Consider the following method. What is the result of mystery(5)? (5 points)

public static int mystery(int n) { if (n >= 3) { return mystery(n 1) + 2; }

return n + 1; }

Question 1 options:

1)

2

2)

3

3)

4

4)

5

5)

9

Question 2 (5 points)

Consider the following method. What is the value of mystery(2)? (5 points)

public static void mystery(int n) { if(n >= 10) { System.out.print(n + " "); } else { mystery(n + 2); } }

Question 2 options:

1)

2

2)

8

3)

10

4)	2 4 6 8 10

5)	10 8 6 4 2

Question 3 (5 points)

Consider the following method. What is the value of recur("COMPUTER")? (5 points)

public static void recur(String str) { int len = str.length(); String temp = " ; if(len > 1) { temp = str.substring(1, len 1); recur(temp); } System.out.println(temp); }

Question 3 options:

1)

PU

2)

OMPUTE

3)	PU MPUT OMPUTE

4)	OMPUTE MPUT PU

5)	COMPUT OMPU MP

Question 4 (5 points)

Consider the following method. What is the value of recur("mouse", 3)? (5 points)

public static String recur(String str, int n) { if(n >= str.length()) { return str; }

return str + recur(str.substring(n), n); }

Question 4 options:

1)

se

2)

use

3)

mouse

4)

mousese

5)	mouseousee

Question 5 (10 points)

For the recursive method below, list the base case and the recursive statement, then show your work for solving a call to the recur() method using any parameter value 10 or greater. (10 points)

public static int recur(int n) { if(n < 3) { return 2; } else { return recur(n / 3) + 1; } }