O Level · Computer Science · Medium level · 7 questions
Data Representation: Medium 1
Binary, hexadecimal, binary addition and shifts, and how text, images and sound are stored, a topic of conversions where the method must be shown. This quiz is a step up: the questions ask you to use the ideas as well as recognise them. 7 questions (multiple choice), marked the moment you finish, with the reason for every answer.
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Your score is saved against Data Representation, so you can see which topics are solid and which need another go.