Computer – Hardware

Computer hardware is the collection of physical parts of a computer system. This includes the computer case, monitor, keyboard, joystick,and mouse. It also includes all the parts inside the computer case, such as the hard disk drive, motherboard, video card, and many others. Computer hardware is what you can physically touch.

A computer system consists of two major elements: hardware and software. Computer hardware is the collection of all the parts you can physically touch. Computer software, on the other hand, is not something you can touch. Software is a set of instructions for a computer to perform specific operations. You need both hardware and software for a computer system to work.

Computer hardware
There is two types of computer hardware components they are namely internal hardware and external hardware.

Computer hardware components:

  • Processor
  • Drive;DVD,VCD.
  • Fan
  • Modem
  • Motherboard
  • Network card
  • RAM and Hard Disk
  • Sound card
  • Video card
  • Graphic card

External hardware components:

  • Keyboard
  • Microphone
  • Mouse
  • Printer
  • Projector
  • Scanner
  • Speakers
  • USB thumb drive
  • Monitor
  • Joystick

Difference between Hardware and Software:

Hardware Software
Computer hardware is a touchable device. Computer Software is a non touchable device
ex: keyboard,mouse,monitor ,.etc. ex: operating systems, software,etc,.

Relationship between Hardware and Software:

  • Hardware and software are mutually dependent on each other. Both of them must work together to make a computer produce a useful output.
  • Software cannot be utilized without supporting hardware.
  • Hardware without a set of programs to operate upon cannot be utilized and is useless.
  • To get a particular job done on the computer, relevant software should be loaded into the hardware.
  • Hardware is a one-time expense.
  • Software development is very expensive and is a continuing expense.
  • Different software applications can be loaded on a hardware to run different jobs.
  • A software acts as an interface between the user and the hardware.
  • If the hardware is the ‘heart’ of a computer system, then the software is its ‘soul’. Both are complementary to each other.

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