Why Unity is the leading game engine - Test Your Understanding

Practice - 5 Tasks

1fill in blank

easy

Complete the code to print the Unity version.

Unity

Debug.Log("Unity version: " + Application.[1]);

Drag options to blanks, or click blank then click option'

AdataPath

Bplatform

CunityVersion

DproductName

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'platform' instead of 'unityVersion' returns the platform name, not version.

Using 'dataPath' returns the data folder path, not version.

The Application.unityVersion property returns the Unity version as a string.

2fill in blank

medium

Complete the code to create a new GameObject named "Player".

Unity

GameObject [1] = new GameObject("Player");

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AplayerObject

Bplayer

CPlayer

DnewPlayer

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'Player' as variable name can confuse with class name.

Using 'newPlayer' is valid but less common.

Variable names should start with a lowercase letter by convention. player is a good choice.

3fill in blank

hard

Fix the error in the code to add a Rigidbody component to a GameObject.

Unity

Rigidbody rb = gameObject.[1]<Rigidbody>();

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AAddComponent

BGetComponent

CRemoveComponent

DFindComponent

Attempts:

3 left

💡 Hint

Common Mistakes

Using GetComponent returns existing component, does not add new.

RemoveComponent is not a valid method.

AddComponent<T>() adds a new component of type T to the GameObject.

4fill in blank

hard

Complete the code to check if the player pressed the space key and print a message.

Unity

if (Input.[1](KeyCode.Space)) {
    Debug.Log("Space key pressed!");
}

Drag options to blanks, or click blank then click option'

AGetKeyDown

BGetKeyUp

CGetKey

DIsKeyPressed

Attempts:

3 left

💡 Hint

Common Mistakes

Using GetKey returns true while key is held down, not just pressed once.

GetKeyUp detects key release, not press.

Input.GetKeyDown(KeyCode.Space) returns true only on the frame the space key is pressed.

5fill in blank

hard

Fill all three blanks to create a dictionary of player scores with condition.

Unity

var highScores = new Dictionary<string, int> {
    {"Alice", 90},
    {"Bob", 75},
    {"Charlie", 85}
}.Where(kv => kv.Value [1] [2]).ToDictionary(kv => kv.Key, kv => kv.Value [3] 5);

Drag options to blanks, or click blank then click option'

A>

B80

C+

D<

Attempts:

3 left

💡 Hint

Common Mistakes

Using '<' filters scores below threshold, not above.

Using '-' instead of '+' decreases scores.

This code filters scores greater than 80 and adds 5 to each score in the new dictionary.