Recursion Post-test

What is returned as a result of the call mystery(4,6)?

• 2
• 3
• 4
• 1

Which of the following is the best definition of a recursive method?

• A method that iterates itself exactly 5 times.
• A method that invokes itself by name within the method.
• A method that will never iterate infinitely.
• A method that cannot be called more than once.

What is the returned value of recMethod(5)?

• 68
• 70
• 75
• 82

Will recursion(5) iterate infinitely? 

• Yes
• No

What is the returned value of digits(-24684)?

• 20
• 18
• 24
• 23

Will recursive(50) iterate infinitely?

• Yes
• No

Is this method recursive?

• yes
• no
• it depends on what n is

Is this method recursive?

• yes
• no
• it depends on what x is

Which of the following is/are recursive example(s) in the real world?

• Fibonacci Sequence
• Tower of Hanoi
• Factorials
• All of these