Unity Flash Cards

Question 1

navigate the Scene View by flying around in first-person, similar to how you would navigate in many games

Answer 1

fly through mode

Question 2

gives a sense of depth

Answer 2

perspective view

Question 3

projected into a 2 dimensional plane

Answer 3

orthogonal view

Question 4

determines the Position, Rotation, and Scale of each object in the scene

Answer 4

transform component

Question 5

quickly snap the GameObject to the intersection of any Collider

Answer 5

surface snapping

Question 6

take any angular point from a given Mesh and place that angular point in the same position as any angular point from any other Mesh you choose

Answer 6

vertex snapping

Question 7

the positive x, y and z axis point right, up and forward, respectively

Answer 7

left-handed coordinate system

Question 8

the corner where the sides of three surfaces meet

Answer 8

vertices

Question 9

the area where two surfaces’ sides meet to make an angle

Answer 9

edges

Question 10

the surface of a shape like a cube

Answer 10

faces

Question 11

object types that can be created directly within Unity; placeholders

Answer 11

primitives (3D)

Question 12

rename

Answer 12

F2

Question 13

small scripts that contain the mathematical calculations and algorithms for calculating the colour of each pixel rendered, based on the lighting input and the Material configuration

Answer 13

Shaders

Question 14

definitions of how a surface should be rendered, including references to textures used, tilting information, colour tints and more

Answer 14

Materials

Question 15

bitmap images

Answer 15

Textures

Question 16

is used for initialization in Unity script/code

Answer 16

Start() method

Question 17

gives access to unity way of doing things/the base class from which every Unity script derives

Answer 17

MonoBehavior class

Question 18

an element, feature, or factor that is liable to vary or change

Answer 18

variable

Question 19

also known as coercion, is an automatic type conversion by the compiler

Answer 19

implicit conversion

Question 20

occurs when you use the CONVERT or CAST keywords explicitly in your query

Answer 20

explicit conversion

Question 21

The process of appending one string to the end of another string

Answer 21

concatenate

Question 22

a construct that enables you to create your own custom types by grouping together variables of other types, methods, and events. … It defines the data and behavior of a type

Answer 22

class

Question 23

is associated with a specific object, and accessible for all its methods

Answer 23

member variables

Question 24

are keywords in object-oriented languages that set the accessibility of classes, methods, and other members

Answer 24

access modifier

Question 25

an object's ability to hide data and behavior that are not necessary to its user enables a group of properties, methods, and other members to be considered a single unit or object

Answer 25

encapsulation

Question 26

``` a block of memory that has been allocated and configured according to the blueprint a class type variable, also called instance of the class ```

Answer 26

object

Question 27

the data you pass into a code block's parameters, the actual value of this variable that gets passed to function

Answer 27

method arguments

Question 28

the variable which is part of the method's signature (method declaration)

Answer 28

method parameters

Question 29

the ability to create a class from another class, the "parent" class, extending the functionality and state of the parent in the derived, or "child" class. It allows derived classes to overload methods from their parent class

Answer 29

Inheritance

Question 30

define the shape of an object for the purposes of physical collisions

Answer 30

Collider

Question 31

describing an algorithm in plain human language

Answer 31

pseudocode

Question 32

the scale of the transform relative to the parent

Answer 32

localScale

Question 33

This structure is used throughout Unity to pass 3D positions and directions around

Answer 33

vector

Question 34

multiplying a vector with a normal number

Answer 34

scaling a vector (vector multiplication)

Question 35

length of a vector

Answer 35

vector's magnitude

Question 36

when a vector has a magnitude of 1

Answer 36

unitary vector

Question 37

making any vector into a unitary vector

Answer 37

normalized vector

Question 38

a template class of sequence containers that arrange elements of a given type in a linear arrangement and allow fast random access to any element

Answer 38

Vector class

Question 39

anything that needs to be changed or adjusted regularly happens here; called every frame

Answer 39

Update() method

Question 40

cleaning or organizing your code

Answer 40

refactoring code

Question 41

is a highly descriptive living design document of the design for a video game

Answer 41

Game Design Document

Question 42

v = d / t ; d = v * t

Answer 42

speed, distance and time formulas

Question 43

the time passed since last frame

Answer 43

Time.deltaTime

Question 44

Applies a rotation of eulerAngles.z degrees around the z axis, eulerAngles degrees around the x axis, and eulerAngles.y degrees around the y axis (in that order)

Answer 44

Transform.Rotate

Question 45

a type of asset -- a reusable GameObject stored in Project View

Answer 45

Prefab

Question 46

an operator that takes three arguments. The first argument is a comparison argument, the second is the result upon a true comparison, and the third is the result upon a false comparison shortened way of writing an if-else statement

Answer 46

ternary operator

Question 47

Class that links actions to game controls

Answer 47

Input (Unity class)

Question 48

...

Answer 48

Horizontal Axis (Input Manager)

Question 49

...

Answer 49

Vertical Axis (Input Manager)

Question 50

Returns the value of the virtual axis identified by axisName

Answer 50

Input.GetAxis() method

Question 51

Control of an object's position through physics simulation

Answer 51

RigidBody class

Question 52

``` // The type is correctly inferred since it is defined in the function call. //In C# var obj = GetComponent(); ```

Answer 52

C# Generics

Question 53

Returns the component of Type type if the game object has one attached, null if it doesn't

Answer 53

GetComponent

Question 54

This function is called every fixed framerate frame, if the MonoBehaviour is enabled; should be used instead of Update when dealing with Rigidbody.

Answer 54

FixedUpdate() method

Question 55

Adds a force to the Rigidbody.

Answer 55

RigidBody.AddForce

Question 56

define the shape of an object for the purposes of physical collisions

Answer 56

Collider class (component)

Question 57

Casts a ray, from point origin, in direction d, of length maxDistance, against all colliders in the scene.

Answer 57

Physics.Raycast()

Question 58

is used to inform various different systems in Unity that the object will not move

Answer 58

Static objects

Question 59

Controls whether physics affects the rigidbody.

Answer 59

Kinematic objects

Question 60

The scripting system can detect when collisions occur and initiate actions using the OnCollisionEnter function

Answer 60

Trigger objects

Question 61

is called when the Collider other enters the trigger

Answer 61

OnTriggerEnter(Collider other) method

Question 62

is called when the script instance is being loaded; | used to initialize any variables or game state before the game starts

Answer 62

Awake() method

Question 63

lives on a level with the class template, not with the individual instances of a class. It is a single entity which is shared by all class instances.

Answer 63

Static Variables

Question 64

provides global properties and functionality that apply to all Scenes

Answer 64

SceneManager Class

Question 65

...

Answer 65

HUD (Heads Up Display) manager

Question 66

...

Answer 66

Text class

Question 67

...

Answer 67

FindObjectOfType() method