Unit 3 - Audio

Quiz

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Foundational

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+60 XP

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10m

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Unity Technologies

This quiz will assess the knowledge and skills you gained over the course of this Unit 3 on Audio.

Languages available:

Question 1

Which of the following audio formats does Unity support?
Select all correct answers.

Select all correct answers

AIFF

Ogg

WAV

MP3

Question 2

In a scene, you want an audio effect to play as soon as the player walks through a door. You’ve set up a trigger for this to happen, but as soon as you press play to test the experience, the audio plays even though the player is nowhere near the door. What might be the cause of this issue? Select one answer.

Select only one

The Audio Source must be attached to the collider itself.

The audio clip is set to loop.

The collider isn’t set to OnTrigger.

Play on Awake is enabled on the Audio Source.

Question 3

Which of the following assets is an audio clip?

Select only one

cavestep5

Chrome

Footstep

JumpStart

Question 4

True or false: The audio clip attached to this Audio Source will repeat over and over again.

Select only one

True

False

Question 5

What is the function of an Audio Source? Select one answer.

Select only one

It plays any 2D audio or 3D audio that is within its range.

It is the master audio file and can be edited and compressed to improve application optimization.

It is the audio reference added to a special effect volume, such as a reverb zone, and controls the properties of the effect.

It handles the basic properties of an audio clip, such as priority and volume, and plays the clip in the scene.

Question 6

What is an audio reverb zone in Unity?

Select only one

A region in a Unity scene where audio effects like echoes and reflections are applied to sound sources.

A component in Unity that adjusts the volume and pitch of Audio Sources.

A virtual area in Unity where multiple audio listeners can interact with each other.

A feature in Unity that simulates realistic lighting effects for Audio Sources.

Question 7

In a Unity scene, a moving sound source with the Doppler effect enabled emits a sound while approaching a stationary listener. How would the listener perceive the sound?

Select only one

The pitch of the sound would be higher.

The pitch of the sound would be lower.

The volume of the sound would decrease.

The volume of the sound would increase.

Question 8

Which of the following statements is true about the audio mixer shown below. Select all correct answers.

Select all correct answers

Every group has an Attenuation effect on it, meaning that each group’s volume will be increased by 10.0 dB.

The Master mixer’s Attenuation has been set to -8dB.

The Water group has a Distortion effect applied to it.

The Character group has a Lowpass effect applied to it

Question 9

You’ve added an Audio Source to your scene of a car alarm going off, and you set the min and max distance appropriately. However, when you test your scene you can hear the car alarm at a high volume even though you’re well out of range. What is most likely to have occurred? Select one answer.

Select only one

The volume rolloff was set to linear.

The priority of the Audio Source has been set to 1.

The Bypass Effects property has been set to True on the Audio Source.

The spatial blend hasn’t been set to 3D.

Question 10

How many audio listeners should be present in a Unity scene? Select one answer.

Select only one

As many as there are sound producing objects.

Two

One for each directly interactable object.

One

Submit answers

To calculate your score, submit your answers to the quiz. A passing score will mark this quiz complete.

Correct answers needed to pass

8/10

Retake allowed after

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