Input and Output

Input
Input is any data and instructions entered into the memory of a computer.An input device is any hardware component that allows users to enter data and instruction into a computer.
E.g;mouse,keyboard,touch screen,digital pen,stylus,graphic tablet,game controller,joystick,bar code reader,magnetic stope card reader,PC video camera and digital video camera.

Other Input Devices

1.Voice Input
Is the process of entering by speaking into a microphone. Voice recognition also called speech recognition,is a computer's capability of distinguishing spoken words. The vocabulary of voice recognition programs can range from two words to millions of words.

2.Audio Input
is a part of a larger category of input called audio input. Is a process of entering any sounds into the computers such as speech,sound effects and musics. Users enter sounds into computer via devices such as phone,tape players CD/DVD players or radio, each of which plugs in a port on the sound card.

Output

Is data that has been process into a useful form. That is computers process data (input) into information (output). Output device is any hardware component that can convey information to one or more people. E.g;display devices,monitor,LCD monitor,plasma monitor,CRT monitor,Printer,nonimpact,laser,photo,thermal,mobile,plotter,impact

Other Output Devices

1.Computer component that produces music, speech, or other sounds. E.g;Speakers, earphones, and earbuds are common devices

2.Voice output
Computer talks to you through speakers on computer.Internet telephony allows you to have conversationover the Internet.

3.FAX

4.Multifunction Peripheral
Is a single device that looks like a copy machine but provides the functionality of a printer,scanner,copy machine, and perhaps a fax machine.

.Data Projector

Conclusion, output and input are very important in computer system because it help to make the users more easier in order to explore the computer..