Oops moment/1

Oops moment/1

University

13 Qs

quiz-placeholder

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Oops moment/1

Oops moment/1

Assessment

Quiz

Engineering

University

Practice Problem

Medium

Created by

Mekha S R

Used 11+ times

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13 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which keyword is used to inherit a class in Java?

Implements

Inherits

Extends

Super

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which is the correct way to create an object of class Dog?

Dog d = Dog();

Dog d = new Dog;

Dog d = new Dog();

Dog = new d();

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which keyword refers to the current object?

this

super

final

extends

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does method overloading mean?

Using multiple classes

Creating methods with same name but different parameters

Calling one method from another

Using one method in multiple classes

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What keyword is used to call a parent class constructor?

parent

this

extends

super

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does the final keyword do when applied to a class?

It prevents inheritance

It allows only static methods

It makes the class abstract

It allows method overriding

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

class Animal {

void sound() {

System.out.println("Animal sound");

}

}

class Dog extends Animal {

void sound() {

System.out.println("Bark");

}

}

public class Main {

public static void main(String[] args) {

Animal a = new Dog();

a.sound();

}

}

Animal sound

Bark

Error

Nothing

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