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JAMB Computer Studies questions: Memory and storage devices

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

AllJAMBWAEC
All topicsAlgorithms and flowcharts · 18Application packages · 21Computer hardware and the CPU · 20Computer networks and the internet · 22Computer security, ethics and safety · 18Data processing and information · 18Evolution of computing · 19Input and output devices · 18Logic gates and Boolean algebra · 18Memory and storage devices · 21Number systems and data representation · 23Programming languages and BASIC · 21Software and operating systems · 20

  1. Question 1· Memory and storage devices· JAMB

    Virtual memory uses

    Explanation and discussion

  3. Question 3· Memory and storage devices· JAMB

    Memory whose contents are lost when the power is switched off is described as

    Explanation and discussion

  4. Question 4· Memory and storage devices· JAMB

    A USB flash drive stores data using

    Explanation and discussion

  5. Question 5· Memory and storage devices· JAMB

    Cloud storage keeps files

    Explanation and discussion

  6. Question 6· Memory and storage devices· JAMB

    One terabyte is approximately

    Explanation and discussion

  7. Question 7· Memory and storage devices· JAMB

    An optical disc such as a DVD is read by

    Explanation and discussion

  8. Question 8· Memory and storage devices· JAMB

    The memory that holds the instructions used to start up a computer is

    Explanation and discussion

  9. Question 9· Memory and storage devices· JAMB

    On a magnetic disk, each circular track is divided into

    Explanation and discussion

  10. Question 10· Memory and storage devices· JAMB

    EEPROM is erased

    Explanation and discussion

  11. Question 11· Memory and storage devices· JAMB

    Virtual memory uses part of the

    Explanation and discussion

  12. Question 12· Memory and storage devices· JAMB

    Data on magnetic tape is accessed

    Explanation and discussion

  13. Question 13· Memory and storage devices· JAMB

    An EPROM chip can be

    Explanation and discussion

  14. Question 14· Memory and storage devices· JAMB

    PROM can be

    Explanation and discussion

  15. Question 15· Memory and storage devices· JAMB

    Primary memory includes

    Explanation and discussion

  16. Question 16· Memory and storage devices· JAMB

    1 megabyte is equal to

    Explanation and discussion

  17. Question 17· Memory and storage devices· JAMB

    A magnetic tape is accessed

    Explanation and discussion

  18. Question 18· Memory and storage devices· JAMB

    Which storage device has no moving parts?

    Explanation and discussion

  19. Question 19· Memory and storage devices· JAMB

    Which of these is a secondary storage device?

    Explanation and discussion

  20. Question 20· Memory and storage devices· JAMB

    Which of these memories is the fastest?

    Explanation and discussion

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