Computer-Studies Exam Past Questions and Answers | JAMB, WAEC and NECO

Computer Studies covers general knowledge of computers, computing terms, and technologies. It focuses on building interest and confidence in using computers.

• Question 71:

  Hexadecimal numbers are a mixture of

  Options:
  A) Octal and decimal numbers
  B) Binary and octal numbers
  C) Letters and decimal digits
  D) Binary and decimal numbers
  Show Answer
  The correct answer is C .
• Question 72:

  What is the etiquette one should follow while working online?

  Options:
  A) Anything goes . . . providing he/she remains anonymous
  B) Netflix
  C) Netiquette
  D) Piracy
  Show Answer
  The correct answer is C .
• Question 73:

  Which of the following controls the way in which the computer system functions and provides a means by which users can interact with the computer.

  Options:
  A) CPU
  B) application software
  C) operating system
  D) ALU
  Show Answer
  The correct answer is C .
• Question 74:

  EDVAC was produced using which of these concepts ?

  Options:
  A) packet routing
  B) stored program
  C) circuit switching
  D) packet switching
  Show Answer
  The correct answer is B .
• Question 75:

  What differs a system software from application software?

  Options:
  A) ability to multi task
  B) being minimal in terms of space
  C) presence of cache memory
  D) unique programs installed by the creators to help run the computer
  Show Answer
  The correct answer is D .
• Question 76:

  How are the stages of SDLC implemented?

  Options:
  A) Randomly, without overlapping
  B) sequentially, without overlapping
  C) sequentially with overlapping
  D) randomly with overlapping.
  Show Answer
  The correct answer is B .
• Question 77:

  What is the primary purpose of Microsoft Excel?

  Options:
  A) To write essays
  B) To show a slide presentation
  C) To solve problems involving numbers
  D) To keep students updated in the latest Microsoft Office product
  Show Answer
  The correct answer is C .
• Question 78:

  Binary coded decimals (BCD) numbers express each digit as a ___________

  Options:
  A) byte
  B) nibble
  C) bit
  D) All of the above
  Show Answer
  The correct answer is B .
• Question 79:

  At what stage in system development life cycle are all data documented in the form of detailed data flow diagrams(DFDs)

  Options:
  A) System design
  B) Feasibility study
  C) System analysis
  D) Investigative study
  Show Answer
  The correct answer is C .
• Question 80:

  Which of the listed is not a type of computer application?

  Options:
  A) Microsoft word
  B) Firefox
  C) Joy stick
  D) VLC media player
  Show Answer
  The correct answer is C .