Introduction of computer and its component

What is computer-

Computer is an electronic device that is designed to work with Information. Charles Babbage is called the “Grand Father” of the computer.

The First mechanical computer designed by Charles Babbage was called Analytical Engine. Which is not any area the computer is not used. Like- Bank, Medical, Industries and education field etc.

Types of computer-

There are four different type of computer

  • Supercomputer
  • Mainframe Computer
  • Minicomputer
  • Microcomputer

Supercomputer– Super computer is most powerful computer. It is very expensive computer.

Mainframe computer– Mainframe computer is not a powerful computer as a supercomputer.

Minicomputer– It is a mini size computer. Minicomputer is very small to middle in size.

Microcomputer– Desktop computers, laptops, tablets & smartphones are all types of computer are microcomputers.

Some other types of computer-

  • Smartphone
  • Tablets

There are mainly four components of the computer-

  • Hardware
  • Operating system
  • Application program or software
  • Users

Hardware- Hardware is any part of your computer that has a physical structure, such as the keyboard or mouse.

Application program or software– We cannot see and touch the software component. Software includes web browsers, games, and word processors.

Operating system- Computer system hardware such as keyboard, monitor, CPU, processor and input output devises to the systematically call made to the operating system software.

Users– Using the computer are called users.

How does the computer work-

The computer does work in three phases-

  • Input
  • Output
  • Processing

Computer is an electronic devise of the data provided by us takes as input. Then computer is processing with CPU and then show on the monitor.