Difference Between Input and Output Devices of a Computer

Overview:
This study note differentiate between input and output devices of a computer.


Input Devices:Input is the first stage of computing, referring to any means that moves data (information) from the outside world into the processor or from one component of the computer to another.

Keyboard
The primary input device for a computer, allowing users to type information just as they once did on a typewriter.

Mouse
Used with graphical interface environments to point to and select objects on the system's monitor. Can be purchased in a variety of sizes, shapes, and configurations.

Scanner
Converts printed or photographic information to digital information that can be used by the computer. Works similar to the scanning process of a photocopy machine.

Microphone
Works like the microphone on a tape recorder. Allows input of voice or music to be converted to digital information and saved to a file.

CD-ROM/DVD drive
Compact disc–read only memory: stores large amounts of data on a CD that can be read by a computer.