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 1:

  In Boolean algebra, the bar sign (-) indicates ....................

  Options:
  A) OR operation
  B) AND operation
  C) NOT operation
  D) None of the above
  Show Answer
  The correct answer is C .
• Question 2:

  A set of moral principles that regulate the use of computers is called

  Options:
  A) cyber security guidelines
  B) computer ethics
  C) computer safety laws
  D) computer rules
  Show Answer
  The correct answer is B .
• Question 3:

  A 2-input gate that can be used to pass a digital waveform unchanged at certain times and inverted at other times is ___________

  Options:
  A) AND gate
  B) OR gate
  C) NAND gate
  D) XOR gate
  Show Answer
  The correct answer is D .
• Question 4:

  Which of the following components of the computer is referred to as the administrative section ?

  Options:
  A) CPU
  B) Output unit
  C) Input unit
  D) Memory Unit
  Show Answer
  The correct answer is A .
• Question 5:

  Which of the following is not a type of computer on the basis of operation?

  Options:
  A) Remote
  B) Hybrid
  C) Analog
  D) Digital
  Show Answer
  The correct answer is A .
• Question 6:

  What does R stands for in the CRUD acronym ?

  Options:
  A) Retrieve
  B) Redirect
  C) Read
  D) Relate
  Show Answer
  The correct answer is C .
• Question 7:

  The joystick typically have a button on _________ used to select the option pointed by the cursor.

  Options:
  A) bottom
  B) left
  C) right
  D) top
  Show Answer
  The correct answer is D .
• Question 8:

  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 9:

  The illegal access to a network or computer system is___________

  Options:
  A) security
  B) cracking
  C) virus
  D) piracy
  Show Answer
  The correct answer is B .
• Question 10:

  The most basic network is _________

  Options:
  A) WAN
  B) SAN
  C) PAN
  D) MAN
  Show Answer
  The correct answer is C .