Selected MCQ

Current Question
Which of the following is not a type of bus in the computer?
  • A. Data bus
  • B. Control bus
  • C. Power bus
  • D. Address Bus
Correct Answer: C
Explanation:
A power bus is not a standard type of computer bus.
Related Question 1
How many types of computers are there according to size?
  • A. 4
  • B. 3
  • C. 2
  • D. None of these
Correct Answer: A
Explanation:
Computers are commonly classified into 4 types by size: Super, Mainframe, Mini, and Micro.
Related Question 2
Which of the following is the first generation of computers?
  • A. EDSAC
  • B. IBM-1401
  • C. CDC-1604
  • D. ICL-2900
Correct Answer: A
Explanation:
EDSAC (1949) is a first-generation computer that used vacuum tubes.
Related Question 3
Which of the following are types of sound files?
  • A. LOG files
  • B. DAT files
  • C. WAV files
  • D. DRV files
Correct Answer: C
Explanation:
WAV is a common uncompressed audio file format.
Related Question 4
Brain, also known as the first computer virus for MS-DOS, was written by two brothers belonging to which among the following countries?
  • A. Malaysia
  • B. India
  • C. Pakistan
  • D. Iran
Correct Answer: C
Explanation:
The Brain virus (1986) was created by two brothers from Pakistan.
Related Question 5
In MS Access, which of the following data types allows alphanumeric characters and special symbols?
  • A. Text
  • B. Memo
  • C. Auto number
  • D. None of these
Correct Answer: A
Explanation:
The Text data type (Short Text) supports alphanumeric characters and special symbols up to 255 characters.