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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 9 of 11

Q81.
Encapsulation helps in writing ___________ classes in java
Discuss
Answer: (d).Immutable
Discuss
Answer: (a).The data which is prone to change is near future
Discuss
Answer: (a).Using Access Specifiers
Q84.
Which among the following violates the principle of encapsulation almost always?
Discuss
Answer: (b).Global variables
Discuss
Answer: (a).Using access declaration for private members of base class
Discuss
Answer: (d).Using any kind of pointer/array address in passing to another function
Q87.
Consider the following code and select the correct option:
class student
{  
 int marks;
 public : int* fun()
 { 
  return &marks; 
 }
};
main()
{
student s;
int *ptr=c.fun();
return 0;
}
Discuss
Answer: (d).This code violates encapsulation
Q88.
Consider the code and select the wrong choice:
class hero
{ 
 char name[10];
 public : void disp()
 { 
  cout<<name;
 }
};
Discuss
Answer: (a).This maintains encapsulation
Q89.
Encapsulation is the way to add functions in a user defined structure.
Discuss
Answer: (b).False
Q90.
Using encapsulation data security is ___________
Discuss
Answer: (b).Ensured to some extent

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