Audio Editing Audio File Formats and Codecs

Question 1

What does the acronym 'WAV' stand for in audio file formats?

Accepted Answer

Waveform Audio File Format

Answer

Wide Audio Volume Format

Answer

Wireless Audio Vector Format

Answer

Wave Application Video Format

Question 2

Which of the following audio formats uses lossy compression?

Accepted Answer

MP3

Answer

FLAC

Answer

WAV

Answer

AIFF

Question 3

What is the standard sample rate for CD-quality audio?

Accepted Answer

44,100 Hz

Answer

48,000 Hz

Answer

96,000 Hz

Answer

22,050 Hz

Question 4

What is the standard bit depth for CD-quality audio?

Accepted Answer

16-bit

Answer

8-bit

Answer

32-bit

Answer

24-bit

Question 5

Which of the following is a lossless audio codec?

Accepted Answer

FLAC

Answer

MP3

Answer

AAC

Answer

OGG Vorbis

Question 6

What does 'bit rate' measure in an audio file?

Accepted Answer

The amount of data processed or transferred per second

Answer

The number of audio channels in the recording

Answer

The frequency response range of the codec

Answer

The dynamic range of the audio signal

Question 7

Which audio file format was developed by Apple and is commonly used on macOS and iOS for uncompressed audio?

Accepted Answer

AIFF

Answer

WAV

Answer

FLAC

Answer

OGG