CompTIA A+ 220-902 Question G-78

A user brings in an older CRT monitor and reports there are issues with the colors and bands of discoloration. Which of the following should be done to correct the issue?

A. Replace the power cord
B. Reformat
C. Increase the refresh rate
D. Degauss

Correct Answer: D

CompTIA A+ 220-902 Question G-44

A user has just installed an old CRT monitor on their home PC, and is connected to the onboard VGA port. The user notes that the display has a green tint at all times. Which of the following is the MOST likely cause of the issue?

A. Old video card drivers
B. Loose video cable
C. Monitor
D. Video card

Correct Answer: B

CompTIA A+ 220-902 Question B-30

A customer is reporting a burning smell coming from a CRT monitor. Which of the following should be taken into consideration before attempting to resolve the customer’s issue?

A. Disconnect power before inspecting the CRT power supply
B. CRT monitors should be serviced by qualified personnel
C. Have compressed air available to clear out the debris
D. Wear safely goggles to protect from the cathodes

Correct Answer: B

CompTIA A+ Question I-45

A user wishes to dispose of a CRT monitor that is no longer working. Which of the following steps should a technician complete before proceeding with the disposal?

A. Break the glass in the CRT in a controlled environment to prevent injury
B. Discharge all capacitors in the CRT and remove them before disposal
C. Ensure familiarity and compliance with all relevant local regulations
D. Ensure that the monitor is no longer working and repair if possible

Correct Answer: C

Explanation:
CRT monitor has lead, which is a toxic component of the cathode tube. In order to dispose off properly, you need to be familiar with state and local regulations.

CompTIA A+ Question I-2

A company is converting to LCD monitors and needs to properly dispose of all CRT monitors. Which of the following is an important consideration when disposing of CRT monitors?

A. The materials within the cathode ray tube are harmful.
B. They are heavier than LCD monitors and therefore require special disposal.
C. The glass of the tube can easily break and cause serious injury.
D. The rays of the cathode can cause blindness if someone is exposed.

CompTIA A+ Question E-79

The contrast ratio for an LCD monitor is BEST defined as the ratio between:

A. display resolution and brightness.
B. power consumption and output intensity.
C. power savings of a comparable CRT monitor and the LCD.
D. the darkest and lightest displayed output.

Correct Answer: D