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Computer & IT MCQs

In electronic devices, vacuum tubes are replaced by?

  • A. Capacitor
  • B. Diode
  • C. Transistor
  • D. Inductor
Explanation:
Transistors replaced vacuum tubes as the switching device in second-generation computers.

The father of the second generation of computers is ____.

  • A. John Bardeen
  • B. William B. Shockley
  • C. Walter H. Brattain
  • D. All of these
Explanation:
John Bardeen, William Shockley, and Walter Brattain invented the transistor that defined the second generation.

Which generation of computers used transistors?

  • A. First generation
  • B. Second generation
  • C. Third generation
  • D. Fourth generation
Explanation:
Transistors replaced vacuum tubes in second-generation computers, making them smaller and more reliable.

The vacuum tube pertains to which generation of computer?

  • A. First
  • B. Second
  • C. Third
  • D. Fourth
Explanation:
Vacuum tubes were the main electronic component used in first-generation computers.