01Headphones belong to which category of devices?हेडफोन किस श्रेणी का उपकरण है?
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Computer Applications
Input/output devices
This Class 9 Computer Applications topic, from Basics of Information Technology, explains how input and output devices help people communicate with a computer. Students learn how devices such as keyboards, mice, scanners, microphones and webcams provide data, while monitors, printers, speakers and projectors present processed results. The topic also clarifies the difference between entering, processing and receiving information, compares common device uses, and develops an understanding of how to choose suitable devices for different tasks.
Easy · Level 1 · 1 questions