CompTIA exam questions
After confirming BIOS support, technician has added a second video card and a new sound card to a computer’s motherboard. The computer continuously restarts. This is an indication of which of the following.
A. Incompatible sound card
B. Insufficient power supply
C. Insufficient memory
D. Defective video card
A technician has been given a PC that is not powering up. After brief troubleshooting, the technician comes to the conclusion the power supply needs to be replaced. Which of the following is the NEXT step in the process of performing the repair?
A. The technician should replace the power supply
B. The technician should review disposal regulations
C. The technician should check the environment
D. The technician should remove jewelry
A printer technician is sent to work on a fuser in a laser printer that is not adhering toner properly to the paper. While onsite Peter, an end user, reports that he has been having frequent paper jams as well. Which of the following would be the BEST course of action to repair the printer?
A. Install a manufacturer recommended maintenance kit
B. Install the fuser, replace the toner cartridge, and replace the pickup and separation rollers
C. Install the fuser and also replace the high voltage power supply
D. Install the fuser as the paper jams were probably also caused by the defective fuser
A technician is troubleshooting performance issues with a desktop PC and hears clicking noises coming from inside the case. Which of the following is the MOST likely cause?
A. Low voltage power supply
B. Failing magnetic hard drive
C. Corrupted Solid State Drive
D. Overheated RAM
A customer states their computer was fine until yesterday when they heard a pop noise and the computer stopped working. Which of the following components should the technician test FIRST?
A. Main system board
B. Processor
C. Hard disk drive
D. Power supply
The user turns on the computer and hears a popping sound and detects a burning smell. The system will not power on. Which of the following is the MOST likely problem?
A. Power supply has blown.
B. CPU fan is faulty.
C. Motherboard has overheated and shutdown.
D. UPS has been tripped.
When designing a gaming computer based upon dual video cards, which of the following two components will need to be chosen to specifically support a dual video adapter configuration? (Select TWO).
A. DDR Memory
B. Dual Channel Memory
C. Power supply
D. RAID 5 configuration
E. Motherboard
Which of the following connectors from a power supply should be used with a graphics expansion card?
A. 8-pin 12 volt
B. PCIe 6-pin
C. 20-pin
D. SATA
A user reports that a workstation fails to complete boot up and repeats a series of two beeps over and over. The user states that the workstation had been displaying BSOD errors after running multiple applications. Which of the following is the MOST likely cause?
A. Video adapter failure
B. Memory failure
C. Power supply failure
D. CPU failure
Before beginning hardware repair work on a PC, which of the following is the FIRST step?
A. Install an uninterruptible power supply (UPS).
B. Disconnect power from the PC.
C. Ensure all Windows updates have been installed.
D. Degauss the monitor.