Chapter 12

1. What is SceneKit typically used for?

c) 3D games.

2. What is a view in a SpriteKit game called?

b) A sprite.

3. What unit of measurement do SceneKit and ARKit use?

c) Centimeters.

4. Which tracking mode tracks both device movement and rotation?

c) World Tracking.

5. What should you keep in mind when you prepare images for image tracking in ARKit?

c) The images should have sufficient features.

6. What does ARKit need to accurately track objects?

c) Surfaces with lots of textures.