COMPUTER NETWORKING

MULTIMEDIA AND QUALITY OF SERVICE

MULTIMEDIA DATA

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What kind of file formats are .au, .mp3, .aiff, & .wav?
A
Video
B
Graphics
C
Document
D
Audio
Explanation: 

Detailed explanation-1: -There are three major groups of audio file formats: Uncompressed audio formats, such as WAV, AIFF, AU or raw header-less PCM; Formats with lossless compression, such as FLAC, Monkey’s Audio (filename extension . ape ), WavPack (filename extension .

Detailed explanation-2: -Just like WAV, AIFF also stores data in uncompressed, lossless format, meaning you get no quality loss, just pure sonic happiness.

Detailed explanation-3: -.PCM, .WAV, .AIFF PCM, or Pulse-Code Modulation is an uncompressed audio format that is commonly used in CDs and DVDs. This format uses a “sampling rate” which defines how often the original audio was sampled, and a “bit depth” which defines how many bits are used to define each sample.

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