Audio Files Quiz (RO93 – Creative iMedia)

What does "sample rate" measure?

• How loud a sound is

• How many samples are taken per second

• The size of the audio file

• The number of sound effects used

What is bit depth in audio?

• The file format of the sound

• The number of audio files in a folder

• The amount of detail in each sound sample

• How fast the audio plays

Which of these file formats is uncompressed?

• MP3

• WAV

• AAC

• FLAC

Which file type uses lossy compression?

• WAV

• AIFF

• MP3

• FLAC

What does lossy compression do?

• Makes the file unreadable

• Removes some data permanently

• Makes the file larger

• Increases the sound quality

Which of these is a benefit of lossy compression?

• Higher audio quality

• Smaller file size

• Slower download speeds

• Lossless playback

Which of these is an example of a lossless audio format?

• MP3

• AAC

• WAV

• OGG

Which term means “no data is lost during compression”?

• Lossless

• Lossy

• Sampled

• Streamed

What happens if you lower the sample rate of an audio file?

• Sound gets clearer

• Sound gets louder

• Sound becomes distorted or lower quality

• Sound plays faster

Which audio format is most suitable for online music streaming?

• WAV

• FLAC

• MP3

• AIFF