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WAEC Computer Studies questions

291 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 81· Computer networks and the internet· WAEC

    In a star topology, all computers connect to

    Explanation and discussion

  2. Question 82· Computer networks and the internet· WAEC

    A web browser is used to

    Explanation and discussion

  3. Question 83· Computer networks and the internet· WAEC

    In e-mail, CC means

    Explanation and discussion

  4. Question 84· Computer networks and the internet· WAEC

    The program used to view web pages is a

    Explanation and discussion

  5. Question 85· Computer networks and the internet· WAEC

    In a star topology, all computers are connected to

    Explanation and discussion

  6. Question 86· Computer networks and the internet· WAEC

    A LAN covers

    Explanation and discussion

  7. Question 87· Computer networks and the internet· WAEC

    Sending a message electronically from one computer user to another is

    Explanation and discussion

  8. Question 88· Computer networks and the internet· WAEC

    The address of a web page, such as https://www.waecdirect.org, is its

    Explanation and discussion

  9. Question 89· Computer networks and the internet· WAEC

    In the address https://www.waecdirect.org, the part 'https' indicates the

    Explanation and discussion

  10. Question 90· Computer networks and the internet· WAEC

    An ISP is a company that

    Explanation and discussion

  11. Question 91· Computer security, ethics and safety· WAEC

    A computer virus is

    Explanation and discussion

  12. Question 92· Computer security, ethics and safety· WAEC

    A malicious program that appears useful but secretly harms the computer is a

    Explanation and discussion

  13. Question 93· Computer security, ethics and safety· WAEC

    Using copies of software without the owner's permission is

    Explanation and discussion

  14. Question 94· Computer security, ethics and safety· WAEC

    Converting data into a code so that only authorised people can read it is

    Explanation and discussion

  15. Question 95· Computer security, ethics and safety· WAEC

    Antivirus software is used to

    Explanation and discussion

  16. Question 96· Computer security, ethics and safety· WAEC

    Sitting upright and taking regular breaks at a computer helps to prevent

    Explanation and discussion

  17. Question 97· Computer security, ethics and safety· WAEC

    Software piracy is

    Explanation and discussion

  18. Question 98· Computer security, ethics and safety· WAEC

    Copying important files so that they can be restored later is

    Explanation and discussion

  19. Question 99· Computer security, ethics and safety· WAEC

    A firewall

    Explanation and discussion

  20. Question 100· Computer security, ethics and safety· WAEC

    Copying and distributing software without the owner's permission is

    Explanation and discussion

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