CompTIA A+ Question C-64

A technician, Peter, is working on a small form factor PC and needs to install an additional NIC card. Upon closer inspection, Peter notices that he cannot close the case with the new NIC installed. Which of the following cards does Peter need to complete the installation?

A. FireWire card
B. Parallel card
C. Storage card
D. Riser card

Correct Answer: D

CompTIA A+ Question C-63

When a technician is planning to replace a laptop hard drive, the technician will need to:

A. select a drive that is the correct form factor.
B. choose the correct drive cache size for the laptop.
C. also upgrade the memory.
D. verify voltage requirements.

Correct Answer: A

CompTIA A+ Question C-59

An outline of an image can be viewed on a laptop screen, but it is very dim and the screen appears almost black. This can be caused by a failing. (Select TWO).

A. inverter.
B. LCD.
C. plasma screen.
D. CRT.
E. OLED.

Correct Answer: AB

Explanation:
The problem might be caused by a display inverter which powers backlight or the LCD itself. When the screen goes dim, inverter is the culprit. If the screen appears almost black, the LCD might be failing.

CompTIA A+ Question C-58

Which of the following tools are commonly used to remove dust and debris from inside a computer? (Select TWO).

A. Cotton and alcohol
B. Vacuum
C. Compressed air
D. Anti-bacterial surface cleaner
E. Feather duster

Correct Answer: BC

Explanation:
Use vacuum and compressed air to clean dust and debris that accumulates inside a computer. Vacuum will suck the debris and dust and the compressed air will blow out the fine particles of dust from nooks and corners inside a computer.

CompTIA A+ Question C-57

Which of the following is the FIRST thing a technician should do before putting their hand inside a computer case?

A. Acquire the appropriate tools that are going to be used.
B. Touch the case to discharge static.
C. Remove loose jewellery.
D. Refer to manufacturer documentation.

Correct Answer: B

CompTIA A+ Question C-56

Which of the following connectors provide power to the system board? (Select TWO).

A. IDE
B. SATA
C. Molex
D. 4-pin 12v
E. 24-pin ATX
F. 6-pin PCIe

Correct Answer: DE

CompTIA A+ Question C-55

Which of the following expansion cards would MOST likely require the use of an external power connector to function properly?

A. PCI Express video card
B. PCI Express fiber card
C. PCI Express sound card
D. PCI Express network card