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You suspect a problem with the motherboard so you upgrade the ROM BIOS chip. |
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| In troubleshooting a motherboard, after updating the ____ _____ ____ you should update the _______ ______. |
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ROM BIOS chip
chipset drivers |
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When you upgraded the ROM BIOS chip, you also installed a new I/O device. The device is turned on and plugged in, but it's still giving a problem. Identify the best way to troubleshoot this problem.
a. Updating the drivers and the motherboard's firmware
b. Ensuring the computer has proper ventilation
c. Ensuring the front panel connectors fit into place and that they are properly tightened
d. Troubleshooting bus speed |
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A user's computer isn't retaining the date and time. You suspect that her computer might have lost its system settings. How would you troubleshoot this issue?
a. Reboot the computer to clear soft memory errors
b. Install a cooler to reduce heat production
c. Install a new CMOS battery
d. Check the jumper settings |
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| What would you use to retrieve small metallic parts? |
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| How would you check for port signal transmission? |
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| What would you use to measure current and resistance readings? |
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| What can you use to prevent ESD from damaging your computer while you're working on the components? |
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| an antistatic wrist strap |
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You've installed an SATA drive in a computer and now the storage device doesn't work at all. What should you do?
a. check the hardware for loose connection to the motherboard
b. check that the master/slave jumper settings are correct
c. check whether the PATA adapter is configured incorrectly and correct the configuration
d. check that the device appears in Computer |
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A computer in which you've installed a solid state drive isn't detecting the drive at all. You've checked all the cables and the jumper settings and established that they're not causing the problem. How would you troubleshoot this issue?
a. install the SATA device driver
b. check whether a disk is present in the drive
c. check the BIOS settings and ensure they are correct
d. Check the computer's BIOS and activate the UDMA mode |
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A user is having issues transferring data from his USB thumb drive onto his computer. How would you fix this issue?
a. check whether the AHCI is disabled
b. check whether the drive was correctly partitioned and formatted
c. check whether ther's dust or debris clogging the USB port, and clean it
d. check the configuration of the SATA adapter and correct it |
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A computer fails after a few minutes. You suspect that the cause may be an overheated CPU. How do you confirm the cause?
a. add a thin screen in front of the intake fans
b. shut down the computer, allow it to cool down and restart it
c. shut down the computer allow it to cool down and add a drop of medium machine oil
d. check that the front side bus is appropriate for the specific CPU |
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| What do you have to do before you can remove the heatsink from a CPU? |
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Definition
| lift the fan off the heatsink |
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| When replacing a CPU, after removing the fan and the heat sink, what is the next step? |
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Definition
| use the ZIF socket lever to unfasten the old CPU so you can remove it |
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A computer won't recognize the full amount of RAM after a memory upgrade. How do you troubleshoot memory module issues (choose all that apply)?
a. check that no pins are broken or bent on the male end of the port
b. take the memory out of the computer and insert in another functional computer
c. check that any onboard sound adapters are disabled so that the system knows to use the sound adapter card
d. remove the memory modules from the motherboard and inspect contacts for damage |
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A new sound card isn't producing audio. How do you troubleshoot the sound card (choose all that apply)?
a. verify that the problem isn't caused by a back-end issue such as a disabled network port
b. check that any onboard sound adapters are disabled
c. check that the port is not disabled in BIOS setup
d. check that the sound card is firmly installed in its expansion slot |
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You've had a complaint that a capture card is not working properly. How do you troubleshoot capture card issues (choose all that apply)?
a. udpate or install drivers
b. confirm the hardware status in the Device Manager
c. check that it's not a back-end issue such as a malfunctioning hub or switch
d. ensure that the port is not disabled in BIOS Setup |
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One of the computers in the network has been shutting down by itself at random intervals. Identify the best way to troubleshoot this problem.
a. install a cooling system to increase heat dissipation
b. listen to the beep code
c. replace the CMOS battery
d. check the jumper settings |
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Some of the data on the computer has been corrupted. After ruling out issues with the hard drive, you suspect the issue stems from a recent RAM upgrade. How do you troubleshoot memory issues (check all that apply)?
a. use hardware or software-based testing tools
b. check that the port is not disabled in the Device Manager
c. check that a network patch cable is not faulty or loose
d. update the BIOS to refresh the system information |
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One of the computers in the network has been randomly booting and you've established that the components are not getting enough power. Identify the best way to troubleshoot this problem.
a. set the power supply voltage selector appropriately if you've determined that the voltage is incorrect
b. calculate the system's wattage needs and upgrade the PSU if those needs aren't met
c. test the power supply by having the device work with the other functional devices in the system
d. replace the power supply after establishing the form factor |
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A computer repeatedly boots but fails within a few minutes. After some time you are able to restart it, but it fails again once it has been running for a short while. What is the most probable cause?
a. the wrong socket design was used
b. the CPU is overheating
c. the motherboard can't handle the power supply
d. the operating system is insufficient |
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A few months ago you installed a new case fan and you've since noticed dust buildup within the computer chassis. What can you do to minimize the collection of dust?
a. shut down the computer and allow it to cool down before restarting it
b. add a drop of medium machine oil
c. apply CPU throttling
d. add a screen in front of the intake fans |
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You have to troubleshoot a solid state drive that isn't visible to the operating system, but that the BIOS detects. How would you troubleshoot this storage device issue?
a. check that the adapter is correctly configured
b. check the BIOS and ensure that the UDMA mode is activated
c. remove the device and then reattach it
d. check whether the drive was correctly formatted and partitioned |
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| The last step in replacing a CPU involve attaching the fan and correctly connecting the _______ so that the BIOS can manage the low power and sleep modes. |
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