CD-ROM in the BIOS.
LCD backlight failure

2. A user wants to connect to a cellular network with a laptop while traveling. The laptop has aninternal cellular network card that is activated through the provider.Which of the following is the MOST likely reason that the card is not visible to the o
very thin layer - making sure to cover the CPU
Mini PCI
Implement and install a drive encryption program on all company assets.
Cellular card is disabled in the BIOS.

3. A customer wants to purchase a new motherboard that supports SLI. Which of the following will the new motherboard need to be able to do?
Use recovery console and the fixboot command.
Support multiple PCIe display adapters.
sigverif
IEEE 1394 card

4. A technician uses DHCP for all computers on the network and static IP addresses for all printers on the network. Which of the following will enforce this policy?
Install a wireless range extender to boost the signal.
The print head needs to be adjusted.
Exclude the printers IP addresses from the DHCP scope.
Connect the appropriate power cable.

5. A client is having problems with creating file shares on the network. Which of the following groups MUST the client be a member of to create shares?
The technician failed to connect the antenna wires to theWiFi card.
Power Users
The paging file size settings need to be adjusted.
Remove all memory modules - power on the PC - listen and watch for the POST.

6. A technician is replacing a heatsink. Which of the following will the technician MOST likely use to complete this job?
The pass phrase is not correct.
UAC
The boot priority is set to CD-ROM in the BIOS.
Thermal compound

7. Which of the following 802.11 standards by default uses the 2.4GHz frequency range and supports speeds up to 11Mbps?
Label every screws location and cable path - Ensure the technician wears an ESD strap.
during a time of low activity
They have been infected with malware.
B

8. A customer is experiencing problems with the display after their computer is fully booted but reports seeing the BIOS splash screen during boot. Which of the following would MOST likely be the cause?
IEEE 1394 card
Create a striped set.
ping localhost
A corrupted or incorrect video driver is installed.

9. Which of the following commands will allow a technician to disable startup programs?
msconfig (choose startup from options)
No device driver found
Event Viewer Logs - Disk Management - Device Manager
Three

10. A technician is upgrading an internal IDE drive in a laptop. Which of the following HDD types is the technician MOST likely using?
PATA
Add additional RAM to the printer.
Change the jumper settings on the drive.
Quarantined

11. When replacing a laptop keyboard - the FIRST thing to do is:
remove the AC power.
Start>Run>mstsc - Start>AllPrograms>Accessories>Communications>Remote Desktop
Service Manager
Apply thermal compound to the chip.

12. A technician replaced an internal wireless card in a laptop. The card appears to be installed correctly in Device Manager - but is not able to view available wireless networks. Which of the following is MOST likely the problem?
The file is too large for the printer.
Turn the computer on and run chkdsk /r
Internal antennas not connected.
Add an access point.

13. A technician is adding a new device to a system and is unable to find the driver disk. Which of the following is he BEST place to retrieve the latest drivers?

14. After replacing the RAM on a clients system - a technician gets a loud beeping noise and the computer will not successfully POST. Which of the following is the MOST likely cause of the problem?
The power button is not working.
The new movie is a Blu-ray disc and not compatible with the PC.
One of the sticks of RAM is not seated properly.
A multimeter

15. A user wants to prevent certain individuals from using the Internet throughout the day in Windows Vista. Which of the following tools can be used to perform this action?
A corrupted or incorrect video driver is installed.
Parental Controls
Uncheck Hide protected operating system files in folder options - Uncheck the read only attribute in file properties.
HDD failure

16. If a technician wants to evaluate a computers detailed statistics - which of the following is the BEST utility to view this information?
C:Documents and SettingsUser1
RJ-11
Enable MAC filtering.
Performance Monitor

17. A user reports that their Windows XP PC booted to a desktop which is presented with very rough colors and poor detail on all images displayed.Which of the following is the MOST likely cause and solution of the problem?
The BIOS detected the PCIe video card and disabled the onboard video.
A multimeter
Use a portable anti-static pad and wrist strap - ensuring all components remain on the mat - and the wrist strap is connected to the mat.
The color depth is set too low. Open the Display Properties dialog box and set the Color Quality setting to Highest (64bit).

18. A user wants to add an optical drive to their computer to archive 100GB of data.Which of the following writable optical drives will allow them to archive this data using the fewest discs?
Set the CMOS jumper on the motherboard to clear
Blu-Ray
Not enough physical RAM installed.
Allows a system to boot into a limited shell with command line functions.

19. A computer has become infected with a piece of malware. The current system software has detected the threat and moved it into a special state. Which of the following terms BEST defines the state?
Windows Vista 32-bit can only address up to 3GB of memory.
Try paper from a different package of paper.
File searching
Quarantined

20. When installing additional memory in a notebook computer - the MOST important point to remember is:
User Account Control (UAC).
the chip has to be seated properly and locked down to be detected.
Boot order in the BIOS
Filters

21. A users laptop PC fails to boot and gives a message of invalid boot device on the screen. Each successive reboot gives the same message. The technician finds that the user has no floppy drive connected to the PC; however - they have a USB flash drive
Examine the print queue - stop and then restart the spooler service.
Regional and Language Options
The laptop is configured to boot from the flash drive; the user should be instructed to remove the flash drive and reboot the laptop.
System Properties>Advanced>Environment variables>System variables

22. A user on a home network would like to be able to use Windows Remote Desktop to connect to the Windows XP Pro desktop from the road. If there are multiple PCs on the home network - which of the following will BEST enable the user to connect using Rem
Enable port forwarding on the router for port 3389 to the IP address.
In Disk Management create a volume on two or more dynamic disks.
xcopy
Drive light is always on even when no programs are running. - Cannot perform any anti-virus updates.

23. Which of the following commands will test a computers NIC for functionality?
System Information
Disk Management
Blu-Ray
ping localhost

24. There are four USB devices connected to a clients computer through a USB hub. The client states the external hard drive connected to this hub has had a dramatic deterioration in response time recently. Which of the following is the MOST likely cause?
Security Center
ExpressCard
Support multiple PCIe display adapters.
There are too many devices plugged into the USB hub.

25. A user reports that their optical drive has power and they can put a disk in it - but it does not access the disk nor does the drive show in My Computer. Which of the following is the MOST likely reason?
Go to Control Panel> open User Accounts> Click Turn User Account Control On or Off> Click Continue>Clear the check box and click OK.
The incorrect WEP is being used.
The data cable is not seated properly.
The color depth is set too low. Open the Display Properties dialog box and set the Color Quality setting to Highest (64bit).

26. Which of the following is the purpose of RAID 0?
Configure one of the HDD as master - and one as slave.
Increases read/write speed
NIC will simultaneously transmit data in both directions at a time.
BitLocker drive encryption

27. In which of the following locations does Windows Vista create the user profiles?
The first three octets of the MAC address.
80
%systemdrive%Users
The chipset includes hyperthreading support.

28. Which of the following PING command switches will not stop until the technician tells it to?
Replace the modem.
IDE but with an adapter
-t
Loop back plug

29. Which of the following command line utilities can be used to check for open ports?
netstat
Turn the computer on and run chkdsk /r
Go to the BIOS and change the boot order to use the hard drive.
Administrators - Power Users - Users - Guests

30. Which of the following ping switches would be used to ping continuously until manually stopped?
get
-t
format
sfc

31. The customer wants to upgrade to a newer model computer - but does not want to lose all the digital photos on the old computer. Which of the following is the QUICKEST way for the technician to move the photos?
143
Copy the photos to a USB drive and copy to the new computer.
Administrators - Power Users - Users - Guests
Control Panel>Tools>Folder Options>File Types

32. In a 64-bitWindows operating system - which of the following directories is created twice - once for 32-bit applications and once for 64-bit applications?
C:Program Files
QoS
Anti-static wrist strap
chkdsk /f

33. Which of the following should a technician check FIRST if a Windows XP user is trying to print a document and is getting the error message Print sub-system not available?
Default User - All Users
Examine the print queue - stop and then restart the spooler service.
C:UsersUser1
Spooler service is running.

34. A computer is failing to boot. Which of the following tools would be used FIRST in troubleshooting?
Replace the modem.
Power supply tester
netstat -nr
Disk Management MMC Plug-in

35. A technician notices that the BIOS event log shows a chassis intrusion. Which of the following is the MOST likely reason for the event?
IEEE 1394
Instruct the user to decrease the graphics resolution of the image.
Update anti-virus and malware software and scan.
The computer case was opened.

36. The new security feature in Vista that prevents programs from running with escalated privileges is called:
User Account Control (UAC).
NIC will simultaneously transmit data in both directions at a time.
-t
Remove all memory modules - power on the PC - listen and watch for the POST.

37. A user reports they have forgotten their BIOS password and is unable to boot their system. Which of the following describes the BEST method to correct this problem?
Blu-Ray
B
Convert both drives to a dynamic disk.
Set the CMOS jumper on the motherboard to clear

38. Which of the following tools is used to initiate archive procedures in Windows XP Professional?
A faulty HDD connection
Loose DC jack
NTBACKUP.EXE
The device is disabled.

39. Which of the following is true for a 10/100 NIC running at full-duplex?
The deny was selected on all share permissions
Install more RAM.
NIC will simultaneously transmit data in both directions at a time.
ipconfig /all

40. A technician has removed spyware from a users computer. Which of the following commands would BEST verify that all system files are intact and in their original versions?
Power supply tester
sfc
System Properties - Advanced - Performance
net view

41. After a computer has been returned from having the system board replaced - the end user reports that they can no longer access their flash drive when it is plugged into the front USB ports. The keyboard and mouse are plugged into the rear USB ports a
10 meters (33 feet)
Install the Chipset Drivers
A. Use the built-in Guest account and set personal files to private.
The front USB ports were not connected to the system board header.

42. Which of the following command line tools in Windows Vista is used for disk management?
Diskpart
Determine the available wattage offered by the power supply andensure it meets the power needed for all of the system components.
Windows Vista 32-bit can only address up to 3GB of memory.
cacls

43. A user reports that a computer reboots several times a day unexpectedly. Configuration management shows that the machine recently had a second hard drive and a DVDROM burner installed. Which of the following BEST describes the troubleshooting steps?
Connect the appropriate power cable.
Determine the available wattage offered by the power supply andensure it meets the power needed for all of the system components.
Run a scan in Safe Mode.
Using either FAT or NTFS - the limit is three - With extended partitions - there is no limit

44. A home user reports that they can access the Internet but they are having issues connecting to the game server through their home wireless router. Which of the following settings should the technician adjust?
Update anti-virus and malware software and scan.
Default User - All Users
Port forwarding rules
Run defrag

45. A laptop needs a wireless card upgrade. The technician attempts to install the new card with no success. The wireless card is a newer 802.11b/g/n card and the laptop itself was manufactured seven years ago. Which of the following is the MOST likely p
The power supply does not provide enough wattage to power the new graphics card.
dir /a
The laptop has the older miniPCI expansion slot and the new card uses miniPCI express.
copied to a safe location and can be recovered using the antivirus program.

46. Which of the following commands will show print and file shares on a PC?
net view
Task Scheduler
HTTPS
Disable the integrated video card.

47. A technician has recovered a system from a virus infection but some of the system files were compromised. Which of the following tools can be run from the run dialog box to replace or repair system files?
Go to the BIOS and change the boot order to use the hard drive.
The user plugged the headphones into the microphone jack.
sfc /scannow
diskmgmt.msc

48. Which of the following is the MOST important reason to select the proper wattage power supply for a computer?
disabled.
The power supply must have enough wattage to run all system hardware simultaneously.
One or more of the new memory modules are faulty and should be removed or replaced.
7

49. A technician has installed a faster CPU into a machine. When they boot the machine the POST shows that the new CPU is not running faster. Which of the following should be configured?
Clock multiplier
Ntldr - boot.ini and ntdetect.com - or - IO.sys - boot.ini and ntboot.sys
Run Autochk.exe from the Windows Installation Disk.
The user plugged the headphones into the microphone jack.

50. Which of the following operating systems uses BitLocker to encrypt files on the hard drive?
The user plugged the headphones into the microphone jack.
The front side bus speed or clock multiplier is wrong.
sigverif
Microsoft WindowsVista Enterprise