Y9

4d: Describe how an image can be represented as a sequence of bits

Keywords:
Data Representation
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KeywordDefinition
bita single binary digit of 0 or 1
bitmap imagea digital image represented by a sequence of bits which describe the colour of each pixel in a grid going from the top left, row by row, down to the bottom right
pixela single picture element (a coloured picture dot that makes up part of a digital bitmap image)
vector imagea digital image represented by a sequence of bits that describe instructions to draw shapes in specific colours, coordinates and sizes
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