JAMB and WAEC Computer Studies questions: Software and operating systems

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

1. Question 1· Software and operating systems· WAEC

   Restarting a computer that is already on, without switching off the power, is a

   • Alog-off
   • Bcold boot
   • Cshutdown
   • Dwarm boot

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   Explanation and discussion

2. Question 2· Software and operating systems· JAMB

   Multitasking means

   • Ausing many keyboards
   • Brunning more than one program at the same time
   • Crunning one program only
   • Dprinting many copies

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   Explanation and discussion

3. Question 3· Software and operating systems· JAMB

   The software licence that allows use free of charge but keeps the code closed is

   • Aopen source
   • Bfreeware
   • Cshareware with full code
   • Dpublic domain only

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   Explanation and discussion

4. Question 4· Software and operating systems· WAEC

   An operating system that serves many users at terminals by giving each a short slice of CPU time is

   • Abatch only
   • Btime-sharing
   • Csingle-user
   • Dreal-time only

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   Explanation and discussion

5. Question 5· Software and operating systems· WAEC

   Utility software includes

   • Aspreadsheets
   • Bword processors
   • Cantivirus and disk defragmenters
   • Dgames

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   Explanation and discussion

6. Question 6· Software and operating systems· WAEC

   Open-source software is software whose

   • Aprice is high
   • Bsource code is freely available to study and modify
   • Ccode is secret
   • Duse is illegal

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   Explanation and discussion

7. Question 7· Software and operating systems· WAEC

   A function of an operating system is

   • Amanaging files and memory
   • Btyping letters
   • Cdrawing charts
   • Dediting photographs

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   Explanation and discussion

8. Question 8· Software and operating systems· WAEC

   Software that manages the hardware and runs other programs is the

   • Aantivirus
   • Bapplication package
   • Ccompiler
   • Doperating system

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   Explanation and discussion

9. Question 9· Software and operating systems· JAMB

   A command-line interface requires the user to

   • Aspeak only
   • Bclick icons
   • Ctype commands
   • Dtouch the screen only

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   Explanation and discussion

10. Question 10· Software and operating systems· WAEC

    Device drivers are needed to

    • Atype documents
    • Blet the operating system communicate with hardware devices
    • Cbrowse the web
    • Ddesign graphics

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    Explanation and discussion

11. Question 11· Software and operating systems· JAMB

    Custom-written software is

    • Afree for everyone
    • Bsold off the shelf
    • Cmade specifically for a particular user's needs
    • Dan operating system only

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    Explanation and discussion

12. Question 12· Software and operating systems· WAEC

    An advantage of a command-line interface over a GUI is that it

    • Ashows icons
    • Bis easier for beginners
    • Cuses fewer system resources and allows quick scripting
    • Dneeds a mouse

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    Explanation and discussion

13. Question 13· Software and operating systems· JAMB

    A device driver is software that

    • Acompiles programs
    • Bedits photos
    • Callows the operating system to communicate with hardware
    • Dbrowses the web

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    Explanation and discussion

14. Question 14· Software and operating systems· JAMB

    System software includes

    • Apayroll packages
    • Bgames and word processors
    • Coperating systems and utilities
    • Dspreadsheets

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    Explanation and discussion

15. Question 15· Software and operating systems· WAEC

    Restarting a computer without switching off the power is called

    • Awarm booting
    • Bcold booting
    • Cformatting
    • Dlogging off

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    Explanation and discussion

16. Question 16· Software and operating systems· WAEC

    A graphical user interface uses

    • Apunched cards
    • Btyped commands only
    • Cicons, windows and a pointer
    • Dvoice only

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    Explanation and discussion

17. Question 17· Software and operating systems· JAMB

    Which of these is an operating system?

    • AExcel
    • BMicrosoft Word
    • CLinux
    • DCorelDRAW

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    Explanation and discussion

18. Question 18· Software and operating systems· WAEC

    The program that loads the operating system into memory when a computer starts is the

    • Abootstrap loader
    • Bcompiler
    • Cword processor
    • Dantivirus

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    Explanation and discussion

19. Question 19· Software and operating systems· WAEC

    Firmware is software that is

    • Aan application package
    • Bdownloaded every day
    • Cstored permanently in ROM on a device
    • Da virus

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    Explanation and discussion

20. Question 20· Software and operating systems· JAMB

    A file extension such as .docx shows

    • Aits owner
    • Bits size
    • Cthe type of file
    • Dits date

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    Explanation and discussion