CompTIA A+ Core 2 Question E-69

A user recently purchased a new high-end graphics card, and would like to run their existing games through an LCD TV at 1080p. However, when the installation is complete, none of the games appear correctly on the LCD TV. Which of the following is the MOST likely cause?

A. The LCD TV response rate is not fast enough for gaming.
B. The PC games cannot be run to an external display.
C. The games do not support a 1920×1080 resolution.
D. The LCD TV driver is not supported by the Windows operating system.

Correct Answer: C

Explanation:
One of the possible reasons is that the game does not support high resolutions. Try to set a lower resolution and start the game. If this doesn’t solve the problem, the game installer media might be corrupt.

CompTIA A+ Core 2 Question C-67

A user states that they see flickering on their external display. The technician asks if anything has changed since they noticed the problem. Next the technician replaces the external display with a new one which corrected the issue. According to the troubleshooting theory, which of the following would the technician do NEXT?

A. Record the resolution to the problem for future references.
B. Determine what needs to be replaced to resolve the issue.
C. Recreate the recent changes to the PC.
D. Identify what exactly the user is having a problem with.

Correct Answer: A

CompTIA A+ Core 2 Question C-16

Which of the following steps would allow display output from a laptop to an external display? (Select TWO).

A. Press the appropriate Function Key combination
B. A second video card in the Express card slot
C. Disconnect the integrated display
D. Enabling second monitor in the Windows Display Settings
E. Loading external monitor drivers on the laptop

Correct Answer: AD

Explanation:
First enable second monitor in Windows Display settings. After that press the function key along with the assigned key to display the output on an external monitor Topic 4, Troubleshooting

CompTIA A+ Question L-68

Emily, a user, boots her laptop and notices the screen flashes then turns black. It was working during her presentation yesterday. Which of the following troubleshooting steps should be completed?

A. Use a multimeter to test voltage.
B. Replace the laptop with a new one.
C. Replace the battery.
D. Connect an external display device.

Correct Answer: D

CompTIA A+ Question D-8

Which of the following is the MAIN difference between an LCD display and an LED display?

A. The ability to use external displays
B. The source of the backlighting
C. The viewable size of the display
D. The size of the pixel display

Correct Answer: B