Unity Unit 2 Quiz

If it says, "Hello there!" in the console, what was the code used to create that message?

• Debug("Hello there!")

• Debug.Log("Hello there!")

• Debug.Console("Hello there!")

• Debug.Log(Hello there!)

If you want to destroy an object when its health reaches 0, what code would be best in the blank below?

• health > 0

• health.0

• health < 1

• health<0

Which comment best describes the following code?

• If player collides with another object, destroy player

• If enemy collides with another object, destroy the object

• If player collides with a trigger, destroy trigger

• If player collides with another object, destroy the object

If you want to move the character up continuously as the player presses the up arrow, what code would be best in the two blanks below:

if (Input.________________(______________))

{

transform.Translate(Vector3.up);

}

• GetKey(KeyCode.UpArrow)

• GetKeyDown(UpArrow)

• GetKeyUp(KeyCode.Up)

• GetKeyHeld(Vector3.Up)

Read the documentation from the Unity Scripting API and the code below. Which of the following are possible values for the randomFloat and randomInt variables? public static float Range(float min, float max); public static int Range(int min, int max);

• randomFloat = 100.0f; randomInt = 0;

• randomFloat = 100.0f; randomInt = 100;

• randomFloat = 50.5f; randomInt = 100;

• randomFloat = 0.0f; randomInt = 50.5;

You are trying to randomly spawn objects from an array. However, when your game is running, you see in the console that there was an 'error at Assets/Scripts/SpawnManager.cs:5. IndexOutOfRangeException: Index was outside the bounds of the array.' Which line of code should you edit in order to resolve this problem and still retain the random object functionality?

• Line 2

• Line 3

• Line 4

• Line 5

If you have made changes to a prefab in the scene and you want to apply those changes to all prefabs, what should you click?

• The 'Create' drop-down at the top of the Hierarchy

• The 'Open' button at the top of the Inspector

• The 'Overrides' drop-down at the top of the Inspector

• The 'Add Component' button at the bottom of the Inspector

Read the documentation from the Unity Scripting API below. Which of the following is a correct use of the InvokeRepeating method?

• InvokeRepeating('Spawn, 0.5f, 1.0f')

• InvokeRepeating('Spawn', 0.5f, 1.0f)

• InvokeRepeating('Spawn', gameObject, 1.0f)

• InvokeRepeating(0.5f, 1.0f, 'Spawn')