Project 26: Marble Maze

Question 1/12: Which of these statements are true?

Hint: If you're not sure, try looking at or running your code. Click to show.

• Option 1: Bitmasks can be combined using |.

  This operator is called "bitwise or" and it combines two numbers together.

• Option 2: All physics bodies must be attached to a SpriteKit node.

  The node property is optional because the node might have been destroyed after a collision started.

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