Unity3D MCQs (Chapterwise Multiple Choice Questions)

What is a technique for optimizing Unity UI elements?

Group static UI elements on one canvas, and dynamic elements on a separate canvas

Position all canvas objects to the world origin

Group as many UI elements as possible onto only one canvas

Divide the screen into multiple canvas objects, each sized to a quarter of the screen size

Answer & Explanation

Correct Answer: Group static UI elements on one canvas, and dynamic elements on a separate canvas

Note: This Question is unanswered, help us to find answer for this one

For the OnTriggerEnter function to invoke successfully on a collision between two objects, at least one must have which two components?

A Collider and a MeshRenderer

A Collider and a MeshFilter

A Rigidbody and a Collider

A MeshRenderer and a MeshFilter

Answer & Explanation

Correct Answer: A Rigidbody and a Collider

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What does the Microphone class save captured audio data as?

An audio clip asset

An MP3 file

A WAV file

An OGG file

Answer & Explanation

Correct Answer: An audio clip asset

Note: This Question is unanswered, help us to find answer for this one

How does the Range C# attribute control the interaction behavior of numerical variables in the Object Inspector?

It restricts the variable value using a slider widget

It validates the variable values through a text box widget

It restricts the variable values using a color picker widget

It presents valid options in a drop down list

Answer & Explanation

Correct Answer: It restricts the variable value using a slider widget

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You are making a game where you need to execute your own functions in response to critical animation events for a rigged character. Specifically, there are two events you must handle: when an animation state is entered and when it is exited in the Animator graph. Which class may be used to invoke your code when those two events happen?

AnimatorClipInfo

StateMachineBehaviour

AnimationInfo

AnimatorUtility

Answer & Explanation

Correct Answer: StateMachineBehaviour

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How can you call methods in C# scripts from unityscript code?

Place both scripts into the Plugins or Standard Assets folders of the project

Place C# script in Plugins or Standard Assets folders and unityscript script in another folder

Place Unityscript script in Plugins or Standard Assets and C# script in another folder

None of the above

Answer & Explanation

Correct Answer: Place both scripts into the Plugins or Standard Assets folders of the project

Note: This Question is unanswered, help us to find answer for this one

The occlusion map of a material is often a grayscale image with pixels ranging between black and white. What does this map contribute to an object’s material?

White pixels reveal the detail map and black pixels reveal none

White pixels allow emission and black pixels allow none

White pixels receive shadows and black pixels receive none

White pixels receive full indirect illumination and black pixels receive none

Answer & Explanation

Correct Answer: White pixels receive full indirect illumination and black pixels receive none

Note: This Question is unanswered, help us to find answer for this one

Unity scenes may be saved entirely in the YAML format. Why might you do this?

To reduce scene file size

To externally parse a scene and its objects

To optimize scene loading and unloading

To improve platform compatibility

Answer & Explanation

Correct Answer: To externally parse a scene and its objects

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What does the Destroy function do?

It deactivates the specified game object immidiately

It deletes the specified game object after the current update loop

It deletes the specified game object when the application terminates

It deletes the specified game object immidaitely

Answer & Explanation

Correct Answer: It deletes the specified game object after the current update loop

Note: This Question is unanswered, help us to find answer for this one

Orthographic cameras remove which visual effect?

Gamma color space

Depth of field

Foreshortening

Bloom

Answer & Explanation

Correct Answer: Foreshortening

Note: This Question is unanswered, help us to find answer for this one

Unity3D Quick Quiz

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