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GCSE Computer Science · key term
A single picture element in a digital image, with one specific colour.
Used by OCR
Paper 1
A single picture element in a digital image, with a stored colour value.
Revise: Calculating Data CapacityText, images and sound store different things: characters, pixels and sound samples.
Convert sound duration to seconds and use image dimensions in pixels.
Link the ideas explicitly: an image is made of pixels, and each pixel’s colour is represented by a binary code.
A code identifies a colour, not a unique pixel. Several pixels of the same colour can have the same code.
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The smallest individual element of a bitmap image, representing one colour.