Scanner
The scanner uses the pictures and pages of text as input. It scans the picture or a document. The scanned picture or document then converted into a digital format or…
Mouse
The mouse is a hand-held input device which is used to move cursor or pointer across the screen. It is designed to be used on a flat surface and generally…
Keyboard
The keyboard is a basic input device that is used to enter data into a computer or any other electronic device by pressing keys. It has different sets of keys for letters,…
Input Devices
Input device enables the user to send data, information, or control signals to a computer. The Central Processing Unit (CPU) of a computer receives the input and processes it to…
Computer Components
computer components diagram There are 4 main computer components that are given below: Input Devices CPU Output Devices Memory
Types of Computer
TYPES OF COMPUTER On the basis of data handling capabilities the computer is of three types: Analogue Computer Digital Computer Hybrid Computer 1) Analogue Computer Analog Computer Analogue computers are designed to process…
Generation of Computer
First Generation of Computer – कंप्यूटर की पहली पीढ़ी The first generation The first generation (1946-1959) computers were slow, huge and expensive. In these computers, vacuum tubes were used as…
History of Computer
Historyofcomputer history of computer As human mind and technology improved with time more computing devices were developed. Some of the popular computing devices starting with the first to recent ones…
What is Computer?
A computer is a programmable electronic device that accepts data as input and processes it with a set of instructions to produce the result as output.Example2+2(data as input) (=) 4-…