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Test your basic knowledge |
Comptia A + Computer Repair Practicals
Start Test
Study First
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. Which of the following will resolve the NTLDR is missing error during the boot process?
Backlight failure
Power Users
Regional and Language Options
Remove the floppy disk.
2. Which of the following Windows XP commands can be used to repair the BOOT.INI file?
They have been infected with malware.
bootcfg /rebuild
One device will need to be removed before an additional device will fit.
There is too much electrical interference for the signal.
3. 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?
sfc /scannow
The damaged ports contacts are shorting against the casing.
Remove all memory modules - power on the PC - listen and watch for the POST.
Instruct the user to decrease the graphics resolution of the image.
4. A technician is updating a computer for a customer by removing their IDE drives and replacing them with SATA drives. The technician notes that these drives have a SATA power connection and a Molex connection. Which of the following is the BEST way to
Connect only one of the power connections on the drive.
Connect the appropriate power cable.
Backlight failure
The fuser unit for damage
5. A technician has installed new hardware and is experiencing blue screens on a Windows Vista workstation. Which of the following tools can be used to narrow down the issue?
Multimeter
Device driver issues
A faulty HDD connection
Driver Verifier Manager
6. Which of the following can be used to have applications and scripts run at regular intervals?
Disk Management
Toggle the NUM lock key.
Task Scheduler
Windows Defender
7. A user reports their LCD monitor has failed and replaces it with a CRT. On boot up - the monitor displays POST - but displays an Out of range message when the GUI starts to load. Which of the following methods should the technician use to resolve the
Ntldr - boot.ini and ntdetect.com - or - IO.sys - boot.ini and ntboot.sys
The laptop has the older miniPCI expansion slot and the new card uses miniPCI express.
Start the PC in Enable VGA Mode; reboot after login in normal mode.
The most restrictive permission overrides
8. A user reports they are unable to install an application on their PC. They are a member of the local PowerUsers group. They do not receive an error message - but they are prompted to reboot to complete the installation. After rebooting - the applicat
Solid state
Have the user boot into Safe Mode by tapping F8 before Windows loads - and run the anti-virus scan once again.
A local administrator must install the application.
The BIOS detected the PCIe video card and disabled the onboard video.
9. 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 permissions are inherited by all files and folders within that folder.
The Network Location Type is Public.
The memory is failing.
The rollers on the printer need to be replaced.
10. How many volts does a power supplys 4-pin Molex connector carry to internal devices?
Performance Monitor
msconfig
5 volts
Power supply tester
11. A customer is experiencing screen issues on their aging laptop. The technician discovers that the laptop has a tendency to decrease/increase screen brightness without user intervention - and sometimes it completely loses screen brightness. There is h
Toner cartridge
The laptop has the older miniPCI expansion slot and the new card uses miniPCI express.
chkdsk
LCD power inverter.
12. A Windows XP system locks up after the GUI starts to load. The system will start in Safe Mode. The Event Viewer reports that a driver failed to load. Which of the following methods would help diagnose the problem?
Solid state
Enable boot logging. In Safe Mode - read the ntbtlog.txt file.
netstat
The device driver is not loaded.
13. Which of the following commands allows the technician to find where packets are being lost on the network?
tracert
The color depth is set too low. Open the Display Properties dialog box and set the Color Quality setting to Highest (64bit).
Use the Recovery Console and command fixboot.
Parental Controls
14. Which of the following commands will fix the master boot record?
fixmbr
Configure a MAC filter for the permitted laptops.
A processor of equal speed to CPU 0
Blu-Ray discs are not compatible with DVD drives
15. A technician has installed a new WAP into a SOHO environment - which of the following will provide the HIGHEST level of security?
C. Turn off SSID - enable WPA2 - implement MAC filtering and change key every 30 days
Run defrag
check the hard drive to ensure it is working.
format
16. Which of the following utilities would the technician use to disable a service?
get
Service Manager
The power supply must have enough wattage to run all system hardware simultaneously.
the customer purchase anti-virus software - update the anti-virus software frequently - and not to open any emails unless familiar with the sender.
17. A technician is troubleshooting a PC that will not obtain an IP address from the network. The NIC is setup for automatic IP addressing. Which of the following would be the MOST likely cause?
DHCP service has stopped
My Computer>Properties>Remote Tab>Allow Users to connect remotely to this computer>Select Remote Users.
480Mbps
WPA2
18. A technician receives a call from a laptop user that recently purchased a new wireless router. The user claims the laptop cannot connect to the new wireless router. The technician finds out that the router is an 802.11g model and the customers laptop
The customers wireless card is not compatible with the new router; they need to have a newer 802.11g card installed.
The drive is a dynamic disk moved from another system.
The hard drive needs to be replaced.
Multimeter
19. Which is of the following is the maximum file size for FAT32?
sfc
Administrators - Power Users - Users - Guests
tracert
Four gigabytes
20. A technician is trying to load a device driver directly from the manufacturers CD for a PCI NIC. The operating system is Windows Vista. Windows refuses to accept the driver. Which of the following is the MOST likely cause of this problem?
The power supply is not supplying enough power.
Communicates with network devices
Loop back plug
The driver CD is for Windows XP only.
21. A technician is replacing a wireless router on an existing small office home office (SOHO) network. The SSID - WPA and DHCP information has been correctly added. Which of the following must also be addressed?
PCIe graphics card
Disable services at startup - Disable start up programs.
The administrative password needs to be changed.
The front USB ports were not connected to the system board header.
22. A user has a computer with a 100GB IDE hard drive formatted as a single FAT32 partition. This drive is only used to store data. The user adds a second 100GB hard drive and wants to mirror the two drives. When the user goes to disk management there is
Convert both drives to a dynamic disk.
Disable the integrated video card.
tracert
The user plugged the headphones into the microphone jack.
23. Which of the following commands will display the local routing table?
Install more memory in the printer.
Manufacturer's website
netstat -nr
Prevents unauthorized programs from being installed
24. 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?
Boot into the recovery console and runchkdsk /r
Set the CMOS jumper on the motherboard to clear
remove the CMOS battery.
Go to Control Panel (User Accounts and Family Safety) - User Accounts -Turn User Account Control on or off.
25. When configuring a wireless access point - which of the following options would BEST disable guest access?
Connect an audio cable between the drive and the sound card
LCD backlight failure
Port 21 is open - The proxy setting in the antivirus application
Enable MAC address filtering
26. A technician notices that after Windows Vista loads - the antivirus software does not start properly. Which of the following is the problem?
System Information
UAC
Task Scheduler
The antivirus service is disabled.
27. A client calls after connecting the keyboard and mouse to a new computer. The client indicates that neither the keyboard nor the mouse works. The technician has determined these devices are connected through the PS/2 ports. Which of the following rec
Make sure the PS/2 plugs and ports are color matched.
md
A multimeter
The laptop has the older miniPCI expansion slot and the new card uses miniPCI express.
28. A client reports that the cursor on their laptop moves to one corner of the screen and stays there when they try to use the keyboard joystick. Which of the following components will MOST likely need to be replaced to resolve the issue?
Disk Defragmentation
format
The memory is failing.
Keyboard
29. In a Windows Vista workstation - a user reports that after installing a well-known Internet application certain network features do not function. Which of the following is MOST likely the issue?
Adware
very thin layer - making sure to cover the CPU
Windows Firewall is blocking the port.
Multimeter
30. A technician needs to add a second processor to the empty socket on a computers motherboard. Which of the following should be used?
BCD
A processor of equal speed to CPU 0
The customers DNS server is unavailable.
System date/time
31. When installing a small office home office (SOHO) network - which of the following can a technician configure to hide wireless networks from unauthorized users and attackers?
Disable SSID broadcast
Check Event Viewer to determine which service did not start - Run services.msc to see the state of each service listed.
Have the LCD screen replaced.
Power Users
32. Which of the following should be the FINAL step a technician should take once they have cleaned a system of a malware infection?
Educate the user.
FDD
Disable DHCP
It is there to protect against any changes being made to the OS that may be harmful and could make the OS unstable.
33. A customers office is located in their basement which is where the wireless router is located. The customers three desktop computers and network printer are hardwired. The customer reports a laptop connectivity issue in the second floor bedroom. Whic
Microsoft WindowsVista Enterprise
C:windowssystem - C:windows
There are too many devices plugged into the USB hub.
Install a wireless range extender to boost the signal.
34. Which of the following tools could be used to test if a serial port on a laptop is functioning correctly?
The BIOS needs to be updated.
Loopback plug
netstat -a
Solid state drive
35. A user works daily with video production and needs portable storage which will allow them to transport their work back and forth from home. Taking the users storage and bandwidth requirements into consideration - which of the following would BEST sui
An external hard drive connected viaeSATA.
The print head needs to be adjusted.
Slow response - web page redirection or unable to display web pages
Higher wattage power supply
36. Which of the following is the BEST response upon seeing a STOP error in Windows XP?
FAT32 cannot handle single files larger than 4GB.
diskmgmt.msc
Write all of the error message down immediately.
chkntfs
37. A system has been infected with a virus. The customer does not have a system backup. Which of the following is an effective method to remove the virus and preserve the customers data?
Disable System Restore.
Cable modem> router> computer
Run a scan in Safe Mode.
Check themanufacturers website.
38. Which of the following tools is used to initiate archive procedures in Windows XP Professional?
NTBACKUP.EXE
dir
convert
Turn on and configure BitLocker.
39. Which of the following is an example of a hardware firewall?
C:Documents and SettingsUser1
Toner probe
The amount of memory
Wireless Router
40. A new firewall was installed and a customer reports that they can receive email but cannot send email. Which of the following protocols is being blocked?
SMTP
DHCP
Read the manufacturers instructions.
Disk Management
41. A client has a problem with one of the workstations serial ports. Which of the following tools will diagnose the problem?
Backlight failure
Pressing F6 during the install to load third party drivers
Loop back plug
Examine the print queue - stop and then restart the spooler service.
42. During the disinfection process - to eliminate a virus from inserting itself into the system restore point which of the following is the BEST solution?
Disable System Restore.
Pull the CMOS battery - Use the appropriate jumper on main board.
Read only permissions
Access Point
43. Which of the following is the purpose of RAID 0?
Corrupt MBR
Increases read/write speed
Any data on existing volumes will be permanently lost.
Replace the power supply.
44. A computer takes a long time to boot to the operating system because it tries to load from the optical drive first. Which of the following is the MOST likely cause?
Connect the appropriate power cable.
The boot priority is set to CD-ROM in the BIOS.
Change
Enable MAC filtering.
45. A technician installs a SATA controller card and moves the hard drive cable from the system board o the SATA controller. The system POSTs and the controller BIOS recognizes the hard drive but oes not boot to the hard drive and start Windows. Which of
The SATA controller card was not set as a boot device in the computer BIOS.
Service Manager
The USB plug is not seated properly. - The BIOS is not configured for USB support.
The power button is not working.
46. The recommended time to schedule an anti-virus scan is:
ping
Remove all memory modules - power on the PC - listen and watch for the POST.
Enable MAC filtering
during a time of low activity
47. A user reports that a PC boots to the error message Missing NTLDR. Which of the following problems could cause this error?
The Network Location Type is Public.
80
The system partition is corrupt - The boot.ini file has been deleted.
C:Documents and SettingsUser1
48. Which of the following BEST describes why a technician should avoid touching the copper piping on heat sinks?
A deny permission overrides an allow permission.
A
Oil from the skin can decrease coppers ability to conduct heat.
Go to Control Panel> open User Accounts> Click Turn User Account Control On or Off> Click Continue>Clear the check box and click OK.
49. Which of the following procedures in a laptop would be needed to determine the type of RAM installed?
The CMOS battery is defective.
Run Autochk.exe from the Windows Installation Disk.
Connects the processor to the main memory - measured in MHz
Open the computers RAM compartment and inspect the labels.
50. A user reports that browser windows keep opening on their own after the user has closed their browser. Which of the following is occurring?
The power supply is not supplying enough power.
Pop-ups
Modify
CPU 1