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Computer Science

GCSE Computer Science

AQA

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6 Terms

1
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Pixel

A small square that makes up a part of an image.

2
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Resolution

The number of pixels in width and height.

3
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PPI and DPI

Pixels per inch and dots per inch respectively.

4
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Colour Depth/Bit Depth

Measurement of the amount of possible colors that can be displayed with the given bits.

5
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RGB Channels

Red, Green, Blue channels used to create colors in pixels.

6
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Metadata

Data about data, including creation and modification dates.