Java-oops2

Java-oops2

University

10 Qs

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Java-oops2

Java-oops2

Assessment

Quiz

Computers

University

Practice Problem

Hard

Created by

lawrance r

Used 2+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What keyword is used to define an abstract method in Java?

static

final

abstract

interface

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the return type of an abstract method in Java?

It can be any valid return type

It must always be void

It must always return an int

Abstract methods cannot have a return type

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is true about method overloading?

Method names must be different

Method return types must be different

Method overloading is not allowed in Java

Method parameters must be different

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of method overriding?

Two methods with the same name but different parameters in the same class

A subclass redefining a method from its parent class

Two different classes having methods with the same name

A method calling another method

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is required for method overriding to work properly in Java?

The method must have the same name, return type, and parameters in the subclass

The method must have a different name in the subclass

The method must be static

The method must have a different return type

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens if a method is marked as final in a class?

It can be overridden

It cannot be overridden

It becomes abstract

It can only be accessed within the same class

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In method overloading, how is the method call resolved?

At runtime

At compile-time

At both compile-time and runtime

None of the above

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