COMPUTER ARCHITECTURE
INPUTOUTPUT DEVICES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Headphones
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Speakers
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Joystick
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Keyboard
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Detailed explanation-1: -Headphones are a pair of small loudspeaker drivers worn on or around the head over a user’s ears. They are electroacoustic transducers, which convert an electrical signal to a corresponding sound.
Detailed explanation-2: -Headphones are a hardware device that can be plugged into a computer, laptop, smartphone, mp3 player or other device to privately listen to audio without disturbing anyone in the vicinity. They are plug-and-play devices and do not require any sort of installation before use.
Detailed explanation-3: -The inquiries to producers of headphones confirmed that the preferred materials for use in headphones are PVC, polyurethane and silicone for Around-ear and on-ear headphones while the soft material being applied in in-ear headphones is silicone.