Selected MCQ

Current Question
The binary system is composed of the values 1 & 0 and means:
  • A. On
  • B. Off
  • C. Start
  • D. Low
Correct Answer: B
Explanation:
In binary, 0 represents off, and 1 represents on.
Related Question 1
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 2
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 3
A(n) ____ system is a set of Programs containing instructions that coordinate all the activities among computer hardware resources?
  • A. Operating
  • B. Disk- Based
  • C. Management
  • D. Platform
Correct Answer: A
Explanation:
The operating system coordinates hardware resources.
Related Question 4
A number system that has eight different symbols to represent any quantity is known as ____.
  • A. Binary
  • B. Octal
  • C. Decimal
  • D. Hexadecimal
Correct Answer: B
Explanation:
Octal is a base-8 number system.
Related Question 5
A computer system that is old and perhaps not satisfactory is referred to as a(n) ____.
  • A. Ancient system
  • B. Historical system
  • C. Age-old system
  • D. Legacy system
Correct Answer: D
Explanation:
Systems that are still in use are called legacy systems.