Digital Media - Chapter 2

What is the purpose of audio codecs?

• Increase file size

• Convert audio to video

• Enhance audio quality

• Compress audio for transmission and decompress on the receiving end

Which factor affects audio quality by determining the amount of data contained in the media per second?

• Bit depth

• Bitrate

• Sample rate

• File size

What is the main difference between lossy and lossless audio formats?

• Lossy formats lose data in transmission, while lossless formats maintain sound quality intact

• Lossy formats are larger in size than lossless formats

• Lossy formats are uncompressed, while lossless formats are compressed

• Lossy formats are used for live recordings only

Which audio format is known for achieving powerful compression by removing sounds that our ears cannot hear?

• MP3

• AIFF

• WAV

• FLAC

Which audio format is the default for digital audio on Windows PCs?

• WAV

• AIFF

• FLAC

• ALAC

What is the purpose of AIFF audio format?

• Default format for Windows PCs

• Used for Apple Music streaming

• Achieves powerful compression

• Default format for Macintosh

What is the common audio format for consumer audio streaming and storage?

• FLAC

• MP3

• AAC

• WAV