Multiple choice general knowledge science & technology

A monitor is rated as 640x480x256 (pronounced 640 by 480 by 256). What does the 256 stand for

  1. 256 pixels horizontally

  2. 256 pixels vertically

  3. 256 pixels diagonally

  4. 256 colors associated with the pixels
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D Correct answer
Explanation

In monitor specifications, the format is horizontal_resolution × vertical_resolution × color_depth. So 640×480 is the pixel resolution and 256 represents the number of colors the monitor can display simultaneously (8-bit color, 2^8 = 256). This was common in VGA-era displays.

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