What will be the output of the given program: class A { } int m=20, n=30; void display() { } } class B extends A{ int n=40; void display() { } System.out.println(m); System.out.println(n); } class Main | { public static void main(String[] args) { B o=new B(); int k=o.n; System.out.println(k); }

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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What will be the output of the given program:
class A {
}
int m=20, n=30;
void display()
{
System.out.println(m);
}
class B extends A{
int n=40;
void display()
System.out.println(n);
}
}
class Main |
{
public static void main(String[] args) {
Bo=new B();
int k=o.n;
System.out.println(k);
}
Transcribed Image Text:14 tout of question What will be the output of the given program: class A { } int m=20, n=30; void display() { System.out.println(m); } class B extends A{ int n=40; void display() System.out.println(n); } } class Main | { public static void main(String[] args) { Bo=new B(); int k=o.n; System.out.println(k); }
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