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Welcome to the Objects and Classes in OOPs MCQs Page

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

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Check out the MCQs below to embark on an enriching journey through Objects and Classes in OOPs. 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 Objects and Classes in OOPs. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Objects and Classes in OOPs MCQs | Page 15 of 15

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Q141.
Class is _____________ of an object.

a.

Basic function definition

b.

Detailed description with values

c.

Blueprint

d.

Set of constant values

Discuss
Answer: (c).Blueprint
Q142.
In which case the classes can be used to make more efficient program?

a.

To define a function that is called frequently in a program

b.

To structure data that is most similar

c.

To group the most similar data and operations

d.

To define a blueprint that shows memory location of data

Discuss
Answer: (c).To group the most similar data and operations
Q143.
What is the use of inbuilt classes?

a.

Provide predefined data

b.

Provide predefined functions

c.

Provide predefined data and functions

d.

Provide predeclared data to be overridden

Discuss
Answer: (c).Provide predefined data and functions
Q144.
Which feature is exhibited by the inbuilt classes?

a.

Code reusability

b.

Code efficiency

c.

Code readability

d.

Code reusability, efficiency and readability

Discuss
Answer: (d).Code reusability, efficiency and readability
Q145.
Why do we use user defined classes?

a.

To design a user intended code

b.

To model real world objects

c.

To design the interfaces

d.

To model the functions

Discuss
Answer: (b).To model real world objects
Q146.
Why do classes use accessor methods?

a.

To make public data accessible to client

b.

To make public data private to client

c.

To make private data public for whole program

d.

To make private data accessible to the client

Discuss
Answer: (d).To make private data accessible to the client
Q147.
Why do classes use mutator methods?

a.

Allows client to modify the program

b.

Allows client to modify/write the private members

c.

Allows servers to access all the private data

d.

Allows servers to access only protected members

Discuss
Answer: (b).Allows client to modify/write the private members
Q148.
Which among the following is the most abstract form of class?

a.

Cars

b.

BMW cars

c.

Big cars

d.

Small cars

Discuss
Answer: (a).Cars
Page 15 of 15

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