Unity Flash Cards - Dala

Question 1

fly through mode

Answer 1

right-clicking and using the keyboard controls (ie. q, w, e, a, s, d) to move through the scene.

Question 2

perspective view

Answer 2

objects seen in real-life view; things that are farther away will appear smaller and vise versa for things that are closer.

Question 3

orthogonal view

Answer 3

objects seen on a 2-dimensional plane; objects that are the same size look that way.

Question 4

transform component

Answer 4

component that decides the position, rotation, and scale of every object.

Question 5

surface snapping

Answer 5

Ctrl + shift- used to position one object to a surface.

Question 6

vertex snapping

Answer 6

V- used to position one object to a specific vertex.

Question 7

left-handed coordinate system

Answer 7

uses different axes as opposed to the right-hand coordinate system. 90% there to confuse you.

Question 8

vertices

Answer 8

points

Question 9

edges

Answer 9

joins together vertices

Question 10

faces

Answer 10

different vertices and edges together into a surface.

Question 11

unity unit

Answer 11

~1 meter

Question 12

Euler angles

Answer 12

angles used to measure rotation

Question 13

primitives(3D)

Answer 13

default shapes in unity

Question 14

keyboard shortcut used to rename a GameObject

Answer 14

F2

Question 15

shaders

Answer 15

scripts to determine which colors to which pixels

Question 16

materials

Answer 16

defines how a surface is rendered/drawn onscreen

Question 17

textures

Answer 17

an image

Question 18

Start()

Answer 18

method for initialization in Unity

Question 19

MonoBehavior class

Answer 19

base class for accessing c# scripts

Question 20

variable

Answer 20

allow you to store/retrieve information from computer memory

Question 21

implicit conversion

Answer 21

conversion is done for you by the computer

Question 22

explicit conversion

Answer 22

requires a cast to work; isn’t done by the computer automatically

Question 23

concatenate

Answer 23

to add variables up into a string; joining strings together.

Question 24

class

Answer 24

a blueprint to define an object

Question 25

member variables

Answer 25

variables that belong to a class

Question 26

access modifier

Answer 26

keyword to determine what can access what

Question 27

encapsulation

Answer 27

keeps data safe from outside interference and misuse based off of the access modifier

Question 28

object

Answer 28

instance of a class

Question 29

method arguments

Answer 29

values passed into the method's parameters

Question 30

method parameters

Answer 30

variable passed into the method definition

Question 31

Inheritance

Answer 31

create an object from which other objects can inherit its values/methods

Question 32

Collider

Answer 32

define the shape of an object for collision purposes

Question 33

pseudocode

Answer 33

explaining an algorithm in plain human language

Question 34

localScale

Answer 34

used in the Transform component to modify scale

Question 35

Game Design Document (GDD)

Answer 35

descriptive document detailing the concept and assets of a video game,

Question 36

vector

Answer 36

geometric object represented on the coordinate system with a magnitude and direction

Question 37

scaling a vector (vector multiplication)

Answer 37

changing the size of a vector by multiplying it with a separate variable

Question 38

vector's magnitude

Answer 38

the length or distance of a vector

Question 39

unitary vector

Answer 39

magnitude of 1

Question 40

normalized vector

Answer 40

changing any vector into a unitary vector

Question 41

Vector class

Answer 41

class used to describe positions

Question 42

Update()

Answer 42

method executed in every frame of the game

Question 43

refactoring code

Answer 43

cleaning and organizing code

Question 44

speed formula

Answer 44

distance divided by time

Question 45

distance formula

Answer 45

speed multiplied by time

Question 46

time formula

Answer 46

distance divided by speed

Question 47

Time.deltaTime

Answer 47

makes the game's frame rate independent from the computer it runs on

Question 48

Transform.Rotate

Answer 48

determines how an object rotates in-game

Question 49

Prefab

Answer 49

set properties to an object that can be added to multiple instances

Question 50

ternary operator

Answer 50

shorter form of a decision statement; consists of three parts and the character '?' returns a true or false

Question 51

Input (Unity class)

Answer 51

provides API to access the input manager

Question 52

Horizontal Axis (Input Manager)

Answer 52

moves the player about the x axis

Question 53

Vertical Axis (Input Manager)

Answer 53

moves the player about the z axis

Question 54

Input.GetAxis()

Answer 54

method which returns a value based on the key pressed

Question 55

Rigidbody class

Answer 55

forces your game object to obey the laws of PHYSICS

Question 56

C# Generics

Answer 56

classes or methods where the data type can be used as a parameter

Question 57

GetComponent

Answer 57

access a game object component

Question 58

FixedUpdate()

Answer 58

used instead of Update() when using the Rigidbody class

Question 59

Rigidbody.AddForce()

Answer 59

method that applies force to the RigidBody

Question 60

Collider class (component)

Answer 60

used for collision detection; adjusted from the inspector

Question 61

Physics.Raycast()

Answer 61

Searches for a collider and returns a true/false value.

Question 62

Static objects

Answer 62

objects that won't move

Question 63

Kinematic objects

Answer 63

the object is moving and doesn't respond to forces; accessed from the transform component

Question 64

Trigger objects

Answer 64

game objects that play an event when you collide with it

Question 65

OnTriggerEnter(Collider other)

Answer 65

called when the trigger encounters another collider

Question 66

Awake()

Answer 66

monobehavior method that happens in the initialization before the Start()

Question 67

Static variables

Answer 67

variable that exists on a class level using the "static" keyword

Question 68

SceneManager class

Answer 68

class that handles the scene management at runtime

Question 69

HUD (heads up display) manager

Answer 69

2D text display for the user

Question 70

Text class

Answer 70

class used to draw font on the screen

Question 71

FindObjectOfType()

Answer 71

method that returns an object of the specified type

Question 72

Physics materials

Answer 72

changes how an object responds based off of real life forces (friction, bounciness)

Question 73

Camera.main

Answer 73

defaults to the first camera with the "Main Camera" tag