Question 1

Nagra
A)audio recorder for play back
B)music notation
C)graphic equalizer
D)none of the above

Accepted Answer

Nagra is a brand known for its high-quality audio recorders used in various fields, including film and broadcasting, to record and play back audio.

Question 2

Sound Intensity
A)sound power per unit area
B)recording standard
C)high volume
D)none of the above

Accepted Answer

Sound intensity is defined as the sound power per unit area, which is a measure of the energy flow of sound waves through a surface.

Question 3

Hz stands for
A)short for hertz
B)brand name of audio equipment
C)number of recording console
D)none of the above

Accepted Answer

Hz is an abbreviation for hertz, which is the unit of frequency in the International System of Units (SI) and is defined as one cycle per second.

Question 4

Ultrasonic
A)audio frequencies which are too high to be heard by humans
B)audio frequencies which are too low to be heard by humans
C)audio frequencies which are compatible to natural sound
D)none of the above

Accepted Answer

Ultrasonic refers to sound waves that have a frequency higher than the upper audible limit of human hearing, which is typically around 20 kHz. These frequencies are too high to be heard by humans.

Question 5

graphic EQ
A)graphic equalizer
B)graphic design
C)graphical picture of sound wave
D)none of the above

Accepted Answer

A graphic equalizer is a type of equalizer that allows users to adjust the balance between frequency components of an audio signal, typically represented graphically.

Question 6

Surround sound
A)multi-channel audio playback systems
B)sound from surroundings
C)back ground music
D)none of the above

Accepted Answer

Surround sound refers to multi-channel audio playback systems designed to envelop the listener by having sound come from multiple directions.

Question 7

MP3
A)encoding format
B)editing console
C)audio system
D)none of the above

Accepted Answer

MP3 is an encoding format used for compressing and encoding audio to reduce file size while preserving sound quality.

Question 8

Audio file formats
A) (mpeg-3)
B) (tiff)
C) (jpeg)
D) (gif)

Accepted Answer

A) MPEG-3 is not a standard format; the correct audio format is MP3, which is part of the MPEG audio layer. B), C), and D) are all primarily associated with image file formats, not audio.

Question 9

Plug-ins
A)accessory downloads to improve the functionality
B)audio cable
C)vg connector
D)none of the above

Accepted Answer

Plug-ins are software components that add specific features to an existing computer program, enhancing or extending its functionality. They are often used in web browsers to add new features such as video playback, ad blocking, or file downloading capabilities.

Question 10

Microphone
A)converts sound to an electric signal
B)smallest phone
C)smart phone
D)none of the above

Accepted Answer

Microphones are devices designed to convert sound waves into electrical signals, which can then be amplified, recorded, or transmitted.

Question 11

Sound is transmitted through gases, plasma, and liquids as.
A)longitudinal waves
B)mechanical waves
C)light waves
D)none of the above

Accepted Answer

Sound is transmitted through gases, plasma, and liquids as longitudinal waves, where the particle displacement is parallel to the direction of wave propagation.

Question 12

Sound cannot travel through a
A)vacuum
B)medium
C)gas
D)plasma

Accepted Answer

Sound requires a medium (solid, liquid, or gas) to travel through because it is a mechanical wave that moves by vibrating particles. In a vacuum, there are no particles to vibrate, so sound cannot propagate.

Question 13

The matter that supports the sound is called the ------------------
A)vacuu
B)medium
C)equipment
D)signal

Accepted Answer

The answer of The matter that supports the sound is...

Question 14

Radio is categorized as a ------------- media
A)mass media
B)visual media
C)print media
D)none of the above

Accepted Answer

Radio is considered a form of mass media because it reaches a large audience simultaneously through the broadcast of audio content.

Question 15

The microphone that picks up sound from both sides is called
A)omni directional
B)bi directional
C)shot gun
D)lapel

Accepted Answer

Bi-directional microphones are designed to pick up sound from two opposite directions, making them ideal for capturing audio from both sides.

Question 16

Human hearing dynamic range is
A)140db
B)500db
C)250db
D)1000db

Accepted Answer

Human hearing has a dynamic range of approximately 140 dB, which is the range between the quietest sound humans can hear and the loudest sound that does not cause pain or immediate hearing damage.

Question 17

A decibel is one tenth of a ----------------
A)bel
B)hz
C)bi
D)byte

Accepted Answer

A decibel is one tenth of a bel, a unit of measurement for sound intensity.

Question 18

FM radio
A)frequency modulation
B)frequent media
C)frequency meter
D)none of the above

Accepted Answer

FM radio stands for Frequency Modulation radio, which refers to the modulation technique used to encode information in the frequency of a carrier wave.

Question 19

Audio console
A)audio mixing
B)non linear editing
C)broadcasting
D)none of the above

Accepted Answer

An audio console is primarily used for audio mixing, which involves adjusting audio signals' levels, tones, and dynamics.

Question 20

Video program is often structured for a ___________ audience format
A)passive
B)active
C)restrictive
D)none of the above

Accepted Answer

The answer of Video program is often structured for a...

Quiz 1: Sound and Media Technology: Exploring Nagra, Surround Sound, Plug-Ins, and More

Nagra

Sound Intensity

Hz stands for

Ultrasonic

graphic EQ

Surround sound

MP3

Audio file formats

Plug-ins

Microphone

Sound is transmitted through gases, plasma, and liquids as.

Sound cannot travel through a

The matter that supports the sound is called the ------------------

Radio is categorized as a ------------- media

The microphone that picks up sound from both sides is called

Human hearing dynamic range is

A decibel is one tenth of a ----------------

FM radio

Audio console

Video program is often structured for a ___________ audience format