Multiple choice

Touch screen is

  1. input device

  2. output device

  3. storage medium

  4. operating system

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A touch screen is an input device that detects touch input and translates it into commands. While it can be part of a display system (showing output), the touch detection itself is purely an input function. It is not a storage medium or operating system.