Chapter 5: Supporting The Power System And Troubleshooting Computers

True/False: If you need to recover data off a system that won't boot, install the drive in a working system.

True/False: If you see smoke or smell burning, you should immediately open the case to try to identify the component that is causing it.

True/False: To move a hard drive to another computer for the purposes of accessing the data, you always need to first physically install it in a drive bay.

True/False: A clicking noise coming from a system could indicate that a hard drive is failing.

True/False: A Molex connector supplies +3.3V, +5V, and -12V voltages

What is a typical symptom of a CMOS battery failure?

If you are trying to move a hard drive from a non-working computer to a working computer for the purposes of accessing the data on the drive, what must you have?

What is an indication that an inadequate power supply is the source of an intermittent problem?

A missing standoff could create what potential problem?

If you suspect your system is overheating, how can you determine the CPU temperature?

Which of the following is NOT a solution to an overheating problem? verify that cables are not obstructing airflow; remove the covers from empty expansion slots; be sure the case is not sitting on a carpet; remove dust from the power supply, vents, and cooler fans

What does a single beep or no beep imply during the startup of a computer?

If you see an error message that reads "Processor thermal trip error", what is the likely problem?

What should you do if the system continually reboots and you can't read the error message produced on a blue screen?

What component of a motherboard is not considered to be a field replaceable unit?

Why might you disable quick booting features in BIOS when you are troubleshooting a problem?

Which of the following protects your computer from brownouts or sags? degaussing; GPU; surge protector; UPS

When testing a laptop power connector, how close should the voltage measured be to the accepted voltage of the laptop?

What is an auto-switching AC adapter?

One long and two short beeps when using an Award BIOS is an indication of what issue?

Three long beeps during the POST sequence in an Intel BIOS are an indication of what type of issue?

A PCIe 6/8 pin connector for providing auxiliary power to PCIe cards utilizes what voltage?

What Intel socket recommends the use of a liquid cooling system?

What is the most used rail on a power supply?

If the startup BIOS can't find a device to use to load the operating system, what error message is likely to appear?

What are the two highest heat producing components in a system?

What is a typical sign that a capacitor is bad or has failed?

Depending on the manufacturer of the BIOS, what two different POST beep code sequences indicate a memory error?

A cooler with heat pipes, which contains a small amount of liquid that becomes a vapor when heated, allowing heat to be drawn away from the CPU without the use of a fan is known by what two terms?

CPU coolers are typically made using what two different types of materials?

What are the two major components of a processor cooler assembly?

How many pins does the CPU fan header on a motherboard have?

If the power connector from the CPU fan has only three pins, it can still connect to the 4-pin header, but what functionality is lost?

How do you determine the wattage capacity needed by a power supply?

Which one component in a high-end gaming computer is likely to draw the most power?

When you first turn on a computer and you don't hear a spinning drive or fan or see indicator lights, is the problem hardware or software related?

What is a Windows error message called that appears on a blue screen?

How many beeps does startup UEFI/BIOS give to indicate a successful POST?

Which two components in a system might give out a loud whining noise?

What Windows utility can you use to test RAM?

Which Windows tool is best to use to verify that hardware components installed in Windows are working properly?

What is the purpose of standoffs installed between the bottom of the case and the motherboard?

If a system hangs after being used for several hours and you suspect overheating, what can you do to easily monitor the CPU and system temperature?

What are two reasons to tie cables up and out of the way inside a computer case?

Why should a tower case not sit on thick carpet?

For most computer cases, does air flow from front to rear or rear to front?

Which type of CPU cooler contains heat pipes?

What can you do if a port on the motherboard is faulty and a device requires this type of port?

What can you do to stop a computer from repeatedly restarting in a continuous loop?

When a cell phone overheats, why is it important to find out whether the heat is coming from the bottom of the phone of from other areas of the phone?