Sound Storage and Quality Quiz

How can analogue sounds be stored?

• In hexadecimal

• In binary

• In decimal

• In octal

What is the unit of measurement for sample rate?

• Decibels (dB)

• Hertz (Hz)

• Watts (W)

• Lumens (lm)

What does the duration of a sound file indicate?

• The number of channels

• The number of bits per sample

• How many seconds of audio the sound file contains

• The frequency range

What does bit depth refer to in digital sound?

• The number of channels

• The number of bits available to store each sample

• The frequency of the sound

• The amplitude of the sound

Which factor affects the playback quality of a sound file?

• The file format

• The sample rate and bit depth

• The color depth

• The screen resolution

Which factor affects the size of a sound file?

• The sample rate, duration, and bit depth

• The screen resolution

• The color depth

• The file format

What is an example of bit depth?

• 44.1 kHz

• 16-bit

• 128 kbps

• 1080p

What must be done to analogue sounds for digital storage?

• Convert to hexadecimal

• Convert to binary

• Convert to octal

• Convert to decimal

What does a higher sample rate generally improve in a sound file?

• The color depth

• The playback quality

• The screen resolution

• The file format

What is the effect of increasing bit depth on a sound file?

• Increases the color depth

• Increases the size of the sound file

• Decreases the file format

• Decreases the screen resolution