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Author

Forwrad Referncing

nishant vats
Greenhorn

Joined: Feb 11, 2005
Posts: 23
public class AQuestion
{
private int i = j;
private int j = 10;
public static void main(String args[])
{
System.out.println((new AQuestion()).i);
}
}

Answers

a)Compiler error complaining about access restriction of private variables of AQuestion.
b)Compiler error complaining about forward referencing
c)No error - The output is 0;
d)No error - The output is 10;

answer b

Q2)public class AQuestion
{
private int i = giveMeJ();
private int j = 10;

private int giveMeJ()
{
return j;
}

public static void main(String args[])
{
System.out.println((new AQuestion()).i);
}
}

Answers

a)Compiler error complaining about access restriction of private variables of AQuestion.
b)Compiler error complaining about forward referencing.
c)No Compilation error - The output is 0;
d) No Compilation error - The output is 10;

Answer c

these are 2 questions i found in one of the mock exams.The first once answer is b.i thgt the second onces answer would also be b.But its c.Please do explain why the answer for the 2nd question is c.
Animesh Shrivastava
Ranch Hand

Joined: Jul 19, 2004
Posts: 298
Nishant,
Please look at the following post:
initialization
 
Don't get me started about those stupid light bulbs.
 
subject: Forwrad Referncing