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 11:

  What generation of computer is characterized by the use of vacuum tubes for circuitry and magnetic drums for main memory?

  Options:
  A) second generation
  B) fourth generation
  C) first generation
  D) third generation
  Show Answer
  The correct answer is C .
• Question 12:

  Which term describes accessing files from a computer other than the one where the files are stored.

  Options:
  A) local access
  B) remote access
  C) cloud access
  D) special access
  Show Answer
  The correct answer is C .
• Question 13:

  The only possible number base for 235${}_x$ among the following is ?

  Options:
  A) 3
  B) 5
  C) 4
  D) 6
  Show Answer
  The correct answer is D .
• Question 14:

  The computer that combines the functions of both analog and digital computers is called ?

  Options:
  A) Digital computer
  B) Analog computer
  C) Hybrid computer
  D) multipurpose computer
  Show Answer
  The correct answer is C .
• Question 15:

  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 16:

  what is the first computing machine invented ?

  Options:
  A) slide rule
  B) Pascal calculator
  C) Napier bones
  D) Abacus
  Show Answer
  The correct answer is D .
• Question 17:

  When does the output of a NAND gate =1?

  Options:
  A) whenever a 0 is present at an input
  B) only when all input =0
  C) whenever 1 is present at an input
  D) only when all input =1
  Show Answer
  The correct answer is A .
• Question 18:

  What does RAM and ROM have in common?

  Options:
  A) They both deal with memory
  B) They were both invented by Bill Gates
  C) They do not have anything in common
  D) Their initials are similar
  Show Answer
  The correct answer is A .
• Question 19:

  The process where a programmer converts a program specifications into computer instructions is called ?

  Options:
  A) Debugging
  B) Coding
  C) Testing
  D) System design
  Show Answer
  The correct answer is B .
• Question 20:

  Who invented the Napier Bones

  Options:
  A) John Napier
  B) Samuel Napier
  C) Joseph Jacquard
  D) Charles Babbage
  Show Answer
  The correct answer is A .