Question:What will be the output when this code is compiled and run?
public class Test {

 public Test() {

  Bar b = new Bar();
  Bar b1 = new Bar();
  update(b);
  update(b1);
  b1 = b;
  update(b);
  update(b1);
 }

 private void update(Bar bar) {

  bar.x = 20;
  System.out.println(bar.x);
 }

 public static void main(String args[]) {

  new Test();
 }

 private class Bar {

  int x = 10;
 }
}
 

A The code will fail to compile 
B 10 10 10 10 
C 20 20 20 20 
D 10 20 10 20 

+ Answer
C 

+ Report

Mohammad Towhidul Islam

Editor, VCampus

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