Skip to main content

Posts

Showing posts from May, 2011

Write a note on Classification of Computers

Q. Write a note on Classification of Computers    OR Explain Types of computer on the basis of Size, Shape and Resources. OR How digital computers are classified? Classification of Computers Computers are classified on the basis of size, speed and price as under: •    Microcomputer or Personal Computer •    Mini Computer •    Mainframe Computer •    Super Computer 1. Micro Computers Desktop Model computer Micro computer is also called personal computer. It was introduced in 1970. It contains  input devices, output device, storage device, memory and processor. It is used by one person at a time. Examples of personal computers are PC and Apple Macintosh. The major types of personal computers are desktop computer and portable computer. Desktop Computers These computers can easily fit on a table or desktop, hence the name. These computers come in two models or casings. In Desktop model, the system unit is placed on the desktop or table. Monitor is placed on the system unit