A CPU contains :

  1. a card reader and a printing device
  2. a control unit and an arithmetic logic unit
  3. an analytical engine and a control unit
  4. an arithmetic logic unit and a card reader
Anurag Mishra Professor Asked on 28th December 2015 in Computers.
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Answer: (2) a control unit and and arithmetic unit 

Anurag Mishra Professor Answered on 28th December 2015.
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