Unity3D MCQs

Our experts have gathered these Unity3D MCQs through research, and we hope that you will be able to see how much knowledge base you have for the subject of Unity3D by answering these multiple-choice questions.
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Unity has a complex and powerful __ for creating and combining particles to give you all sorts of special effects?

A. Framework

B. System

C. Script

D. All of the above

The UI system allows you to create ____ fast and intuitively. This is an introduction to the major features of Unity's UI system?

A. user interfaces

B. audio interfaces

C. Users interfaces

D. All of the above

A. pan

B. orbit

C. zoom

D. play

You will see this system in other 2D elements that you work with in Unity, like _____ (GUI) elements?

A. Google User Interface

B. Graphical User Interface

C. Good User Interface

D. All of the above

Using the following code, How to disable keyboard input when user is typing?

A. void Update () { if ((Input.GetButtonUp("M"))){ GameObject go = EventSystem.current.currentSelectedGameObject; InputField inputField = null; //creating dummy, null, InputField component if (go!= null) { inputField = go.GetComponent(); } if (inputField==null) {Globals.lockmouse = !Globals.lockmouse;} } }

B. public interface IBlah { UnityEvent thisEventHasToBeImplemented { get; } } public class Blah : IBlah { UnityEvent _event = new UnityEvent(); UnityEvent thisEventHasToBeImplemented { get { return _event; } } }

C. Both

D. None of the above

Accessing users data from Google play game services in Unity?

A. PlayGamesPlatform.Instance.RealTime.GetSelf().Displayname

B. PlayGames.Instance.RealTime.GetSelf().Displayname

C. PlayGames.Instance.RealTime.GetSelf().Displayname.GetBlank()

D. All of the above

How to play audio while animation in unity 3D?

A. Can use AnimationEvents to call a function at a specific frame in an animation it can be playing an audio or anything else.

B. Played around with the animator and this functionality does exist. You just have to click on a state in the animator, and arrange the transitions in the inspector in the order you want to prioritize them.

C. Can use AudioEvents to call a function at a specific frame in an animation it can be playing an audio or anything else.

D. Stop around with the animator and this functionality does exist. You just have to click on a state in the animator, and arrange the transitions in the inspector in the order you want to prioritize them.

An audio clip named __ to be played upon collection of a cell by the player, in the Book Assets | Sounds folder?

A. cell_collected

B. hud_charge

C. power_cell

D. All of the above

Colliders interact with each other differently depending on how their Rigidbody components are configured. Following important configurations are?

A. The Kinematic Rigidbody Collider

B. The Rigidbody Collider

C. The Static Collider

D. All of the above

10:

The Unity NavMesh system consists of the following pieces?

A. Off-Mesh Link

B. NavMesh Obstacle

C. NavMesh Agent

D. NavMesh On

11:

Which of the following types of properties are supported in the animation system?

A. Float

B. Color

C. Vector2

D. Quaternion

E. All of the above

12:

The Min Distance and Max Distance values allow you to set a ____ range?

A. Object

B. Distance

C. Color

D. Light

13:

Choose a True statement for types of lighting of Pixel / Phong?

A. Lighting is computed per fragment by having the normals interpolated

B. Lighting is calculated in vertex shader for each normal and then interpolated

C. Lighting normal is uniform for each triangle

D. All of the above

14:

A Mesh Renderer must be present in order to draw surfaces onto the mesh of a 3D object. It is also in charge of the following?

A. How the mesh responds to lighting

B. Materials used on the surface to show color or textures

C. Both

D. None of the above

A. 10

B. 16

C. 25

D. 29

16:

The weight of the object in kilograms. Bear in mind that setting mass on a variety of different Rigidbodies will make them behave realistically. For example, a heavy object hitting a lighter object will cause the light object to be repelled further?

A. Mass

B. Drag

C. Angular Drag

D. Use Gravity

17:

The Audio Listener acts as a master switch to _____ sound in a scene?

A. Play

B. Enable

C. Load

D. Change

A. Walkable

B. Not Walkable

C. Jump

D. Not Jump

19:

How can set the animation speed using the following code?

A. public float animSpeed; public Animator anim; void Start() { animSpeed = 1.0f; anim.speed(animSpeed); } void SetAnimatorSpeed(float newSpeed) { anim.speed(newSpeed); }

B. public Events animSpeed; public Animator anim; void Start() { animSpeed = 1.0f; anim.speed(animSpeed); } void SetAnimatorSpeed(float newSpeed) { anim.speed(newSpeed); }

C. public Events animSpeed; public Myevent anim; void Start() { animSpeed = 1.0f; anim.speed(animSpeed); } void SetAnimatorSpeed(float newSpeed) { anim.speed(newSpeed); }

D. All of the above

20:

Play an audio clip using the following code statement?

A. public AudioClip gameClip; void Update() { if(StartingQuest) { playMusic(); } } void playMusic() { audio.clip = gameClip; audio.Play(); audio.volume = 1.0f; audio.loop = false; }

B. if(StartingQuest == true) audio.clip = intro; audio.Play(); if(QuestOne == true) audio.clip = firstQuest; audio.Play(); if(QuestOne_done == true){ audio.clip = Getting_sword; audio.Play(); }

C. Both

D. None of the above

21:

Selecting the root node allows us to establish correspondence between _____ clips for a generic model?

A. Animation

B. Audio

C. Component

D. Video

22:

How we can Unity game window size?

A. Go to Add > Project Settings > Player 2 - Change the default Width & Height 3 - Go to the game view drop-down menu (like you did before) and change it to the custom size.

B. Go to View > Project Settings > Player 2 - Change the default Width & Height 3 - Go to the game view drop-down menu (like you did before) and change it to the custom size.

C. Go to Edit > Project Settings > Player 2 - Change the default Width & Height 3 - Go to the game view drop-down menu (like you did before) and change it to the custom size.

D. All of the above

23:

Unity’s networking has a “high-level” __ API?

A. Scripting

B. Language

C. Tool

D. SDK

24:

Which of the following can not be used to find GameObject(s)?

A. myObjects = GameObject.FindGameObjectsWithTag(“Sample”);

B. myObject = GameObject.FindWithTag(“Sample”);

C. myObject = GameObject.FindWithName(“Sample”);

D. myObject = GameObject.Find(“Sample");

25:

Two public member variables of data type AudioClip, for allowing sound clip drag-and-drop assignment in the Inspector panel?

A. doorIsOpen

B. doorTimer

C. doorOpenTime

D. doorOpenSound/doorShutSound

26:

Normal maps are a means of creating virtual geometry for _____ calculations?

A. Shader

B. Rendering

C. Lighting

D. Polygons

27:

The asset selector is one way to load images, animation clips, and sound clips into components, shaders, or other parameters in your?

A. Polygons

B. Scene

C. Vertex

D. Module

28:

UnityScript, a language designed specifically for use with Unity and?

A. Modelled

B. 3D

C. SVG

D. Vector

29:

The real-time shadows blend into the lightmap shadows ___ meters out from the Main Camera ?

A. 20

B. 35

C. 40

D. 45

30:

Which function is called for each object in the scene at the time when the scene loads?

A. void Init() { .. }

B. void Awake() { .. }

C. void Wake() { ..}

D. void Start() { .. }

31:

Unity uses a multiplier on the alpha channel maps to brighten the?

A. Materials

B. Shader

C. Scene

D. Polygons

A. Wrap Mode

B. Store Mode

C. Original Mode

D. All of the above

33:

Now that our scene is prepared—note that the Terrain object itself is marked as static by default—we are ready to bake! At the bottom of the Lightmapping panel, there are buttons?

A. Clear—This option deletes any currently stored lightmaps, allowing you to see only dynamic lighting

B. Clear—This option deletes any currently stored lightmaps, allowing you to see only dynamic lighting

C. Bake—This option bakes the entire scene.

D. All of the above

34:

How do determine the priority in which animation transitions happen?

A. Stop around with the animator and this functionality does exist. You just have to click on a state in the animator, and arrange the transitions in the inspector in the order you want to prioritize them. The top most transition will have the highest priority.

B. Stop around with the animator and this functionality does exist. You just have to click on a state in the animator, and arrange the transitions in the inspector in the order you want to prioritize them. The top most transition will have the highest priority.

C. Played around with the animator and this functionality does exist. You just have to click on a state in the animator, and arrange the transitions in the inspector in the order you want to prioritize them. The top most transition will have the highest priority.

D. All of the above

35:

The Unity GUI consists of a GUI and GUI ?

A. Skin, Styles

B. Animation, Materials

C. Styles, Raycaster

D. Text, stylesheet

36:

Using the following code you can Assign material to second material slot?

A. CurMaterial = LightObject.GetComponent().materials; CurMaterial[1] = LightOnMat;

B. LightObject.GetComponent().materials[1] = LightOnMat;

C. CurMaterial[1] = LightOnMat; LightObject.GetComponent().materials[1] = LightOnMat;

D. All of the above

37:

GUI texture and GUI text objects can be draw-ordered, using their ____ position in the Inspector?

A. Top

B. XY

C. Z

D. Left

38:

Unity supports the file types of __ and Blender by converting them internally into FBX format?

A. 3ds Max

B. Maya

C. C4D

D. All of the above

39:

Most of the Renderer components in Unity contain Light Probes. There are following options for Light Probes?

A. On

B. Off

C. Blend Probes

D. Use Proxy Volume

40:

The curve’s _-axis represents normalized time and always ranges between ___ (corresponding to the beginning and the end of the animation clip respectively, regardless of its duration)?

A. X

B. Y

C. 0.0 and 1.0

D. 0.1 and 1.0

41:

Using the following code you will Play Animation A after Animation B ends?

A. gameObject.animation.Play("Once"); AnimationPlayed = true; if (AnimationPlayed && !gameObject.animation.isPlaying("Once"){

B. gameObject.animation.Play("Loop"); AnimationPlayed = false; }

C. addObject.animation.Play("Once"); AnimationPlayed = true;

D. All of the above

42:

Which of the following pair can be used to create and remove a game object?

A. Application.Instantiate(gameObject), Application.Destroy

B. Instantiate(gameObject), Destroy (gameObject);

C. GUI.Instantiate(gameObject), GUI.Destroy (gameObject);

D. gameObject.Instantiate(), gameObject.Destroy ();

43:

Lighting: In 3D, basic, non-GI is performed on a per _____ basis?

A. Vertex

B. Invert

C. GUI

D. Angle

44:

Choose a correct syntax code to define a Internal reference to all listeners for notifications, adding a Dictionary of Listeners to the NotificationsManager?

A. public class NotificationsManager: MonoBehaviour { private Dictionary> Listeners = new Dictionary(); }

B. public class NotificationsManager: MonoBehaviour { private Dictionary Listeners = new Dictionary>(); }

C. public class NotificationsManager: MonoBehaviour { private Dictionary> Listeners = new Dictionary>(); }

D. public class NotificationsManager: MonoBehaviour { private Dictionary> Listeners = new Dictionary>(); }

45:

A Rigidbody is the main component that enables physical behaviour for a ___. With a Rigidbody attached, the object will immediately respond to gravity?

A. ClassObject

B. GameObject

C. Collider Component

D. Physics

46:

____ are a common concept to all 3D applications, as they provide the means to set the visual appearance of a 3D model. From basic colors to reflective image-based surfaces?

A. Physics

B. Navigation

C. Materials

D. Audio

47:

This option deletes any currently stored lightmaps, allowing you to see only dynamic lighting and the original lightness of an object's materials and textures?

A. Clear

B. Bake Selected

C. Bake

D. All of the above

48:

The collider can be resized via the Radius property but cannot be scaled along the __ independently?

A. x

B. y

C. z

D. xyz

E. three axes

A. fPController.GetComponent(CharacterMotor).display = true; fPController.GetComponent(FPAdventurerInputController).display = true; fPController.GetComponent(MouseLookRestricted).display = true; fPCamera.GetComponent(MouseLookRestricted). display = true; fPController.GetComponent(CharacterMotor).enabled = 1;

B. fPController.GetComponent(CharacterMotor).display = true; fPController.GetComponent(FPAdventurerInputController).display = true; fPController.GetComponent(MouseLookRestricted).display = true; fPCamera.GetComponent(MouseLookRestricted). display = true; fPController.GetComponent(CharacterMotor).enabled = 1;

C. fPController.GetComponent(CharacterMotor).display = true; fPController.GetComponent(FPAdventurerInputController).display = true; fPController.GetComponent(MouseLookRestricted).display = true; fPCamera.GetComponent(MouseLookRestricted). display = true; fPController.GetComponent(CharacterMotor).enabled = 1;

D. fPController.GetComponent(CharacterMotor).unblock = true; fPController.GetComponent(FPAdventurerInputController).unblock = true; fPController.GetComponent(MouseLookRestricted).unblock = true; fPCamera.GetComponent(MouseLookRestricted).unblock = true;

A. void Update() { timer -= Time.deltaTime; if(timer > .0f) return; AxisEventData ad = new AxisEventData(EventSystem.current); if(!Controls.Up()) ad.moveDir = MoveDirection.Up; else if(Controls.Down()) ad.moveDir = MoveDirection.Down; else if(Controls.Left()) ad.moveDir = MoveDirection.Left; else if(Controls.Right()) ad.moveDir = MoveDirection.Right; else return; ExecuteEvents.Execute(EventSystem.current.currentSelectedGameObject, ad, ExecuteEvents.moveHandler); timer = cooldown; }

B. void Update() { timer -= Time.deltaTime; if(timer > .0f) return; AxisEventData ad = new AxisEventData(EventSystem.current); if(Controls.Up()) ad.moveDir = MoveDirection.Up; else if(Controls.Down()) ad.moveDir = MoveDirection.Down; else if(Controls.Left()) ad.moveDir = MoveDirection.Left; else if(Controls.Right()) ad.moveDir = MoveDirection.Right; else return; ExecuteEvents.Execute(EventSystem.current.currentSelectedGameObject, ad, ExecuteEvents.moveHandler); timer = cooldown; }

C. void Update() { time -= Time.deltaTime; if(timer > .0f) return; AxisEventData ad = new AxisEventData(EventSystem.current); if(!Controls.Up()) ad.moveDir = MoveDirection.Up; else if(Controls.Down()) ad.moveDir = MoveDirection.Down; else if(Controls.Left()) ad.moveDir = MoveDirection.Left; else if(Controls.Right()) ad.moveDir = MoveDirection.Right; else return; ExecuteEvents.Execute(EventSystem.current.currentSelectedGameObject, ad, ExecuteEvents.moveHandler); timer = cooldown; }

D. None of the above

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