CIS1068
FIVE MINUTE TEST #5
March 16, 2010


(10)    1. Declare an integer array x with these 3 rows and 2 columns and store the value
	   7 in the second column of the third row. Think carefully about what you are doing.







(5) 	 2. What is wrong in the code
		public class Moo {
		    private int x;
		    public static void main(String[] args) {
			x = 5;
		    }







(10)     3. What is printed out by the following code
		public static void foo(int[] a, int b, int c) {
		    int temp = a[b];
		    a[b] = a[c];
		    a[c] = temp;
		}
		int[] j = {1,2,3};
		foo(j, 1, 2);
		System.out.println(j[1]);


(15)	4. Write the method 
		public static int linear(int[] a, int who)
	   which given as actual parameter an array a of ints and
	   an integer who returns the position of who, or -1 if
	   not there.