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input- we ask the computer what to do ( with the help of input devices)

output- computer shows the result for what we have asked him (by screen)

in a computer basic part is CPU

in a CPU basic parts are

BIOS which start the computer

harddisk which store data

process which process the data

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12y ago
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14y ago

Central Processing Unit (CPU) is the basic functional unit of computer system.

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8y ago
  • Arithmetic Logic Unit
  • Control Unit
  • Memory Unit
  • Input/Output Unit(s)
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Q: What are the functional units of a computer?
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