Motherboards

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.

• Access the UEFI setup program, and verify the hard disk has been detected.

• Connect the power LED to the motherboard.

• Replace the hard disk.

Answer explanation

Rule number 1: Always do the simplest thing first. Lights need power. check the connection.

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

• The UEFI firmware is outdated.

• The UEFI firmware is corrupt.

• A RAM module has become unseated from its socket.

Answer explanation

You've seen this question before, just reworded. Stop second guessing yourself!

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?

• Log in and check the Event Viewer

• Call the IT director

• Shut off the system immediately

• Open the computer case and look for dust buildup

Answer explanation

Electrical fire has a very distinct smell. If you notice it or see smoke, unplug the machine immediately!! Although by then, It's probably too late

What is a ZIF socket?

• A socket with a series of pins on the bottom in concentric squares

• A socket used to mount a video card

• A special socket for inserting and securing a processor

• Open the computer case and look for dust buildup

Answer explanation

Zero Insertion Force. Remember now?

Which feature on Intel chips allows a single processor to run two threads in parallel, instead of processing single threads linearly?

• Dual core

• Overclocking

• Multi-processing

• Hyper-threading

Answer explanation

Hyperthreading allows the CPU to process more than 1 thread per core. For example, a dual core processor can execute 4 threads at a time

You have an AMD processor and an Intel processor, both of which have the same speed rating. Which of the following statements is true about the relative performance of both processors?

• Performance will depend on other factors such as cache and other features

• Both processors will perform at about the same level.

• The AMD processor has better performance than the Intel processor.

• The AMD processor has better performance than the Intel processor.

Answer explanation

Although the chips may be similar in specs, there are other factors that can effect performance.

Which of the following refers to placing two processors on a single processor chip or die?

• Multi-processor

• Multi-core

• Multi-threading

• Hyper-threading

Answer explanation

Multi-processor is more than one CPU on a motherboard. Multicore means more than one processor per chip

What is the biggest advantage of 64-bit processors over 32-bit processors?

• The ability to run multiple applications at the same time

• Support for hyper-threading

• The ability to use over 4 GB of memory

• Use of the IA-32 instruction set

Answer explanation

X86 Processors are not capable of reading more than 4 GB of RAM

You have a computer system with an Intel Core i3 processor that operates at 3.7 GHz. You would like to upgrade to a faster processor, but you don't want to replace the motherboard. Which of the following should you do first?

• Edit the CMOS.

• Configure jumpers on the motherboard to increase the clock speed.

• Read the motherboard documentation to identify which processors are supported.

• Check AMD website

Answer explanation

The motherboard documentation will never lead you wrong. If you can't find the original copy, Google is your friend.mo

You would like to upgrade the processor in your system to a 64-bit processor. Which of the components will you most likely need to upgrade as well to take full advantage of the new processor?

• Operating system

• RAM

• Hard disk

• BIOS

Answer explanation

If you have an x64 CPU, you need an x64 OS to get the most out of it