Java | Class and Object | Question 7
Predict the output of the following program.
class Test
{
int a = 1 ;
int b = 2 ;
Test func(Test obj)
{
Test obj3 = new Test();
obj3 = obj;
obj3.a = obj.a++ + ++obj.b;
obj.b = obj.b;
return obj3;
}
public static void main(String[] args)
{
Test obj1 = new Test();
Test obj2 = obj1.func(obj1);
System.out.println( "obj1.a = " + obj1.a + " obj1.b = " + obj1.b);
System.out.println( "obj2.a = " + obj2.a + " obj1.b = " + obj2.b);
}
}
|
(A)
obj1.a = 1 obj1.b = 2
obj2.a = 4 obj2.b = 3
(B)
obj1.a = 4 obj1.b = 3
obj2.a = 4 obj2.b = 3
(C) Compilation error
Answer: (B)
Explanation:
obj1 and obj2 refer to same memory address.
Quiz of this Question
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Last Updated :
28 Jun, 2021
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