Explore topic-wise MCQs in Object Oriented System Design.

This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Object Oriented System Design knowledge and support exam preparation. Choose a topic below to get started.

1.

WHICH_OF_THE_FOLLOWING_SUPPORTS_THE_CONCEPT_OF_HIERARCHICAL_CLASSIFICATION??$

A. Polymorphism
B. Encapsulation
C. Abstraction
D. Inheritance
Answer» B. Encapsulation
Discussion
2.

Which Keyword from the following is used to inherit properties from one class into another?$

A. extends
B. subclasses
C. native
D. all of the mentioned
Answer» C. native
Discussion
3.

Which of the following is a mechanism by which object acquires the properties of another object?

A. Encapsulation
B. Abstraction
C. Inheritance
D. Polymorphism
Answer» E.
Discussion
4.

How will a class protect the code inside it?

A. Using Access specifiers
B. Abstraction
C. Use of Inheritance
D. All of the mentioned
Answer» B. Abstraction
Discussion
5.

What is ‘Basis of Encapsulation’?$

A. object
B. class
C. method
D. all of the mentioned
Answer» E.
Discussion
6.

Which of the these is the functionality of ‘Encapsulation’?$

A. Binds together code and data
B. Using single interface for general class of actions.
C. Reduce Complexity
D. All of the mentioned
Answer» B. Using single interface for general class of actions.
Discussion
7.

Which of the following mechanisms is/are provided by Object Oriented Language to implement Object Oriented Model?

A. Encapsulation
B. Inheritance
C. Polymorphism
D. All of the mentioned
Answer» E.
Discussion
8.

Which of the following is the functionality of ‘Data Abstraction’?

A. Reduce Complexity
B. Binds together code and data
C. Parallelism
D. None of the mentioned
Answer» B. Binds together code and data
Discussion