Input & output devices

Question 1

Sensors

Answer 1

Devices which measure physical quantities such as temperature, pressure, etc.

Question 2

Touch screen

Answer 2

A special type of screen that is sensitive to touch. A selection is made from a menu on the screen by touching part of it.

Question 3

Voice recognition

Answer 3

The ability of a computer to ‘understand’ spoken words by comparing them with stored data.