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Welcome to the Object Oriented Programming MCQs Page

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

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

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

Object Oriented Programming MCQs | Page 9 of 26

Q81.
A pure virtual function is a virtual function that
Discuss
Answer: (d).both a and c
Discuss
Answer: (c).can be called using the class name and function name
Discuss
Answer: (d).the insertion operator is overloaded in ostream
Discuss
Answer: (b).Writes the data in obj1 to f1
Discuss
Answer: (c).A conversion function that’s a member of the class
Discuss
Answer: (d).They can be virtual
Q87.
Name the header file to be included for the use of built in function isalnum().
Discuss
Answer: (c).ctype.h
Q88.
A class defined within another class is:
Discuss
Answer: (a).Nested class
Q89.
What will be the values of x, m and n after the execution of the following statements?
int x, m, n;
m = 10;
n = 15;
x = ++m + n++;
Discuss
Answer: (b).x=26, m=11, n=16
Q90.
Which of the following will produce a value 10 if x = 9.7?
Discuss
Answer: (d).ceil(x)

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