What are the main functions of input and output devices?
An input device sends information to a computer system for processing, and an output device reproduces or displays the results of that processing.
Input devices only allow for input of data to a computer and output devices only receive the output of data from another device..
What are 10 output devices and their functions?
Computer Basics: What Is an Output Device? 10 Examples10 Examples of Output Devices. Monitor. Printer. … Monitor. Mode: Visual. … Printer. Mode: Print. … Headphones. Mode: Sound. … Computer Speakers. Mode: Sound. … Projector. Mode: Visual. … GPS (Global Positioning System) Mode: Data. … Sound Card. Mode: Sound.More items…•
What are the 20 output devices?
OUTPUT DEVICES:Monitor (LED, LCD, CRT etc)Printers (all types)Plotters.Projector.LCD Projection Panels.Computer Output Microfilm (COM)Speaker(s)Head Phone.More items…•
What is output in computer?
An output is data that a computer sends. Computers only work with digital information. Any input that a computer receives must be digitised. Often data has to be converted back to an analogue format when it’s output, for example the sound from a computer’s speakers.
What is the function of input?
The function of an input device is to communicate information to a computer or other sort of information processing equipment. Input devices are types of peripheral devices that communicate with processing units. The most common forms of input device for personal computers are keyboards and mice.
What is the role of input unit?
Input Unit The main function of input devices is to direct commands and data into computers. Computers then use their CPU to process this data and produce output. For example, a laptop’s keyboard is an input unit that enters numbers and characters.