COMD 5070 Final Exam | 87 Questions
and Answers 100% Correct | Latest
Update
4 features of the scientific method - Correct Answer-
Empirical: based on data
Deterministic: Obeys physical laws, things are not random
Predictive
Parsimonious: Use simplest explanation but no simpler
How many semitones in an octave? - Correct Answer-12
What is the Nyquist frequency? - Correct Answer-Half the
sample rate
The highest frequency the recording is able to reproduce
High pass filter - Correct Answer-Allows high frequencies
through
, Low pass filter - Correct Answer-Allows low frequencies
through
Band pass filter - Correct Answer-Allows a band of
frequencies through - holds back higher and lower
frequencies
Band reject filter - Correct Answer-Holds back a band of
frequencies - allows high and low frequencies through
What is the Fourier theorem? - Correct Answer-All periodic
sounds are made of a combination of sine waves.
Amplitudes, phase angles and frequencies all vary
What does a Fourier transform create? - Correct Answer-A
spectrum from the time domain waveform
What is the x-axis on a time-domain waveform? - Correct
Answer-Time
What is the y-axis on a time-domain waveform? - Correct
Answer-Amplitude
What is the x-axis on a frequency-domain line spectrum? -
Correct Answer-Frequency
What is the y-axis on a frequency-domain line spectrum? -
Correct Answer-Amplitude
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