Q1: write a function that swaps two numbers, and two pointers.
Q2: write a function that returns the height of a binary tree.
Q3: pick a system and draw a diagram of the actors and the data being passed between them, including external/internal factors that can affect the actors/data.

Question

Q1:  write a function that swaps two numbers, and two pointers.
Q2:  write a function that returns the height of a binary tree.
Q3: pick a system and draw a diagram of the actors and the data being passed between them, including external/internal factors that can affect the actors/data.

Rafael

Rafael interview question

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