Question:* The psychoacoustic phenonmenon that occurs when, for example, a loud cymbal crash and a softer fragment of human speech appear simultaneously in a mix, resulting in reduced intelligibility of the speech, is known as:
Answer: • Masking
Question:* Which of the following is a lossless audio format?
Answer: • FLAC
Question:* After recording a number of digital audio soundfiles, the process used to ensure that the peak amplitude of each soundfile is maximized is called a:
Answer: • Normalization
Question:* A 1:1 ratio setting on a compressor would yield
Answer: • no change to the input
Question:* During the CD mastering stage of production, you would normally:
Answer: • Do all of these
Question:* The best way to join two soundfiles together so that there is a smooth transition without silence between the sounds is to use:
Answer: • An overlapping crossfade
Question:* Which type of microphone requires phantom power?
Answer: • Condenser
Question:* What does the NORMALIZE command do to an audio track?
Answer: • Raises the gain of the entire track to the point where the highest peak is just below clipping
Question:* What is the type of distortion that occurs when a digital signal is recorded too loudly?
Answer: • Digital clipping
Question:* What does LFO stand for?
Answer: • Low Frequency Oscillator
Question:* How many volts is Phantom Power?
Answer: • 48
Question:* Localizing a sound in within the perceived left-right stereo field requires the technique known as:
Answer: • panning.
Question:* Which of the following mp3 file compression rates yields the best audio fidelity:
Answer: • 320 mbps
Question:* to hear only the output of a single track in a multichannel mix, you would use
Answer: • solo
Question:* The standard sample rate specification for CD quality audio is:
Answer: • 44.1 kHz
Question:* DAW stands for
Answer: • Digital Audio Workstation
Question:* Which two instruments should you keep in mono in order to add more punch and focus to a Rock/Pop mix?
Answer: • Bass and Kick Drums
Question:* To remove a single unwanted frequency from a digital audio signal, you would use:
Answer: • A notch filter
Question:* What bit depth of digital audio file is better for Audio processing ?
Answer: • 24 bit
Question:* A type of microphone requiring phantom power is a:
Answer: • condenser microphone
Question:* The standard soundfile specification for CD quality audio is:
Answer: • 16-bit, 44.1 kHz sampling rate.
Question:* The signal processing plug-in used to reduce excess vocal siblance is called a:
Answer: • De-esser
Question:* Imagine that you are a voiceover actor/actress. What is the best way to achieve professional sound quality for your vocal performance?
Answer: • Arrange microphones and set other equipment levels correctly so that the sound at the beginning of the recording chain is optimum.
Question:* To avoid digital clipping on a multitrack mix you would:
Answer: • Do all of these
Question:* In order to create the illusion that a passage of ADR dialogue recorded dry in a studio was actually recorded on location, you would mix in a small amount of:
Answer: • Location-recorded room tone
Question:* When using a compressor, the ratio setting (such as 4:1 or 2:1) will control
Answer: • the amount of gain reduction applied when the input exceeds the threshold. The higher the ratio, the more compression is applied.
Question:* In order to eliminate or minimize clicks between soundfile edits, you should try to place your edits on:
Answer: • A zero crossing point of the sound waves
Question:* In the majority of music recording situations, what is the most critical step in the recording chain.
Answer: • Microphone placement
Question:* Which of the following combinations of digital recording bit resolution and sampling rate will yield the best audio quality?
Answer: • 24 bit and 96 kHz
Question:* When using a parametric equalizer, the Q setting determines
Answer: • the width of the frequency band
Question:* Which of the following is a widely used DAW by engineers today?
Answer: • (all of these)
Question:* A Cardioid microphone pick up patterns are most sensitive to sound produced on
Answer: • the front side of the microphone
Question:* When recording, in order to minimize distortion caused by digital clipping, and to maintain consistent signal gain, it is best to use:
Answer: • an outboard compressor between the microphone signal and your audio interface.
Question:* What is the correct voltage on Phantom Power?
Answer: • 48 V
Question:* Comping is
Answer: • editing multiple takes of a performance into a single take.
Question:* Parallel Compression is achieved by:
Answer: • mixing an unprocessed 'dry', or lightly compressed signal with a heavily compressed version of the same signal.
Question:* Low-level broadband noise is added to the signal of a 24-bit soundfile when:
Answer: • Dithering down the soundfile to 16-bit resolution
Question:* A limiter can be defined as
Answer: • a compressor with a ratio that is 10:1 or higher
Question:* Which is not a polar pattern?
Answer: • Megacardioid
Question:* To automatically vary the level of background music that accompanies a voice over track you would:
Answer: • Apply auto-ducking to the background music track based on signal input from the voice over track
Question:* A client wants you to correct a song she recently recorded, saying the sound was too "boomy". If you were to EQ the song, which of these frequencies would you most likely decrease to correct this?
Answer: • 200 Hz
Question:* Near-field speakers should be placed so that the tweeters are
Answer: • at ear level.
Question:* When preparing a 24 bit digital audio soundfile for audio CD production, you will need to:
Answer: • Use dithering, while reducing bit resolution to 16 bits
Question:* The term for sounds resulting from the pronunciation of "P" and "B" letters in voice recording is
Answer: • Plosives
Question:* Using a sampling rate of 11 kHz when digitally recording a sound with a lot of high-frequency content can result in unwanted artifacts known as:
Answer: • Aliasing
Question:* Any inaccuracies of a sampling frequency into and back out of the digital domain from the analog domain is referred to as:
Answer: • jitter
Question:* The digital signal processing technique for creating the most realistic sounding artificial reverberation, using impulse responses recorded in actual spaces, is known as:
Answer: • Convolution
Question:* A Bandpass filter:
Answer: • attenuates frequencies outside of its specified range.
Question:* A single MIDI link can carry up to
Answer: • 16 channels of information
Question:* Imagine receiving a vocal audio file. Each time the vocalist stops talking, you hear an air conditioner running. What is the best way to eliminate the noise from those pauses?
Answer: • Use track automation and mute the sections with the noisy a/c.
Question:* When Proximity effect occurs, which frequencies appear louder?
Answer: • Lows
Question:* Approximately how much hard disk storage space is required to hold a one-hour 16 bit, 44.1 kHz stereo raw soundfile?
Answer: • 620 MB
Question:* To bring the loudest part of a piece of audio to a specified value, without changing its relative dynamics, you would use:
Answer: • Peak Normalization
Question:* To reduce muddiness and increase bass definition when mixing a pop or rock song, it is usually a good idea to
Answer: • apply a HPF to all tracks where the bass information is not fundamental to the tone
Question:* Which of the following combinations of digital recording bit resolution and sampling rate will yield the worst audio quality?
Answer: • 16-bit, 1 kHz sampling rate
Question:* A digital audio soundfile with a maximum dynamic range of 96 dB is:
Answer: • 16-bit resolution
Question:* Upon playback In a studio environment, bass frequency response tends to be weakest
Answer: • at the halfway point of a rectangular room.
Question:* The dynamic range of a 24 bit soundfile is approximately ______dB.
Answer: • 144
Question:* What type of dynamics processor adds gain to signals that fall below the threshold setting?
Answer: • Upward compressor
Question:* Approximately how much hard disk storage space is required to hold a thirty-minute, sixteen-track digital audio session recorded at 24 bit, 96 khz?
Answer: • 8.1 GB
Question:* Approximately how much hard disk storage space is required to hold a fifteen-minute, eight-track digital audio session recorded at 24 bit, 192 khz?
Answer: • 4 GB
Question:* For an mp3 file, "128 kbps" compression stands for:
Answer: • 128 kilobits per second
Question:* From the choices below, what is the minimum sampling rate you need to use to record and perfectly reproduce a frequency of 14000 Hz?
Answer: • 32000
Question:* The reverberation time of a signal is:
Answer: • The amount of time required for a signal to decay by 60 dB
Question:* When using a noise reduction plug-in to reduce unwanted background hiss, you would increase which plug-in parameter in order to minimize unwanted digital "bubbling" artifacts?
Answer: • Smoothing
Question:* The electrically induced artifact in a digital audio signal, whereby the mean amplitude of the signal is above zero, and which can lead to audible distortion is known as:
Answer: • DC offset
No comments:
Post a Comment