Welcome to the Inheritance MCQs Page
Dive deep into the fascinating world of Inheritance with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Inheritance, a crucial aspect of Java Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Inheritance, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Java Programming.
Check out the MCQs below to embark on an enriching journey through Inheritance. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Java Programming.
Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Inheritance. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!
Inheritance MCQs | Page 5 of 8
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class A
{
int i;
public void display()
{
System.out.println(i);
}
}
class B extends A
{
int j;
public void display()
{
System.out.println(j);
}
}
class Dynamic_dispatch
{
public static void main(String args[])
{
B obj2 = new B();
obj2.i = 1;
obj2.j = 2;
A r;
r = obj2;
r.display();
}
} class Output
{
public static void main(String args[])
{
Object obj = new Object();
System.out.print(obj.getclass());
}
} class A
{
int i;
int j;
A()
{
i = 1;
j = 2;
}
}
class Output
{
public static void main(String args[])
{
A obj1 = new A();
System.out.print(obj1.toString());
}
} class A
{
int i;
void display()
{
System.out.println(i);
}
}
class B extends A
{
int j;
void display()
{
System.out.println(j);
}
}
class method_overriding
{
public static void main(String args[])
{
B obj = new B();
obj.i=1;
obj.j=2;
obj.display();
}
} class A
{
public int i;
protected int j;
}
class B extends A
{
int j;
void display()
{
super.j = 3;
System.out.println(i + " " + j);
}
}
class Output
{
public static void main(String args[])
{
B obj = new B();
obj.i=1;
obj.j=2;
obj.display();
}
}Suggested Topics
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