Core Java - Interview Questions and Answers for 'Overridding' | Search Interview Question

Core Java - Interview Questions and Answers for 'Overridding' - 3 question(s) found - Order By Rating

Q1. Explain method overridding.

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Related Questions

Any real life example of Overloading and Overridding ?

Can we reduce the visibility of the inherited or overridden method ?

Write a Program / Code showing Inheritance and overridding

Q2. Can we reduce the visibility of the inherited or overridden method ?

Core Java

Ans. No.

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Related Questions

What are points to consider in terms of access modifier when we are overriding any method?

Why every object constructor automatically call super() in Object before its own constructors?

what is covariant return type?

How compiler handles the exceptions in overriding ?

Are constructors inherited? Can a subclass call the parent's class constructor? When?

Difference Between this() and super() ?

Does a class inherit the constructor of its super class?

Q3. what will be the output ?

class Animal {
public void eat() throws Exception {
}
}

class Dog2 extends Animal {
public void eat(){}
public static void main(){
Animal an = new Dog2();
an.eat();
}
}

Core Java

Ans. Compile Time Error: Unhandled exception type Exception

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Related Questions

Differences between abstract class and interface ?

Difference between Abstract and Concrete Class ?

If an Abstract class has only abstract methods, What's the difference between such a class and an interface ?

What are the design considerations while making a choice between using interface and abstract class ?

How is Abstraction implemented in Java ?

Why can't we create an instance of abstract class ? Why is it restricted by compiler ?

Difference between Base Class, Derived Class , Abstract Class and Concrete Class ?

What is an abstract class ?

Shall we use abstract classes or Interfaces in Policy / Strategy Design Pattern ?

Will this code Work ? If not , Why ?

Q4. Which of the following is false ?

Core Java

a. A Class cannot override both hashcode and equals method.

b. A class can override both hashcode and equals method.

c. A Class must override hashCode method if its overridding equal method.

d. A Class can override hashCode even if its not overridding equals method.

Ans.a. A Class cannot override both hashcode and equals method.

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