Welcome to the Data Types,Variables and Arrays MCQs Page

Dive deep into the fascinating world of Data Types,Variables and Arrays with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Data Types,Variables and Arrays, a crucial aspect of Java Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Data Types,Variables and Arrays, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Java Programming.

Check out the MCQs below to embark on an enriching journey through Data Types,Variables and Arrays. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Java Programming.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Data Types,Variables and Arrays. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Data Types,Variables and Arrays MCQs | Page 22 of 32

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Q211.

What is the size of a CHAR data type constant in Java?

1 byte

2 bytes

4 bytes

6 bytes

Discuss

Answer: (b).2 bytes

Q212.

What is the size of a boolean data type constant in Java?

1 bit

4 bits

8 bits

Not documented well

Discuss

Answer: (d).Not documented well

Q213.

What is the IEEE standard adopted to represent Floating point numbers in Java?

IEEE 9000

IEEE 800

IEEE 754

IEEE 512

Discuss

Answer: (c).IEEE 754

Q214.

What is the character encoding standard used in Java language?

ASCII

Unicode

Hexacode

Bytecode

Discuss

Answer: (c).Hexacode

Q215.

What is the abbreviation of ASCII?

American Standard Characters for Information Interchange

Australian Standard Codefor Information Interchange

AmericanStandard Codefor Information Interchange

None of the above

Discuss

Answer: (c).AmericanStandard Codefor Information Interchange

Q216.

Choose the right statement about Java Data types.

Integer data types are short, int and long

Real number data typesare float and double

The character data type is char.

All of the above

Discuss

Answer: (d).All of the above

Q217.

What is Literal in Java?

Literal is the value that is given or assigned to a variable.

Literal is a data type

Literal is similar to String

None of the above

Discuss

Answer: (a).Literal is the value that is given or assigned to a variable.

Q218.

What are the types of Literals available in Java language?

Integer and Float

Character and String

Boolean

All of the above

Discuss

Answer: (d).All of the above

Q219.

What are the types of Integer Literals in Java?

Decimal Literals

Octal and Hexadecimal Literals

Binary Literals

All of the above

Discuss

Answer: (d).All of the above

Q220.

Choose correct examples of decimal literals in Java.

int a = 12345;

int a = 12_3__5;

long a = 987____654_3__21L;

All of the above

Discuss

Answer: (d).All of the above

Page 22 of 32

Welcome to the Data Types,Variables and Arrays MCQs Page

Data Types,Variables and Arrays MCQs | Page 22 of 32

Explore more Topics under Java Programming

Language Fundamentals

Operators and Control Statements

Classes and Methods

Inheritance

String Handling

java lang and java io

Serialization and Networking

java util

Exception Handling in Java

Multithreading

IO and Applets

Event Handling

Interfaces and Packages

Session Management,JSP and Servlet

Miscellaneous Topics in Java

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