FUNDAMENTALS OF COMPUTER

UNDERSTANDING COMPUTER FILES

FILE EXTENSIONS AND FILE TYPES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
.MP3 is what kind of file?
A
Sound
B
Video
C
Image
D
None of the above
Explanation: 

Detailed explanation-1: -MP3 (MPEG-1 Audio Layer-3) is a standard technology and format for compressing a sound sequence into a very small file (about one-twelfth the size of the original file) while preserving the original level of sound quality when it is played.

Detailed explanation-2: -The MP3 file extension is a widely used digital audio container that has revolutionized the music playback, sharing and distributing industry. This format is based on either MPEG-1 Audio Layer III or MPEG-2 Audio Layer III codec developed by the Moving Picture Experts Group (MPEG).

Detailed explanation-3: -MP3 files are the sound part of an MPEG file. They are incredibly popular with users because the audio files are compressed to about one tenth of the original size. As a result, they take up very little disk space and are quick to download. At the same time, they are able to deliver audio that is almost CD quality.

Detailed explanation-4: -MP3 is an abbreviation for MPEG-1 Audio Layer 3, a data compression format for encoding digital audio, most commonly music.

Detailed explanation-5: -MP3s usually contain music, but the format is also used for general audio files such as audiobooks and podcasts. MP3s can be listened to with earphones or headphones, or played through speakers via an external amplifier – for example, a ‘dock’ with speakers or through a stereo system.

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