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 181:

  The memory unit receives data and information from which unit?

  Options:
  A) input unit
  B) output unit
  C) control unit
  D) arithmetic and logic unit
  Show Answer
  The correct answer is D .
• Question 182:

  What is the full form of TCP?

  Options:
  A) Transmission Control Protocol
  B) Transmission Communication Protocol
  C) Transformation Control Protocol
  D) Transmission Central Pass
  Show Answer
  The correct answer is A .
• Question 183:

  What does CO stand for in COBOL?

  Options:
  A) common object
  B) common
  C) computer oriented
  D) common operating
  Show Answer
  The correct answer is B .
• Question 184:

  Which of the following system software resides in the main memory always?

  Options:
  A) Text editor
  B) Assembler
  C) Linker
  D) Loader
  Show Answer
  The correct answer is D .
• Question 185:

  How many bits are in one nibble ?

  Options:
  A) 2
  B) 4
  C) 8
  D) 16
  Show Answer
  The correct answer is B .
• Question 186:

  Evaluate ${1011}_2+{122}_4$, leaving your answer in base 10.

  Options:
  A) 37
  B) 51
  C) 47
  D) 73
  Show Answer
  The correct answer is A .
• Question 187:

  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 188:

  What is the shortcut key to "undo" last action on a Microsoft word page?

  Options:
  A) Ctrl + A
  B) Ctrl + U
  C) Ctrl + X
  D) Ctrl + Z
  Show Answer
  The correct answer is D .
• Question 189:

  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 190:

  The two types of operating system are

  Options:
  A) command line and graphical user interface
  B) translators and assemblers
  C) system software and application software
  D) UNIX and LINUX
  Show Answer
  The correct answer is A .