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Pro Tools: Surround Sound Quiz
Pro Tools: Surround Sound Quiz
Welcome to our 30 question long exam on Surround Sound, some questions will be Pro Tools specific and others will be based on general principles.
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Question 1 |
What is the difference between Dolby Digital and Dolby Pro Logic?
A | Dolby Digital is Matrixed and Pro Logic is Discrete surround |
B | Dolby Digital is Discrete and Pro Logic is Matrixed Surround |
C | Dolby Pro Logic is not available in home theater systems |
D | Dolby Digital is not available in home theater systems |
Question 2 |
A surround array refers to:
A | The size of the sweet spot |
B | A mixing style for 5.1 |
C | None of these |
D | The addition of extra surround speakers to fill the back end of an acoustic space |
Question 3 |
AC-3 coding is commonly referred to as:
A | Dolby Digital |
B | Pro Logic BJ |
C | DTS AH |
D | MP3 |
Question 4 |
The LFE is defined as
A | Low Frequency Effect |
B | Lower Fader Equalizer |
C | Left Fader Equalizer |
D | Low Fact Effect |
Question 5 |
Why were bit reduction schemes developed for 5.1?
A | Not enough room on available media formats to store multichannel outputs |
B | Digital audio sounds better when compressed |
C | To prevent buffer underruns |
D | You can't have lossless multichannel |
Question 6 |
What is downmixing?
A | The process of summing multichannel mixes (5.1) into stereo |
B | The process of summing stereo mixes into multichannel mixes (5.2) |
C | The process of splitting multichannel mixes (5.1) into mono stems |
D | The process of summing mono tracks into a multichannel mix (5.1) |
Question 7 |
Explain why the LFE channel is represented by .1
A | Because the LFE only plays low frequencies as appropriated via channel locks |
B | It is borrowed from the web industry which first used an LFE and called it .1 |
C | Because the sample rate for this channel is only a fraction of the sampling rate of the principal channels - Nyquist Theorem |
D | Because the LFE channel plays through a subwoofer which can be placed anywhere due to the omnidirectional properties of low frequencies - Nialist Theorem |
Question 8 |
Using a stereo source or an encoded two-channel source, which of the following can be used to extract five audio channels?
A | Dolby Pro Logic II |
B | Heptaphonic |
C | Dolby Pro Logic |
D | Quadraphonic |
Question 9 |
What does Lt/Rt stand for?
A | Left Track/Right Track |
B | Left Trim/Right Trim |
C | Left Total/Right Total |
D | Left Turn/Right Turn |
Question 10 |
SACD uses what digital binary encoding method?
A | PCM |
B | WAV |
C | LPCM |
D | DSD |
Question 11 |
What is the maximum number of discrete channels Dolby Digital can produce?
A | 6 |
B | 3 |
C | 5 |
D | 4 |
Question 12 |
What does HRTF stand for?
A | Head Reacting Transfer Fourier |
B | Head Related Timbre Function |
C | Head Related Transfer Function |
D | Helical Related Timbre Fourier |
Question 13 |
Front-Firing and Down-Firing are types of what?
A | Amplifiers |
B | Subwoofer |
C | DVD's |
D | Audio Coding Formats |
Question 14 |
True or False: LFE and the Sub are the same thing?
A | False |
B | True |
Question 15 |
Signal routing choices are defined and edited in what Pro-tools dialog section?
A | Automation Configure Dialog |
B | Session Set-up Dialog |
C | Strip Silence Dialog |
D | I/O Set-Up Dialog |
Question 16 |
True or False: DVD-V (video) can contain both an AC-3 and a DTS encoded surround mix?
A | True |
B | False |
Question 17 |
The Dolby Digital (AC-3) surround standard utilizes how many tracks?
A | 8 |
B | 7 |
C | 6 |
D | 4 |
Question 18 |
How does a Dipole speaker differ from a Direct Radiator speaker?
A | Feeds the same signal in phase in two directions |
B | They are always smaller than Direct Radiator speakers |
C | Feeds the same signal out of phase in two directions |
D | Feeds the same signal out of phase in one direction |
Question 19 |
Which movie was the first theatrical surround sound release?
A | Sound of Music |
B | Star Wars |
C | Fantasia |
D | North by Northwest |
Question 20 |
In a 6.1 channel DTS-ES surround, what is the right placement for the surround speakers?
A | Three Speakers at the rear |
B | Two speakers at the rear |
C | One each at front right and front left |
D | One on each side of the listener and one at the rear |
Question 21 |
According to the ITU-775 recommendation, at which angle should the rear left and rear right speakers be placed within a 5.1 system?
A | 90° |
B | 70° |
C | 110° |
D | 10° |
Question 22 |
In the Pro Tools Surround Panner, a Center percentage of 100% will feed how much signal to the Left and Right channel?
A | 20% |
B | 0% |
C | 100% |
D | 50% |
Question 23 |
LCRS stands for:
A | Left, Center, Right, Sub |
B | Left, Center, Right, Service |
C | Left, Center, Right, System |
D | Left, Center, Right, Surround |
Question 24 |
What is DVD-A?
A | Digital Video Disc - Alternative |
B | Digital Compact Video Standard |
C | An MPEG Standard for DVD |
D | An Audio Standard for DVDs |
Question 25 |
What is a bass management system?
A | An LFE system which will not allow low frequencies to get to the LFE |
B | A 7.1 system with two LFE channels |
C | A crossover system that directs low frequency signals into the LFE |
D | A 5.1 system with two LFE channels |
Question 26 |
What is Upmixing?
A | Creating a mono or stereo master from a Surround mix |
B | The process of authoring a DVD |
C | The process of printing a surround mix |
D | Creating a Surround mix from a mono or stereo master |
Question 27 |
What is Divergence?
A | A width control for surround panning |
B | Avoiding the .1 channel |
C | A width control for stereo panning |
D | A pan control for surround panning |
Question 28 |
In which speaker would you most commonly find the voices within a surround sound film mix?
A | Rear Left |
B | Subwoofer |
C | Center |
D | Front L+R |
Question 29 |
The Surround Panning Grid only appears when...
A | Auto Write On Stop is used in connection with the I/O dialog |
B | A Mono or Stereo channel is routed to a Surround Output Path |
C | The Relative Write Mode is Enabled |
D | The Relative Read Mode is Enabled |
Question 30 |
True or False: Lossless Codecs create smaller files than Lossy Codecs?
A | False |
B | True |
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