Correct option is D
The correct answer is (D) Keyboard.
Explanation:A keyboard is a typewriter-like tool used to send data or commands to a computer, enabling input through keystrokes.
Incorrect Options Explanations:
- Joystick: Incorrect, used for controlling movement in video games, not for sending data or commands.
- Optical Character Reader (OCR): Incorrect, used for scanning and recognizing text from physical documents.
- Mouse: Incorrect, used for pointing and clicking, not primarily for typing data or commands.
Information Booster:
- Keyboard: Primary input device, featuring keys for letters, numbers, and commands.
- Types of Keyboards: QWERTY, DVORAK, Ergonomic designs.
- Function: Allows users to interact with a computer by typing data, issuing commands, and navigating.
- Discovery: The first typewriter keyboard was invented by Christopher Latham Sholes in 1868, which later influenced the design of modern computer keyboards.