Which of the following is not an example of an output device in a computer system?

Correct option is A

The correct answer is (a) Scanner.
Explanation:
● A Scanner is an input device that translates printed text or images into a digital format that the computer can understand.
● Printers, Plotters, and Speakers are all output devices because they receive data from the computer and present it to the user in a physical or audible form.
Information Booster:
● Input Devices: Keyboard, Mouse, Joystick, Light Pen, Track Ball, Scanner, Graphic Tablet, Microphone, Magnetic Ink Card Reader (MICR), Optical Character Reader (OCR).
● Output Devices: Monitor (Visual Display Unit), Printers, Plotters, Speakers.
Additional Knowledge:
● Printer: A device that produces a hard copy of data.
● Plotter: A printer that uses a pen or other tool to draw images, often used for technical drawings.
● Speaker: Converts electrical signals into audible sound.