3.4 (motherboard troubleshooting) Practice Questions
When you turn on your workstation, you immediately hear a grinding or clicking noise coming from inside the computer case. Which of the following are the MOST likely causes of this noise? -A wire hanging over a fan with the blades tapping on it. -A connector that is not seated properly. -Dust buildup that needs to be cleaned. -A video card that is failing. -A POST test error message.
-A wire hanging over a fan with the blades tapping on it. -Dust buildup that needs to be cleaned.
A clicking noise in your computer has now evolved into a grinding noise. In addition, you are beginning to see frequent error messages while running software, and your computer occasionally freezes. What is the MOST likely cause of these issues? -A failing video card -A failing internal fan -A failing hard drive -A failing RAM card
A failing hard drive
While running a graphics editing program on your Windows workstation, a screen suddenly pops up with an error message warning. You note the error message, but the only way to continue working is to reboot your system. What is this type of error screen called? -BSoD -HVAC -SPoD -POST
BSoD
When booting your workstation, you hear a series of audible beeps, and the system locks up. What is the FIRST step you should take when troubleshooting this issue? -Replace the motherboard battery. -Check the motherboard documentation for POST errors. -Disconnect non-essential peripherals and try to reboot. -Check for dust buildup inside the case.
Check the motherboard documentation for POST errors.
Which pin on the power supply connector connects to the power good wire on the motherboard in order to indicate an appropriate action for the motherboard if the power disappears, quickly reappears, or does not appear at all? -Pin 5 -Pin 6 -Pin 8 -Pin 2
Pin 8
When playing videos games or watching movies on your workstation, Windows often freezes and requires that you reboot the system in order to continue. What is the BEST solution to resolve your display issues? -Check the video card connectors. -Update the video card driver. -Replace the video card. -Check the video card fan.
Replace the video card.
After arriving at work, you turn on your computer to begin your day. Instantly, you see smoke and smell a strange odor coming from the computer. Which of the following would be the MOST important action to take first? -Call the IT director. -Open the computer case and look for dust buildup. -Shut off the system immediately. -Log in and check Event Viewer.
Shut off the system immediately.
When you try to boot your computer, it hangs after POST. When you access the UEFI setup program, you see that the date is several years behind, and the time is set to 12:01 a.m. Which of the following is the MOST likely cause of this behavior? -The UEFI firmware is outdated. -The motherboard battery has failed. -A RAM module has become unseated from its socket. -The UEFI firmware is corrupt.
The motherboard battery has failed.
You have connected our laptop to a large TV for a presentation, but the second screen (the TV) only shows a copy of your desktop wallpaper and nothing else. What can you do to quickly enable projecting your display to the TV? -Press the Windows key + P twice -Press Ctrl + Alt + Del -Press the Win + Ctrl + Shift + B -Press F5 four times
Press the Windows key + P twice
An employee calls to complain that their computer is behaving erratically. Some days, it functions correctly, and other days, it crashes frequently. Sometimes, the system won't boot at all. You open the system case and notice the following: -Two of the mounting screws are missing from the system hard disk drive. -The system uses memory modules from several different manufacturers with mismatched capacities. -Several capacitors on the motherboard are bulging and have a brown liquid oozing from them. -The chassis fan on the front of the case is oriented to blow air into the system. What should you do? -Replace the motherboard. -Replace the existing memory modules with matching modules. -Replace the leaky capacitors on the motherboard. -Use additional screws to mount the hard disk drive to the system case. -Reorient the chassis fan to draw air out of the system case.
Replace the motherboard.
