Question
class A {
public int i;
public int j;
A() {
i = 1;
j = 2;
}
}
class B extends A {
int a;
B() {
super();
}
}
class super_use {
public static void main(String args[])
{
B obj = new B();
System.out.println(obj.i + " " + obj.j)
}
}
What is the output of this program?
class A {
public int i;
public int j;
A() {
i = 1;
j = 2;
}
}
class B extends A {
int a;
B() {
super();
}
}
class super_use {
public static void main(String args[])
{
B obj = new B();
System.out.println(obj.i + " " + obj.j)
}
}
Answer: Option A
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Keyword super is used to call constructor of class A by constructor of class B. Constructor of
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