InPut And OutPut

InPut And OutPut

1. What Is an InPut Device?

   • An input device allows data such as text, images, video or sound to be entered into a computer system. Keyboard - The most common input device used for entering text. Includes keys for word processing and data inputting, and for performing specific functions.

2. What Is an OutPut Device?

   • A piece of equipment/hardware which gives out the result of the entered input, once it is processed (i.e. converts data from machine language to a human-understandable language), is called an output device. For example printer, monitor, etc

3. Example Of Output Devices: Monitor - The main output device of a computer. ... Printer - Used to print information on paper. ... Speaker - Converts digital signals into audible sound waves. Projector - A device that is used to project video output from the computer onto a wall or screen.

4. Examples of InPut Devices: Keyboard. Keyboard is the most common and very popular input device which helps to input data to the computer. ... Mouse. Mouse is the most popular pointing device. ... Joystick. Joystick is also a pointing device, which is used to move the cursor position on a monitor screen. ... Light Pen. ... Track Ball. ... Scanner. ... Digitizer. ... Microphone.

5. What Is a computer System?

   • A computer system consists of hardware components that have been carefully chosen so that they work well together and software components or programs that run in the computer. The main software component is itself an operating system that manages and provides services to other programs that can be run in the computer.