CompTIA A+ Question E-45

A technician has installed a digital display. Which of the following is TRUE about the native resolution of a digital display?

A. It has the slowest refresh rate.
B. It causes the display to use pixel interpolation.
C. It is the lowest resolution.
D. It provides the best quality display.

Correct Answer: D

Explanation:
A digital display is obviously better than an analog one. Compared to an CRT monitor, the display of an LCD and LED is lot better ?crisp and clear.

CompTIA A+ Question C-33

Which of the following panel types consumes the MOST power?

A. Plasma
B. LCD
C. LED with no backlight
D. LED with backlight

Correct Answer: A

Explanation:
A Light emulsification diode with a backlight consumes more power than an LCD or plasma. First the LED needs power. The backlights are another component that requires power. Although the power an LED consumes is far less than what CRT monitors consumed.

CompTIA A+ Question C-25

A technician replacing a CRT monitor and the battery inside of a UPS wishes to dispose of the replaced hardware. Which of the following should the technician do to BEST ensure proper disposal?

A. Store equipment in IT inventory.
B. Donate to a local nonprofit organization.
C. Follow local government regulations for disposal.
D. Affix MSDS sheet to items for the waste management company.

Correct Answer: C