Data Representation - Aqa (GCSE Computing)

The following is a GCSE Computing test covering 'Data Representation - Aqa'

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What is meant by overflow when adding binary numbers?

What is the uncompressed file size in bytes of an 800 x 600 image with 24-bit colour (no metadata or compression)?

How many bytes are in 1 kilobyte (using binary definition common in computing)?

Which file format is typically associated with lossy image compression?

In images, what does bit depth refer to?

Which of the following is a lossless compression format commonly used for files?

How many different colours can be represented by a 24-bit colour depth image?

What does lossy compression do to a file?

What is the decimal value of hexadecimal 1A?

What is the 8-bit two`s complement representation of -5?

Convert the binary number 10110 to decimal.

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