Chapter:- 3
Input and Output devices
- Answer the following questions :
- What is an input device? What is the role of input device?
Ans:- An input device is a device used to enter data instructions into the computer. The role of input device is to enter data and instructions into the computer.
- What is pointing device? Give an any three examples of pointing devices.
Ans:- A pointing device is an input device that allows the user to move, point or manipulate any object or text on the computer screen.
The three examples of pointing devices are:
- Computer mouse.
- Joystick
- Touch pad