Showing posts with label Personal Computer. Show all posts
Showing posts with label Personal Computer. Show all posts

Tuesday, 8 July 2014

Component of computer Part-1

Component/Configuration of computer

Mouse

Mouse is an input device. It is used to control movement of a pointer on the screen. It has two or three button on its top and a ball inside is body.
            Mouse is mainly used in graphic application. It is play games on the computer. The mouse is a required input device in all versions of Ms Windows. The latest mouse devices have more useful technology. Laser and wireless technology.

Types of Mouse

i)   PS2 Mouse
ii)  Serial Mouse
iii) USB Mouse (USB Stand for Universal Serial Bus)

Keyboard

          Keyboard is the most commonly used input device. It is used to enter data and program instructions into the computer.
          The keyboard like a typewriter with alphabetic characters A to Z and numeric key digits 0 to 9 and many other keys with special functions.

Types of Keyboard

i)   PS2 Keyboard
ii)  USB Keyboard


Monitor

          Monitor show all work and results on the screen from the computer. It also called (VDU) VDU stand for Visual display Unit.
           The monitor/VDU is the most commonly used output device and look like a TV screen.

 Types of computer's Monitor

 i)   CRT Monitor  (CRT stand for Cathode Ray Tube)
ii)   LCD Monitor  (LCD stand for Liquid Crystal Display)


CRT Monitor

LCD Monitor

For more detail watch video:


Types of Computer

Different types of computer

Micro/Personal Computer

This is smallest computer in size. Its speed is slowest. It is a single user. It use in Homes, Offices, Banks, Market etc. It is cheapest in cost. 

Mini Computer

These are larger in size then micro/personal computer. but smaller then main frame computer. Its speed is faster then micro/personal computer. It is multiuser computers. It is costly in price and using in business, Banks, Large markets and etc.

Mainframe Computer

There are larger in size then mini computer. its speed is faster then mini computer. It is costly in price and produced much heat. it is use in large organization, stock exchange and etc.

Super Computer

These are larger in size then all computers types. then are the fastest in speed. They also produced much heat and most expensive computer in cost.
        They are use in weather for casting, economic for costing and weapon designing and etc.


See video for more detail:-