Java OCA OCP Practice Question 175

Question

Given:

3. public class Main { 
4.   int x = 3; /*from w w  w. ja v  a  2s  .c  o m*/
5.   public static void main(String[] args) { 
6.     new Main().go1(); 
7.   } 
8.   void go1() { 
9.     int x; 
10.     go2(++x); 
11.   } 
12.   void go2(int y) { 
13.     int x = ++y; 
14.     System.out.println(x); 
15.   } 
16. }

What is the result?

A. 2
B. 3
C. 4
D. 5
E. Compilation fails
F. An exception is thrown at runtime

E is correct.

Note

In go1() the local variable x is not initialized.

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