Welcome to the Inbuilt Classes MCQs Page

Dive deep into the fascinating world of Inbuilt Classes with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Inbuilt Classes, a crucial aspect of Object Oriented Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Inbuilt Classes, 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 Object Oriented Programming.

Check out the MCQs below to embark on an enriching journey through Inbuilt Classes. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Object Oriented Programming.

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

Inbuilt Classes MCQs | Page 2 of 5

Explore more Topics under Object Oriented Programming

01

OOPs Concept and Features

02

Objects and Classes in OOPs

03

Constructors and Destructors

04

Access Specifiers

05

Class Members

06

Member Functions

07

Inheritance and its Types

08

Exception Handling

09

Objects and Pointers

10

Memory Allocation and Variable Scope

11

Overloading

Q11.

Which function should be used to exit from the program that is provided by System class?

exit(int);

gc();

terminate();

halt();

Discuss

Answer: (a).exit(int);

Q12.

Which class contain runFinalization() method?

Finalize

System

Final

SystemFinal

Discuss

Answer: (b).System

Q13.

What does load(String)::= function do, in System class?

Loads dynamic library for a path name

Loads all the dynamic libraries

Loads all the Number in string format

Loads the processor with calculations

Discuss

Answer: (a).Loads dynamic library for a path name

Q14.

Which is not a System class variable?

err

out

put

Discuss

Answer: (d).put

Q15.

Which package contains the utility classes?

java.lang

java.utility

java.util

java.io

Discuss

Answer: (c).java.util

Q16.

What is the use of IO class?

To handle all the input operations

To handle all the output operations

To handle all the input and output operations

To handle all the input and output to the standard input

Discuss

Answer: (c).To handle all the input and output operations

Q17.

IO class provides input and output through ______________________

Data streams

Serialization

File system

Data streams, serialization and file system

Discuss

Answer: (d).Data streams, serialization and file system

Q18.

Which among the following class contains the methods to access character based console device?

Console

File

Device

Pipe

Discuss

Answer: (a).Console

Q19.

File class is ____________________________

An abstract of file representation only

An abstract of path names only

An abstract which can be used to represent path names or file

An abstract which can represent a file in any format

Discuss

Answer: (c).An abstract which can be used to represent path names or file

Q20.

What is a FileDescriptor?

A handle for machine specific structure of an open file

A handle for program specific structure of an open file

A handle for compiler specific structure of an open file

A handle for representing device files structure

Discuss

Answer: (a).A handle for machine specific structure of an open file

Page 2 of 5

Welcome to the Inbuilt Classes MCQs Page

Inbuilt Classes MCQs | Page 2 of 5

Explore more Topics under Object Oriented Programming

OOPs Concept and Features

Objects and Classes in OOPs

Constructors and Destructors

Access Specifiers

Class Members

Member Functions

Inheritance and its Types

Exception Handling

Objects and Pointers

Memory Allocation and Variable Scope

Overloading

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