What is Input device and how some examples of Input devices?

What is Input device and how some examples of Input devices?

Input Devices
Input Devices are used to enter data into Computer.The main function of Input devices is to transfer any types of data to CUP(Central Processing Unit) for processing.
Some Input devices name:

1. Mouse
2. Keyboard
3. Scanner
4. Camera
5. Joystick
6. Light Pen

What is Data?

https://learnmeteachme.blogspot.com/2017/12/types-of-data.html