Classes In Unity

Question 1

The Game Manager

Answer 1

Game Manager.cs is the class that controls the overall flow of the game.
The Game Manager uses a design pattern called the Singleton

Question 2

What is a Singleton

Answer 2

The Singleton pattern is a way of ensuring that there is only ever one instance of a particular class in the game. 
Contains static variables that can accommodate unique and private instances of itself
A programming pattern that allows you to access a class script without using a GetComponent reference.

Question 3

A Singleton in Unity

Answer 3

A globally accessible class that exists in the scene, but only once. The idea that any other script can access the Singleton, allowing you to easily connect objects to important parts of the game, such as to the player or to other game systems

Question 4

What does the Game Manager do and contain

Answer 4

The Game Manager keeps track of what state the game is in, manages the menu/pause systems, records and stores information for various purposes (audio/video, settings, control bindings, game save data, etc) that it needs to exist over multiple levels

Question 5

What is a Callback function in Unity

Answer 5

A Callback function is a function passed into another function as an argument, which is then invoked inside the outer function to complete some kind of action.
Delegate provides a way to pass a method as argument to other methods.

Question 6

What is Delegate and events in Unity

Answer 6

Events in Unity are a special kind of multicast Delegate and, generally speaking, they work in the same way as regular delegates.
However, while delegates can be called by other scripts,
Event delegates can only be triggered from within their own class

Question 7

Which method in Game Object in Unity, calls a method on every MonoBehaviour in this game object or any of its children?

Answer 7

Broadcast Message

Question 8

Select the value for game objects.SetActive() in Unity, which will make the game objects inactive?

Answer 8

False