UNDERSTANDING COMPUTER FILES
FILE EXTENSIONS AND FILE TYPES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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mp3
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ppt
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wav
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midi
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Detailed explanation-1: -mp is an extension of MetaPost. This kind of file is not supported by PowerPoint as it is not any kind of audio file. It is used in graphics design.
Detailed explanation-2: -the right answer is option 4. JPEG. since mp3, wave and AIFF are sound formats.
Detailed explanation-3: -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-4: -On the Insert tab, select Audio, and then Audio on My PC. In the file explorer, browse to the music file you want to use, and then select Insert. With the audio icon selected on the slide, on the Playback tab, select Play in Background.