Test your basic knowledge |

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 technician is trying to use the nslookup command. Which of the following needs to be installed before this command can be used?
Port forwarding rules
There are too many devices plugged into the USB hub.
TCP/IP
The BIOS needs to be updated.

2. A technician wants to avoid the possibility of mixing and losing screws when working on a laptop. Which of the following is the BEST solution for the technician?
Plug in an external monitor to see if it is a device driver problem.
RAM
Default User - All Users
Find the proper manufacturer documentation.

3. A technician installs 8GB of RAM into a computer. The memory is properly detected by the system BIOS; however - the System Properties applet is reporting less than 4GB. Which of the following BEST describes the cause of this discrepancy?
Faulty sensor - Worn paper feed roller
They have been infected with malware.
The computer has a 32-bit version of Windows XP installed.
msconfig (choose startup from options)

4. A customer reports that their newly purchased Windows Vista Home Premium notebook is unable to see other computers in their home office. Which of the following is the MOST likely cause?
The thermal paste will insulate heat around the processor.
The Network Location Type is Public.
nslookup
\ALPHAC$

5. Which of the following is a local host IP address?
127.0.0.1
The WLAN card is 802.11b.
Look for another expansion slot elsewhere on the unit.
format

6. Which of the following Windows XP commands can be used to repair the BOOT.INI file?
LCD power inverter.
bootcfg /rebuild
The Network Location Type is Public.
Enable port forwarding on the router for port 3389 to the IP address.

7. When receiving a Missing NTLDR error - which of the following is the FIRST action that should be taken?
Spooler service is running.
Check for a floppy disk in the FDD.
Higher wattage power supply
Make sure the PS/2 plugs and ports are color matched.

8. Which of the following are possible solutions to the error message 'NTLDR not found'?
The power supply does not provide enough wattage to power the new graphics card.
Control Panel>Administrative Tools>Services>SQL service>start - My Computer>Manage>Services and Applications>Services>SQL service>start
A
Use the Recovery Console and command fixboot.

9. A technician is troubleshooting a PC that continuously reboots. The fan works and the heatsink is in good condition. Which of the following should the technician check NEXT?
Add an access point.
The jumper is set to clear the BIOS settings
That the proper amount of thermal paste has been applied.
Blu-Ray

10. Which of the following is the MOST important reason to select the proper wattage power supply for a computer?
The amount of memory
Event Viewer
The power supply must have enough wattage to run all system hardware simultaneously.
Change the Boot order in the BIOS.

11. A computer will not complete POST and a series of beeps is heard.Which of the following is the BEST material for the technician to consult?
msconfig
Disk Management MMC Plug-in
Manufacturers guidelines for the beep codes
Faulty charging circuit

12. When would be the optimum time to schedule a virus scan?
RAM
NIC will transmit data in only one direction at a time.
Power Users
After working hours

13. 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?
Computer Management - Services MMC Plug-in
C:Documents and SettingsUser1
Determine the available wattage offered by the power supply andensure it meets the power needed for all of the system components.
CAT6

14. A technician notices that after Windows Vista loads - the antivirus software does not start properly. Which of the following is the problem?
The antivirus service is disabled.
The CPU is overheating.
WindowsVista
The floppy drive

15. Which of the following computer management tools would be used to restart the print spooler in Windows XP?
Services
Four gigabytes
Pressing F6 during the install to load third party drivers
Hard drive

16. Which of the following tools would be used in order to test the voltage output of a laptop A/C adapter?
The thermal paste will insulate heat around the processor.
Disable DHCP
Multimeter
The internal hard drive has failed and needs to be replaced.

17. When replacing a laptop keyboard - the FIRST thing to do is:
Support multiple PCIe display adapters.
The computers CMOS battery has lost its charge.
Control Panel>Administrative Tools>Services>SQL service>start - My Computer>Manage>Services and Applications>Services>SQL service>start
remove the AC power.

18. A technician is replacing the motherboard on a laptop. Which of the following should the technician do as a best practice?
Print a test page from all the trays.
Label every screws location and cable path - Ensure the technician wears an ESD strap.
msconfig
C:UsersUser1

19. Which of the following will occur if too much thermal paste is used on a processor?
Enable MAC filtering
Use the recovery console to run thefixmbr utility.
The thermal paste will insulate heat around the processor.
The WLAN card is 802.11b.

20. A technician is replacing a hard drive with a new 30GB drive formatted with FAT32. While transferring a 5GB file an error appears indicating that the new drive has insufficient space for the transfer. Which of the following is the cause of the proble
netstat -nr
The data cable is not seated properly.
FAT32 cannot handle single files larger than 4GB.
ExpressCard

21. Where in Windows XP would a secondary DNS IP address be entered - that is used when the primary DNS server is unavailable?
dir /a
25
Check if the computer manufacturer uses a separate power inverter for the screen.
NIC properties> Internet Protocol Properties

22. A user wants to ensure that when they connect to a public Wi-Fi network that they are protected against attackers. Which of the following settings will help in preventing intrusion in Windows Vista?
20
Perform a printhead alignment test.
tracert - ping
Enable Public location

23. If indexing is enabled on a local PC - which of the following will be directly affected?
Enable MAC filtering.
The print head needs to be adjusted.
Run Autochk.exe from the Windows Installation Disk.
File searching

24. The new security feature in Vista that prevents programs from running with escalated privileges is called:
Administrators - Power Users - Users - Guests
User Account Control (UAC).
Change the jumper settings on the drive.
dir /a

25. A technician gets a call from a customer with a Windows XP computer. The customer has just installed a new program in their computer. When the customer opens a file - it opens in a program that the customer does not want to use. Which of the followin
File searching
The damaged ports contacts are shorting against the casing.
ping localhost
Control Panel>Tools>Folder Options>File Types

26. Which of the following 802.11 standards by default uses the 2.4GHz frequency range and supports speeds up to 11Mbps?
Not enough physical RAM installed.
Firewall
Microsoft WindowsVista Enterprise
B

27. Which of the following can be accomplished from the System Configuration utility?
Faulty charging circuit
SMTP
Disable services at startup - Disable start up programs.
Tuner card

28. A laptop is connected to an external LCD projector. The computer boots up and the image is visible on the laptop screen but not via the projector. The cable from the laptop to the projector is connected on both ends and is a known good cable. The pro
The second USB connector increases the power and enables functionality of the device.
sigverif
The projector is not set to display the correct video source - The laptop is not set to display to the external video connector.
The network card in the users computer has failed.

29. A user reports they cannot access the Internet. The technician has verified the users browser settings. The users PC has a static IP configuration. Which of the following is the NEXT step the technician should take?
Check the DNS server addresses and verify they are current.
Task Scheduler
DNS - HOSTS file
Port forwarding rules

30. Which of the following operating systems uses BitLocker to encrypt files on the hard drive?
format
Microsoft WindowsVista Enterprise
fixmbr
The antivirus service is disabled.

31. 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?
Router
Toner cartridge
NTBACKUP.EXE
Blu-Ray

32. A technician installed a faster CPU and now the system will not start after the install. The technician removed and reseated the CPU with no positive results. The technician then installed a known good CPU with the same negative results. Which of the
The BIOS needs to be updated.
De-select PausePrinting from within the Printer menu on the users computer.
Diskpart
Boot into Safe Mode and remove browser helper objects.

33. Which of the following wireless standards uses the 5GHz frequency?
Format the drive and reload the system.
Solid state drive
802.11a
Label every screws location and cable path - Ensure the technician wears an ESD strap.

34. Which of the following is a feature of Windows Vista User Account Control (UAC)?
Listen for beep codes to determine if the video card needs reseated.
C:UsersUser1
RAM
Prevents unauthorized programs from being installed

35. A technician has installed a maintenance kit on a laser printer and replaced all consumables. Which of the following should the technician do NEXT?
Reset the page count.
BCD
tree
802.11a

36. A technician is working on a laptop that boots up and displays a poor quality picture on the LCD. Which of the following is the BEST troubleshooting step to take?
Plug in an external monitor to see if it is a device driver problem.
Loopback plug
WPA2
fixboot

37. When a network service fails to start at boot-up - which of the following is the BEST solution for this?
Manually start the service.
Voltage setting
Event Viewer Logs - Disk Management - Device Manager
Public Switched Telephone Network (PSTN)

38. Which of the following encryption methods requires a 10-digit network key?
Run defrag
Update the virus signatures.
ipconfig /release then ipconfig /renew
64-bit WEP

39. Users are reporting their machines are losing connection to a central server during off hours - causing some processes that run after hours to stop. Which of the following commands would BEST confirm the problem?
ping -t
Event Viewer Logs - Disk Management - Device Manager
chkdsk
Call a security technician to report.

40. A customer reports that the laptop screen turns all red then goes all blue when moving the LCD hinge. Which of the following is the BEST description of the problem?
Uncheck Hide protected operating system files in folder options - Uncheck the read only attribute in file properties.
The LCD cable is pinched
Manufacturers guidelines for the beep codes
Check the DNS server addresses and verify they are current.

41. A technician is changing permissions on a folder. Which of the following is true regarding permissions?
Boots the OS with minimum drivers
Device driver issues
A deny permission overrides an allow permission.
Solid state

42. On a Windows Vista PC - where are the user files located?
LCD power inverter.
Boot order in the BIOS
C:users
Loop back plug

43. Which of the following is the default location for user account files in Windows Vista?
SSH
Listen for beep codes to determine if the video card needs reseated.
C:users
The device driver for the LCD is corrupt.

44. In Windows XP - where is setuplog.txt located?
C:Windows
The fuser unit for damage
dir /a
The power supply does not provide enough wattage to power the new graphics card.

45. Each time a user tries to print a large color graphic the user receives an out of memory error message. The user needs to print the document now for an upcoming meeting. Which of the following would BEST solve the issue?
convert
A processor of equal speed to CPU 0
Blu-Ray
Instruct the user to decrease the graphics resolution of the image.

46. Which of the following procedures in a laptop would be needed to determine the type of RAM installed?
HTTPS
netstat -nr
A processor of equal speed to CPU 0
Open the computers RAM compartment and inspect the labels.

47. A technician logs into a users computer and downloads a file from a central server to a users local document directory. After logging in - the user reports that they cannot open the file. Which of the following can the technician do to solve the prob
Use recovery console and the fixboot command.
Set the correct permissions for the user
Computer Management - Services MMC Plug-in
Look around the monitor for items that maybe interfering with the display.

48. On a Windows XP Professional computer - several service fails to start messages appear. Which of the following service property tabs would be viewed to verify service requirements?
Power supply
Dependencies
A multimeter
sfc /scannow

49. A technician is troubleshooting a computer infected by a virus. After the technician is finished cleaning the drive - the technician should educate the customer on preventing further attacks by suggesting:
sfc
Event Viewer
the customer purchase anti-virus software - update the anti-virus software frequently - and not to open any emails unless familiar with the sender.
netstat

50. A technician is sent to configure a wireless small office home office (SOHO) network in an urban area. Which of the following utilities can the technician disable to help prevent unauthorized users on the network?
Start the PC in Enable VGA Mode; reboot after login in normal mode.
SSID broadcast
eSATA
The print head needs to be adjusted.