2.4 Media Formatting: Understanding Audio

Sound is caused by _________. (Fill in the blank.)

• numbers

• the wind

• vibrations

• cars

How do computers store sound?

• Magic

• converting waves into a digital code using binary

• by searching google

• by using the hard disk drive

samples are ________. (Fill in the blank.)

• when the computer goes to costco

• a part of a song used in another song

• when the computer divides a sound wave into discrete segments

• free

Information about each sample is stored as __________. (Fill in the blank.)

• Binary

• Decimal

• Hexadecimal

• one byte

The amount of bits used to encode a smaple is known as _________. (Fill in the blank)

• Bytes

• Bits

• Bit Death

• Bit Depth

Sampling rate is measured in _______. (Fill in the blank)

• Bits

• Megabytes

• Gigabytes

• Hertz

(True or False) The sampling rate is how many samples are taken each second.

• True

• False

(True or false) High sampling rates use more memory but sound worse.

• True

• False