42. Troubleshooting Video

Question 1

What is it called when a video driver problem causes a display to show few colors and a very low resolution?

Answer 1

VGA mode

Question 2

Your monitor is showing nothing for your computer. What should you check first?

Answer 2

All cables to the monitor including the power cable

Question 3

If a video card starts to overheat, what might it do first?

Answer 3

It could shut itself down

Question 4

What is the difference between a dead pixel and a stuck pixel?

Answer 4

The dead pixel no longer shows color, while the stuck pixel is showing an “old” color

Question 5

What is an artifact on a display?

Answer 5

An old image or piece of an image or text on the screen still after it has been cleared

Question 6

If you are using VGA and you are seeing strange colors, or a lack of a certain color, what should you check first?

Answer 6

The cable

Question 7

Your boss is using a projector and the shape of the screen is off, what can fix this?

Answer 7

Controls on the projector

Question 8

With a CRT or OLED, what can happen if you leave an image on screen for a very long time?

Answer 8

Burn in

Question 9

If your monitor accepts VGA, HDMI, DVI, and several other inputs, what two ways can you set it correctly?

Answer 9

It can auto detect the connection or you can set it manually in a menu system