Access Modifiers, Inheritance & Polymorphism

Access Modifiers, Inheritance & Polymorphism

University

39 Qs

quiz-placeholder

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Access Modifiers, Inheritance & Polymorphism

Access Modifiers, Inheritance & Polymorphism

Assessment

Quiz

Computers

University

Practice Problem

Hard

Created by

SrinivasaRao SrinivasaRao

Used 311+ times

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39 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of this keyword must be used to inherit a class?

super

this

extent

extends

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A class member declared protected becomes a member of subclass of which type?

public member

private member

protected member

static member

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these is correct way of inheriting class A by class B?

class B + class A {}

class B inherits class A {}

class B extends A {}

class B extends class A {}

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

What is the output of this program?

0

1

2

Compilation Error

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

What is the output of this program?

2 2

3 3

2 3

3 2

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

What is the output of this program?

1 2

2 1

Runtime Error

Compilation Error

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is not type of inheritance?

Single inheritance

Double inheritance

Hierarchical inheritance

Multiple inheritance

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