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MCQ Practice Single Best Answer Topic: Computer Generations

Q Speed of first generation computer was in

Question ID
#3305
Subchapter
Computer Generations
Action
Choose one option below

Choose Your Answer

Click an option to check whether your answer is correct.

  • A nano seconds ✔ ✖
  • B milli seconds ✔ ✖
  • C nano-milli second ✔ ✖
  • D micro seconds ✔ ✖
Correct Answer: D

Explanation

Generation: First ((1940-56))

Switching Device: Vacuum tubes 

Storage Device/Speed: Magnetic drums (333 micro seconds)

Operating System: Batch operating system (Machine language (Binary number 0’s and 1’s)

Characteristics:

  • Fastest computing device.
  • Generate large amount of heat.
  • Non-portable.

Applications:

Used for scientific purpose e.g. ENIAC, UNIVAC, MARK-1, etc.


[IBPS Clerk 2012]

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