You have just replaced the motherboard in your computer. Your computer starts, but the hard disk light does not come on while the system is booting.

What should you do?

Connect the hard disk LED to the motherboard
You have been using the same computer for several years. To improve performance, you decide to upgrade the processor. You check the motherboard documentation and purchase the fastest processor supported by the motherboard. However, when you try to start the computer it beeps regularly and nothing is displayed on the screen.

What should you do?

Flash the UEFI firmware

Reinstall the old processor in the motherboard

What should you do (if possible) before updating the UEFI firmware? (Select two.)
Backup existing UEFI settings

Connect the computer to a UPS

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 am.

What is the most likely problem?

The motherboard battery has failed.
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.

What should you do?

Shut off the system immediately
A user has called to complain that her computer won’t boot. It stops on the system startup screen right after the memory has been tested and displays a 301 keyboard error.

What should you do first?

Verify that no keys are being pressed down during POST.
You have been using the same computer for several years. To extend its service life, you decide to upgrade the processor. You check the motherboard documentation and purchase the fastest processor supported by the motherboard. However, when you start the computer, it beeps regularly and nothing is displayed on the screen and it doesn’t start.

What should you do first?

Update the UEFI firmware
Your motherboard has two memory slots and supports a maximum of 8 GB of RAM. After installing two 4 GB modules and booting your system, you find that Windows only recognizes 3.5 GB of RAM. What should you do?
Upgrade to a 64-bit version of Windows.
A user calls to complain that her computer is behaving erratically. Some days it functions correctly, 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 bulged 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

Replace the motherboard
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