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 151:

  What does a linker program do?

  Options:
  A) it places the program in the memory for execution
  B) relocates the program to execute from the specific memory area allocated to it
  C) Links the program with other programs needed for its execution
  D) interface the program with the entities generating its input data
  Show Answer
  The correct answer is C .
• Question 152:

  When the computer reboots itself without triggering the hardware based reset, it is called ?

  Options:
  A) cold booting
  B) hard reboot
  C) cold reboot
  D) soft reboot
  Show Answer
  The correct answer is D .
• Question 153:

  What tells the computer how to use its components?

  Options:
  A) utility
  B) application
  C) operating system
  D) network
  Show Answer
  The correct answer is C .
• Question 154:

  which communication channel allows the sending of information in one direction only?

  Options:
  A) simplex mode
  B) half duplex mode
  C) duplex mode
  D) full duplex mode
  Show Answer
  The correct answer is A .
• Question 155:

  What is the function of the escape key ?

  Options:
  A) to shutdown the computer
  B) to start an application
  C) to interrupt or cancel the current process or running program
  D) to delete a file/folder
  Show Answer
  The correct answer is C .
• Question 156:

  Which of the memories must be refreshed many times per second?

  Options:
  A) EPROM
  B) ROM
  C) Static RAM
  D) Dynamic RAM
  Show Answer
  The correct answer is D .
• Question 157:

  What is the shortcut for performing warm booting ?

  Options:
  A) y pressing the Ctrl + Alt keys simultaneously
  B) y pressing the Ctrl + Alt + F1 keys simultaneously
  C) y pressing the Ctrl + Del keys simultaneously
  D) by pressing the Ctrl + Alt + Del keys simultaneously
  Show Answer
  The correct answer is D .
• Question 158:

  Which of these criteria is not important while classifying files ?

  Options:
  A) Organization method
  B) Nature of content in the file
  C) Size of the file
  D) Storage medium
  Show Answer
  The correct answer is D .
• Question 159:

  In any software package, which of the following versions represents a major improvement on the previous version?

  Options:
  A) 1.0
  B) 1.5
  C) 2.0
  D) 2.5
  Show Answer
  The correct answer is C .
• Question 160:

  Analog, digital and hybrid computers are classification of computers based on

  Options:
  A) the type of data-handling techniques
  B) the purpose
  C) the size
  D) the functionality
  Show Answer
  The correct answer is A .