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WAEC Computer Studies questions: Number systems and data representation

24 questions with answers and explanations. Tap an option to check yourself.

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All topicsAlgorithms and flowcharts · 21Application packages · 25Computer hardware and the CPU · 21Computer networks and the internet · 23Computer security, ethics and safety · 22Data processing and information · 22Evolution of computing · 23Input and output devices · 22Logic gates and Boolean algebra · 21Memory and storage devices · 23Number systems and data representation · 24Programming languages and BASIC · 22Software and operating systems · 22

  1. Question 21· Number systems and data representation· WAEC

    Data becomes information when it is

    Explanation and discussion

  2. Question 22· Number systems and data representation· WAEC

    The binary number system uses the digits

    Explanation and discussion

  3. Question 23· Number systems and data representation· WAEC

    ASCII is a code for representing

    Explanation and discussion

  4. Question 24· Number systems and data representation· WAEC

    The largest unsigned number that 8 bits can hold is

    Explanation and discussion

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