No calculators were harmed during the creation of this pop quiz

March 31, 2015



What is a display’s contrast ratio?

A) The number of times a screen is redrawn

B) The resolution that exactly matches the number of pixels on an LCD

C) The difference between black and white

D) The brightness of a display

E) Pixel width x pixel height

F) Is this math? I’m not good at math


The answer: C) The difference between black and white

The contrast ratio is the measurement between completely black and completely white on a display. A wider range is a better measurement of the overall color capabilities of a display.

Want to know more? Watch “Display Specifications.”

When you are selecting a display device, there are a number of specifications you should consider. In this video, you’ll learn about refresh rates, native resolution, display filters, and much more.

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Category: CompTIA A+ Pop Quizzes

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