Selected MCQ

Current Question
Which of the following is not an output device of a computer system?
  • A. Printer
  • B. Keyboard
  • C. CRT Screen
  • D. None of these
Correct Answer: B
Explanation:
A keyboard is an input device, not an output device.
Related Question 1
A(n) ____ is a set of programs designed to manage the resources of a computer, including starting the computer, managing programs, managing memory and coordinating tasks between input and output devices.
  • A. Application suite
  • B. Compiler
  • C. Input/output system
  • D. Operating system
Correct Answer: D
Explanation:
The operating system manages all computer resources.
Related Question 2
What is the primary input device for a computer system?
  • A. The keyboard
  • B. A monitor
  • C. A speaker
  • D. A printer
Correct Answer: A
Explanation:
The keyboard is the most common primary input device.
Related Question 3
What are the components of a computer system?
  • A. Hardware
  • B. Software
  • C. Applications
  • D. Both A and B
Correct Answer: D
Explanation:
A computer system consists of both hardware and software.
Related Question 4
Coded entries which are used to gain access to a computer system are called ____.
  • A. Entry codes
  • B. Passwords
  • C. Security commands
  • D. Code words
Correct Answer: B
Explanation:
Passwords are secret codes used to authenticate and gain access to a system.
Related Question 5
All the following are examples of storage devices EXCEPT ____.
  • A. Hard disk drives
  • B. Printers
  • C. Floppy disk drives
  • D. CD drives
Correct Answer: B
Explanation:
Printers are output devices, not storage devices.