2D Game Development Engine 5

Question 1

What is frame-based sprite animation?

Accepted Answer

Cycling through a sequence of sprite images over time

Answer

Rendering 3D meshes

Answer

Computing physics integrals

Answer

Streaming network data

Question 2

What does an animation state machine help manage in a 2D engine?

Accepted Answer

Transitions between animation states like idle, run, and jump

Answer

GPU memory allocation

Answer

File compression

Answer

Network latency

Question 3

What is skeletal (bone-based) 2D animation an alternative to?

Accepted Answer

Frame-by-frame sprite sheet animation

Answer

Audio mixing

Answer

Texture compression

Answer

Collision detection

Question 4

In an engine's audio system, what does a 'mixer' or audio bus typically allow?

Accepted Answer

Grouping and adjusting volume of sound categories

Answer

Rendering sprites

Answer

Detecting collisions

Answer

Loading tilemaps

Question 5

What is tweening (interpolation) used for in a 2D engine?

Accepted Answer

Smoothly animating a value between start and end over time

Answer

Compiling shaders

Answer

Compressing save files

Answer

Partitioning space

Question 6

What does an easing function control in animation?

Accepted Answer

The rate of change of a tween over time

Answer

The sprite's texture

Answer

The collision shape

Answer

The audio sample rate

Question 7

Why is a particle system included in many 2D engines?

Accepted Answer

To efficiently render many small sprites for effects like fire or smoke

Answer

To handle player input

Answer

To store high scores

Answer

To manage scene loading