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 191:

  Encryption helps with what?

  Options:
  A) Spam messages
  B) identify source of message
  C) Safe delivery of messages to destination without being accessed by a third party
  D) interpretation of message and digital data
  Show Answer
  The correct answer is C .
• Question 192:

  ___________ booting is done by turning on the computer at first instance.

  Options:
  A) hot
  B) spicy
  C) cold
  D) cool
  Show Answer
  The correct answer is C .
• Question 193:

  Which type of network is usually contained inside one office building?

  Options:
  A) CAN
  B) LAN
  C) MAN
  D) WAN
  Show Answer
  The correct answer is B .
• Question 194:

  Which of the following is the standard keyboard layout ?

  Options:
  A) Dvorak
  B) QWERTY
  C) AZERTY
  D) ABCD
  Show Answer
  The correct answer is B .
• Question 195:

  A display listing of program options which users can select is called?

  Options:
  A) icons
  B) options
  C) selection
  D) menu
  Show Answer
  The correct answer is D .
• Question 196:

  ___ is the type of computer that is designed to operate on two states, 0 and 1.

  Options:
  A) Analog computer
  B) Hybrid computer
  C) Digital computer
  D) micro computer
  Show Answer
  The correct answer is C .
• Question 197:

  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 .
• Question 198:

  Which of these storage devices can act as a buffer between the CPU and the main memory ?

  Options:
  A) Hard disk
  B) Floppy disk
  C) Cache Memory
  D) Flash drive
  Show Answer
  The correct answer is C .
• Question 199:

  ___________ is the combination of already processed _____________

  Options:
  A) information /data
  B) data /information
  C) information /instructions
  D) instructions /Data
  Show Answer
  The correct answer is A .
• Question 200:

  The diagrammatic representation of an algorithm is

  Options:
  A) pseudocodes
  B) codes
  C) graphics
  D) flowchart
  Show Answer
  The correct answer is D .