Question

B. Fill in the blanks :
1.........
is an input device used for instructing and typing data into
the computer.
......... is also called the system unit.
3. A mouse is an ..........
...... device.
4. The physical parts of a computer which can be seen and touched are called th​

Answer 1

1. Keyboard
2. CPU
3. In-put device
4. Hardware devices

Hope it helps you

Answer 2

1. keyboard
2. C.P.U
3. input device
4. hardware