A. Input units
B. Output Units
C. Storage Unit
D. Processing Unit

Output devices provide data in myriad different forms, some of which include audio, visual, and hard copy media. The devices are usually used for display, projection, or for physical reproduction. Monitors and printers are two of the most commonly-known output devices used with a computer.

A. Input
B. Output
C. Storage
D. Memory

The Input Unit converts the data, which the user enters into a language which the computer understands, i.e. it converts the data into binary format. The Output Unit is responsible for giving the results in user-understandable format.

A. Keyboard
B. Mouse
C. Microphone
D. All

In computing, an input device is a piece of equipment used to provide data and control signals to an information processing system such as a computer or information appliance. Examples of input devices include keyboards, mouse, scanners, cameras, joysticks, and microphones.

A. 4
B. 3
C. 2
D. None of these

What are the classification of computers by size? There are four types in the classifications of the computer by size are Supercomputer, Mainframe computer, Minicomputer, and Micro Computer.