Q. Which among the following is/are input devices?

1. Keyboard
2. Scanner
3. Joy-stick

Select the correct answer from the codes given below:
Answer: All of the above
Notes: Keyboard, scanner and joystick are all examples of input devices since they provide data and control signals to an information processing system such as a computer or information appliance. Input devices represent one type of computer peripheral - the other two types are output devices and storage devices.