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Welcome to the OOPs Concept and Features MCQs Page

Dive deep into the fascinating world of OOPs Concept and Features with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of OOPs Concept and Features, a crucial aspect of Object Oriented Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of OOPs Concept and Features, 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 OOPs Concept and Features. 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 OOPs Concept and Features. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

OOPs Concept and Features MCQs | Page 5 of 11

Explore more Topics under Object Oriented Programming

Q41.
Object declared in main() function:

a.

Can be used by any other function

b.

Can be used by main() function of any other program

c.

Can’t be used by any other function

d.

Can be accessed using scope resolution operator

Discuss
Answer: (c).Can’t be used by any other function
Q42.
When an object is returned___________

a.

A temporary object is created to return the value

b.

The same object used in function is used to return the value

c.

The Object can be returned without creation of temporary object

d.

Object are returned implicitly, we can’t say how it happens inside program

Discuss
Answer: (a).A temporary object is created to return the value
Q43.
Which among the following is correct?

a.

class student{ }s1,s2; s1.student()=s2.student();

b.

class student{ }s1; class topper{ }t1; s1=t1;

c.

class student{ }s1,s2; s1=s2;

d.

class student{ }s1; class topper{ }t1; s1.student()=s2.topper();

Discuss
Answer: (c).class student{ }s1,s2; s1=s2;
Q44.
Which among following is correct for initializing the class below? 
class student{
int marks;
int cgpa;
public: student(int i, int  j){
marks=I;
cgpa=j
}
};

a.

student s[3]={ s(394, 9); s(394, 9); s(394,9); };

b.

student s[2]={ s(394,9), s(222,5) };

c.

student s[2]={ s1(392,9), s2(222,5) };

d.

student s[2]={ s[392,9], s2[222,5] };

Discuss
Answer: (b).student s[2]={ s(394,9), s(222,5) };
Q45.
Object can’t be used with pointers because they belong to user defined class, and compiler can’t decide the type of data may be used inside the class. State True or False.

a.

True

b.

False

c.

May be

d.

Can't say

Discuss
Answer: (b).False
Q46.
Which feature of OOP indicates code reusability?

a.

Encapsulation

b.

Inheritance

c.

Abstraction

d.

Polymorphism

Discuss
Answer: (b).Inheritance
Q47.
If a function can perform more than 1 type of tasks, where the function name remains same, which feature of OOP is used here?

a.

Encapsulation

b.

Inheritance

c.

Polymorphism

d.

Abstraction

Discuss
Answer: (c).Polymorphism
Q48.
If different properties and functions of a real world entity is grouped or embedded into a single element, what is it called in OOP language?

a.

Inheritance

b.

Polymorphism

c.

Abstraction

d.

Encapsulation

Discuss
Answer: (d).Encapsulation
Q49.
Which of the following is not feature of pure OOP?

a.

Classes must be used

b.

Inheritance

c.

Data may/may not be declared using object

d.

Functions Overloading

Discuss
Answer: (c).Data may/may not be declared using object
Q50.
Which among the following doesn’t come under OOP concept?

a.

Platform independent

b.

Data binding

c.

Message passing

d.

Data hiding

Discuss
Answer: (a).Platform independent
Page 5 of 11

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