Question 1

The file size of a digital recording depends on:

Accepted Answer

A)   the number of tracks
B)   the bit depth
C)   the sampling rate
D)   the duration of the recording.
E)   all of the above.F) A) and E)
G) None of the above E

Question 2

Bit depth affects ________________.

Accepted Answer

A)   dynamic range.
B)   the high-frequency response.
C)   clipping.
D)   the sampling rate.E) A) and D)
F) C) and D)

Question 3

When should you apply dither?

Accepted Answer

A)   When the signal is noisy.
B)   When you are converting a 24-bit signal to 16-bit.
C)   Whenever you are reducing the sampling rate.
D)   When you want granular distortion.E) A) and B)
F) None of the above

Question 4

Which is the fastest data-transfer protocol?

Accepted Answer

A)   USB 2.0
B)   FireWire
C)   Thunderbolt
D)   iOSE) A) and B)
F) A) and C)

Question 5

To prevent damaging a recorded CD-R, label it with ________________.

Accepted Answer

A)   a paper label.
B)   a ballpoint pen.
C)   a CD marker.
D)   a permanent marker.E) A) and D)
F) A) and C)

Question 6

The sound of a digital recording is different from analog because ______________.

Accepted Answer

A)   the music is sampled into bits so some information is missing.
B)   mp3 files are compressed audio.
C)   digital's sampling rate is so much lower.
D)   analog introduces tape noise, distortion, wow and flutter.E) None of the above
F) All of the above

Question 7

An advantage of a flash-memory recorder is ________________.

Accepted Answer

A)   portability.
B)   no moving parts.
C)   ability to store digital audio.
D)   small size.
E)   all of the above.F) None of the above
G) C) and D) E

Question 8

An advantage of a multitrack hard-drive recorder is _______________.

Accepted Answer

A)   it's more reliable than a computer DAW.
B)   best sound quality of all the digital formats.
C)   ability to backup recordings.
D)   works equally well for CD-R or mp3 recordings.E) None of the above
F) B) and C)

Question 9

PQ code editing lets you ____________________.

Accepted Answer

A)   control phase and quantization.
B)   set the polarity and "Q" of an equalizer.
C)   set the start time of each song on a CD-R.
D)   control mp3 bitrate and ISRQ codes.E) B) and D)
F) C) and D)

Question 10

The bit depth and sampling rate on a CD are ________________.

Accepted Answer

A)   24-bit/94 kHz
B)   16-bit/44.1 kHz
C)   16 kHz/44.1-bit
D)   whatever you want it to beE) None of the above
F) B) and D)

Question 11

The sound quality of a digital recording depends mainly on ____________________.

Accepted Answer

A)   the recording medium.
B)   whether the signal is on hard drive or CD.
C)   the A/D and D/A converters.
D)   whether the signal is optical or electrical.E) A) and B)
F) B) and D) C

Question 12

The higher the bit depth (word length) , the less the _______________.

Accepted Answer

A)   distortion.
B)   frequency loss.
C)   sense of depth.
D)   resolution.
E)   all of the above.F) D) and E)
G) A) and C)

Question 13

Digital recording eliminates noise from ________________.

Accepted Answer

A)   the studio.
B)   the mixing console.
C)   the microphones.
D)   the recording medium.E) All of the above
F) C) and D)

Question 14

To reduce jitter, ____________________.

Accepted Answer

A)   use the clock in the A/D converter.
B)   do an A/D conversion.
C)   increase the sampling rate.
D)   increase the word length.E) A) and B)
F) A) and C)

Question 15

A meter reading of 0 dBFS means ______________.

Accepted Answer

A)   the signal is clipping.
B)   all 16 bits are on.
C)   all bits are on.
D)   all 24 bits are on.E) C) and D)
F) A) and B)

Question 16

If you record a 16-bit signal with a 24-bit DAW, the sound quality ________________.

Accepted Answer

A)   gets better.
B)   gets worse.
C)   depends on the DAW manufacturer.
D)   stays the same.E) A) and B)
F) A) and C)

Question 17

Oversampling is sampling an audio signal ___________________ to reproduce the highest frequency in the signal.

Accepted Answer

A)   at a higher rate than is needed
B)   more than once
C)   exactly twice the Nyquist frequency
D)   exactly one-half the Nyquist frequencyE) C) and D)
F) B) and C)

Question 18

The higher the sampling rate, the more the ______________.

Accepted Answer

A)   high-frequency extension.
B)   resolution.
C)   noise.
D)   sense of depth.E) A) and B)
F) A) and C)

Question 19

Converting an analog voltage to a digital number is called _______________.

Accepted Answer

A)   magnetization
B)   quantization
C)   sampling
D)   frequency conversionE) C) and D)
F) None of the above

Question 20

To back up a session's wave files means to copy them to ___________________.

Accepted Answer

A)   an external hard drive.
B)   another storage medium.
C)   another folder.
D)   another filename.E) None of the above
F) A) and B)

Exam 12: Digital Audio

The file size of a digital recording depends on:

Correct AnswerverifiedE

Bit depth affects ________________.

Correct AnswerverifiedShow Answer

When should you apply dither?

Correct AnswerverifiedShow Answer

Which is the fastest data-transfer protocol?

Correct AnswerverifiedShow Answer

To prevent damaging a recorded CD-R, label it with ________________.

Correct AnswerverifiedShow Answer

The sound of a digital recording is different from analog because ______________.

Correct AnswerverifiedShow Answer

An advantage of a flash-memory recorder is ________________.

Correct AnswerverifiedE

An advantage of a multitrack hard-drive recorder is _______________.

Correct AnswerverifiedShow Answer

PQ code editing lets you ____________________.

Correct AnswerverifiedShow Answer

The bit depth and sampling rate on a CD are ________________.

Correct AnswerverifiedShow Answer

The sound quality of a digital recording depends mainly on ____________________.

Correct AnswerverifiedC

The higher the bit depth (word length) , the less the _______________.

Correct AnswerverifiedShow Answer

Digital recording eliminates noise from ________________.

Correct AnswerverifiedShow Answer

To reduce jitter, ____________________.

Correct AnswerverifiedShow Answer

A meter reading of 0 dBFS means ______________.

Correct AnswerverifiedShow Answer

If you record a 16-bit signal with a 24-bit DAW, the sound quality ________________.

Correct AnswerverifiedShow Answer

Oversampling is sampling an audio signal ___________________ to reproduce the highest frequency in the signal.

Correct AnswerverifiedShow Answer

The higher the sampling rate, the more the ______________.

Correct AnswerverifiedShow Answer

Converting an analog voltage to a digital number is called _______________.

Correct AnswerverifiedShow Answer

To back up a session's wave files means to copy them to ___________________.

Correct AnswerverifiedShow Answer

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