Answer: Keyboard and mouse
Explanation:
Keyboard and mouse are some of the main components which are related to a computer and those two are helping people to text, command, write numbers and other functions that they want to do on a computer.
With the keyboard, a person can input data into a computer and he can command where he wants to put them with the mouse.
- Keyboard has buttons and switches besides numbers and letters, also it is often called an electric type-writer.
- The mouse is a helping device that motions are translated into a computer and it is used for selecting items or doing activities on a computer.
