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:

  At what stage in system development life cycle are all data documented in the form of detailed data flow diagrams(DFDs)

  Options:
  A) System design
  B) Feasibility study
  C) System analysis
  D) Investigative study
  Show Answer
  The correct answer is C .
• Question 12:

  The first step in a CPU instruction cycle is

  Options:
  A) Decode
  B) Get
  C) Fetch
  D) Execute
  Show Answer
  The correct answer is C .
• Question 13:

  The type of computers that are designed to perform complex calculations extremely rapidly are called ?

  Options:
  A) supercomputer
  B) micro computers
  C) laptops
  D) mainframe computer
  Show Answer
  The correct answer is A .
• Question 14:

  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 15:

  A logic circuit performs ________ functions

  Options:
  A) Interpretation
  B) Processing and Controlling
  C) Storage
  D) Security
  Show Answer
  The correct answer is B .
• Question 16:

  What is the full form of UDP?

  Options:
  A) User Datagram Packet
  B) User Data Packet
  C) User Datagram Protocol
  D) Unique Data Protocol
  Show Answer
  The correct answer is C .
• Question 17:

  One of the following is not a good way to prevent virus.

  Options:
  A) encryption
  B) use of firewall
  C) carelessly exposing your vital and personal information
  D) use of antivirus software
  Show Answer
  The correct answer is C .
• Question 18:

  System software can further be classified into two. Operating software and ______________ software

  Options:
  A) Utility
  B) Storage
  C) Anti virus
  D) File management system
  Show Answer
  The correct answer is A .
• Question 19:

  Which can be the input and output devices both?

  Options:
  A) Scanner
  B) Touch screen monitor
  C) Speaker
  D) Digitizer
  Show Answer
  The correct answer is B .
• Question 20:

  ___________________ is a program meant to be sent from one computer to another across the world wide Web.

  Options:
  A) Applet
  B) Mail
  C) algorithm
  D) data packages
  Show Answer
  The correct answer is A .