12/5 CompTIA A+ Exam Prep

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CompTIA A+ Exam Prep Quiz

Test your knowledge and skills related to the CompTIA A+ certification with this comprehensive quiz designed for aspiring IT professionals. Covering a variety of topics, this quiz offers a challenging way to prepare for your exam and ensures you are familiar with essential troubleshooting techniques, hardware components, and system functionality.

Explore a wide range of questions to enhance your understanding.
Gain insights into the CompTIA A+ certification requirements.
Improve your problem-solving abilities in a tech support context.

22 Questions6 MinutesCreated by FixingGadget92

A technician replaced a broken LED screen on a mobile computer. The operating system can be seen perfectly on screen, but the touch screen is non-responsive. Which of the following are the MOST probable root causes for the given failure? (Choose three.)

The hardware replacement used is a non-touch-screen.

The touch screen must be calibrated after a replacement.

The digitizer cable is not seated properly on the motherboard.

The new touch-screen drivers must be installed.

The replacement part is dead-on-arrival.

The LCD panel firmware must be updated.

The grounding screws are not securely attached.

A technician is ordering a new motherboard and processors for a company email server. When reviewing the vendor licensing agreement, the technician sees that there is a flat per-socket licensing fee. Which of the following motherboard/processor combinations should the technician order get the BEST performance while minimizing licensing fees?

A dual-processor motherboard with six hyper threaded cores each

A single-processor motherboard with hyper threaded eight cores

A dual-processor motherboard with eight overclocked cores each.

A single-processor motherboard with ten overclocked cores.

A technician is upgrading the RAM in a server-grade laptop for a company’s Chief Execute Officer (CEO). The CEO cannot afford any downtime. Which of the following is the BEST type of memory module to purchase?

LRSIMM

DDR4

Parity

Dual channel

James added a new video card and needs to get a power supply that will have enough power to run the new card. When researching the new power supply, what feature does James need to look for to make sure he has enough power to run his computer with the new video card?

Form factor

Wattage

Dual voltage option

80 Plus Gold rating

When advising a customer on the purchase of a new power supply, you should explain that if the power supply runs at peak performance all the time, it will overheat. Additionally, power supplies can lose some capacity over time.

Considering these conditions, you recommend that the customer purchase a power supply with a power rating higher than what the system currently uses.

How much more wattage over peak do you recommend the customer purchase?

15% more

20% more

30% more

40% more

Sara works in the IT department for a large retail store. She has been testing a theory about why an error message keeps popping up on a coworker’s computer when he tries to start Windows. She has hit a wall and doesn’t know where to look next. Sara feels very frustrated with the problem.

What should Sara do to help work out the solution?

Write down everything.

Divide and conquer.

Don’t assume the worst.

Take a break and come back later.

Heather is troubleshooting a computer at her worksite. She has interviewed the computer’s user and is currently trying to reproduce the problem the user described

Heather is in which step of the troubleshooting process?

Establish a theory of probable cause.

Test the theory to determine a cause.

Verify full system functionality.

Identify the problem.

When you verify a system is functioning properly, you determine that the problem could have been prevented.

What should you do to help the computer’s user avoid having the same problem again?

Lock the user out of the problem area.

Instruct the user on how to prevent the problem.

Document the problem and hope the user reads your notes.

Rebecca completed work on a computer and is verifying the functionality of the system when she finds a new problem. This problem is not urgent and can be easily fixed. The policy at Rebecca’s company is that all problems need to be reported and given a priority code before they can be assigned to someone.

What should Rebecca do about this new problem?

Report the new problem.

Troubleshoot the new problem.

Ignore the new problem.

Determine whether fixing the first problem caused the second problem.

While you are working on your computer, it shuts down unexpectedly, and you detect a burning smell. When you remove the case cover, you notice a distended capacitor.

What can you do to fix this problem?

Reseat the RAM.

Replace the CMOS battery.

Replace the power supply.

Replace the motherboard.

Lin is booting up his computer, and during the boot process, the computer powers down. After several unsuccessful attempts to boot his computer, he decides that he needs to start the troubleshooting process. Lin thinks that the problem could be in the power supply, so he uses a power supply tester. The test shows that the power supply is functioning properly.

What should Lin check next in the troubleshooting process?

Processor

Motherboard

RAM

Hard drive

Your computer system loses power while you are working on a project for a very important client. When the computer restarts, you hear continuous beeps coming from your computer, and the monitor is showing no signal.

What do the beeps mean?

POST has passed, and your computer is working properly; you should check the video cable.

POST has failed, and you should research the BIOS beep codes.

Processor has failed and needs to be replaced.

RAM should be reseated in the DIMM slots on the motherboard.

Motherboard needs to be replaced.

You are troubleshooting a computer that your client said turns off during normal operation. While you are trying to identify the problem, the client also informs you that if he waits a while, the computer will turn back on and run normally for a bit. You open the system and immediately notice a large dust buildup around the processor fan and heat sink.

What problem can you detect on the computer and confidently report to your client?

System is overheating.

Overclocking has failed.

Processor must be replaced.

Processor cooling system has failed.

Landon starts his computer and receives the error message, “Hard drive is not found.” In a panic, he calls you because he did not back up his data and has numerous important files on his hard drive. During your investigation, Landon tells you he was watching a movie on his computer the previous night. What might be the problem with Landon’s computer?

CMOS RAM has lost power and reset to defaults.

Boot priority is set to the DVD drive.

POST failed.

Motherboard needs to be replaced.

Sara is having a tough time finding the cause of a problem on a computer she is troubleshooting. She found a possible problem but is not sure if she is correct. In case she is wrong, Sara does not want to test her theory, because doing so might worsen the problem. What would you advise Sara to do?

Research the problem on the Internet.

Test her theory.

Take a guess about what the problem might be.

Tell her customer she can’t fix the problem.

When testing your theory, you discover that you are wrong. What is your next step in the troubleshooting process?

Ask your client more questions.

Establish a plan of action to resolve the problem.

Establish a new theory of probable cause.

Document your findings.

Paul is playing a game when his computer shuts down unexpectedly. Paul has noticed recently that his fans are running very loud. When Paul turns his computer back on, it starts to boot and then shuts off again. What is a possible problem with Paul’s computer?

Windows is not installed.

Fan drivers are not working.

Hard drive is failing.

Computer is overheating.

You go to work after a long weekend and try to turn on your computer. When you push the button on the desktop, the system does not start to boot. The monitor turns on and displays a message saying that there’s no signal. When you push the desktop button again, you notice that the lights on the computer are turning on, but you don’t hear any sounds coming from the desktop. What is a possible problem with your computer?

Power cord is unplugged.

Video cable is not connected to the desktop.

Hard drive has crashed.

Motherboard no longer works.

Over the past week, every time Larry has started his computer, he has noticed that the time is not correct. Larry didn’t consider this a problem because his computer was working properly. However, now Larry has decided that he should investigate why the time is not accurate. What can you tell Larry to check to find out why the clock does not keep the right time?

POST is failing.

The internal time clock is malfunctioning.

The motherboard is going bad and needs to be replaced.

The CMOS battery is bad and needs to be replaced.

You notice that your computer is running slow and decide to reboot the computer to see if that will fix the problem. During the reboot, you notice that the amount of RAM shown during the RAM count is not the same as it was the day before. What might cause this problem?

CMOS battery is failing.

RAM module has become unseated.

CMOS RAM has become corrupt.

System is overheating.

When Amy turns on her computer, she notices a burning smell. Smoke comes out of the case, and Amy immediately turns off her computer. What might be causing Amy’s computer to emit smoke and a burning smell?

Processor error

RAM error

Motherboard error

Power problem

Your customer wants to build a new computer and needs to make sure he orders the correct power supply for his machine. What should you tell him to check to make sure he orders the correct power supply? (Select all that apply.)

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12/5 CompTIA A+ Exam Prep

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