CompTIA A+ Core 2 Question I-37

A laptop boots fine but after a few minutes the LCD screen fades out into a very dim image. Which of the following is the cause of the problem?

A. Weak battery
B. Power supply is failing
C. LCD screen connector is loose
D. LCD inverter is failing

Correct Answer: D

CompTIA A+ Question I-82

When changing the RAM on a laptop, in which of the following locations is the memory MOST likely to be found? (Select TWO).

A. On the bottom of the laptop
B. Under the touchpad
C. Behind the LCD screen
D. In the optic drive bay
E. Under the keyboard

Correct Answer: AE

CompTIA A+ Question D-38

A user reports that they walked away from their laptop for 30 minutes and when they came back the screen was very dim. The user tried moving the mouse and increasing the brightness setting, but neither worked. Which of the following should the technician do FIRST?

A. Plug in an external monitor to test the video card.
B. Run a check disk scan to verify there is no corruption.
C. Check if the laptop is now on battery power.
D. Have the LCD screen replaced with a known good screen.

Correct Answer: C

CompTIA A+ Question C-98

A user is requesting assistance in building a custom made PC for home theater use to connect to their existing large LCD screen. Which of the following components should MOST likely be recommended? (Select TWO).

A. Large IDE hard drive
B. HDMI output
C. Dual monitors
D. RAID array
E. TV tuner

Correct Answer: BE

Explanation:
A Home theater PC is also a TV. So you need to have a TV tuner card that will show cable on the home theater PC. You would also need an HDMI output to connect the PC to a large LCD screen for optimal viewing.

CompTIA A+ Question A-51

A user states there are multiple small black dots on an LCD screen. Which of the following should be done to resolve the issue?

A. Replace monitor.
B. Replace video card.
C. Replace video cable.
D. Replace power supply.

Correct Answer: A