A

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Q. Hardware includes

  • (A) all devices are used to input data into a computer
  • (B) sets of instructions that a computer runs or executes
  • (C) all devices involved processing information including the central processing unit, memory and storage
  • (D) the computer and all the devices connected to it that are used to input and output data
  • Correct Answer - Option(D)
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Explanation by: Admin

Hardware refers to the physical components of a computer system, including the computer itself and all peripheral devices used to input, process, store, and output data.

  • This includes input devices (keyboard, mouse), output devices (monitor, printer), storage devices, and the central processing unit (CPU).

Other Options:

  • (A): Only input devices, which is just a part of hardware.
  • (B): Describes software, not hardware.
  • (C): Refers mainly to processing components, missing input/output devices.

Correct Answer: (D)

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