Mastering Java Concepts Quiz

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Mastering Java Concepts Quiz

Test your knowledge of Java with this engaging quiz designed for programming enthusiasts! Challenge yourself with questions about data types, inheritance, and collections.

Key Features:

Multiple choice questions
Immediate scoring
Questions designed for all levels

6 Questions2 MinutesCreated by CodingWizard25

Which of the following is true about super class?

Variables, methods and constructors which are declared private can be accessed only by the members of the super class.

Variables, methods and constructors which are declared protected can be accessed by any subclass of the super class.

Variables, methods and constructors which are declared public in the superclass can be accessed by any class.

All of the above

What is true about a final class?

Class declared final is a final class.

Final classes are created so the methods implemented by that class cannot be overridden.

It can't be inherited.

All of the above

What guarantees type-safety in a collection?

Generics

Abstract classes

Interfaces

Collection Framework

Following code will result in: float num = 5/0;

Runtime exception

Compilation error: Divisions must be in a try block

No error

Compilation error: DivideByZeroException

Mastering Java Concepts Quiz

Mastering Java Concepts Quiz

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