COMPUTER FUNDAMENTALS

COMPUTER HARDWARE

OUTPUT DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
It is used in a crowded environment to hear audio.
A
Printers
B
Display devices
C
Speakers
D
Headphones
E
Interactive white board
Explanation: 

Detailed explanation-1: -They are electroacoustic transducers, which convert an electrical signal to a corresponding sound. Headphones let a single user listen to an audio source privately, in contrast to a loudspeaker, which emits sound into the open air for anyone nearby to hear. Headphones are also known as earphones or, colloquially, cans.

Detailed explanation-2: -You might also hear the term audio bleed. This term can be used interchangeably and isn’t any more serious than a leakage. All headphones usually leak sound a bit.

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