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What is the Computer hardware you know?

Hardware is a comprehensive term for all of the physical parts of a computer, as distinguished from the data it contains or operates on, and software that provides instructions for the hardware to accomplish tasks. The boundary between hardware and software is connected.

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A computer contains the following parts

  • Motherboard: which holds the CPU, main memory and other parts, and had slots for expansion cards.
  • Power supply: A case that holds a transformer, voltage control and fan.
  • Storage controllers, of IDE, SCSI or other type, that control hard disk, floppy disk, CD-ROM and other drivers, the controllers sit directly on the motherboard (on-board) or on expansion cards.

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  • Graphics controller that produce the output for the monitor
  • Interface controllers (parallel, serial, USB, Fire wire) to connect the computer to external peripheral devices such as printers or scanners.

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