Explore topic-wise MCQs in C++ Programming.

This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your C++ Programming knowledge and support exam preparation. Choose a topic below to get started.

1.

Which rule will not affect the friend function?

A. private and protected member can be accessed anywhere
B. protected member can be accessed anywhere
C. private and protected members of a class cannot be accessed from outside
D. All of above
E. None of these
Answer» D. All of above
Discussion
2.

What will happen when the function call operator is overloaded?

A. It will modify the object
B. It will not modify the functions
C. It will modify the operator to be interpreted
D. It will modify the functions
E. None of these
Answer» D. It will modify the functions
Discussion
3.

What is the use of function call operator?

A. overloading the parameters
B. overloading the methods
C. overloading the objects
D. All of above
E. None of these
Answer» D. All of above
Discussion
4.

What is the use of functor?

A. It makes the class callable like a function
B. It makes the attribute callable like a function
C. It makes the object callable like a function
D. All of above
E. None of these
Answer» D. All of above
Discussion
5.

How many parameters does a operator() in a function object shoud take?

A. 4
B. 3
C. 2
D. 1
E. None of these
Answer» D. 1
Discussion
6.

Which are instances of a class with member function operator() when it is defined?

A. methods
B. function objects
C. member
D. All of above
E. None of these
Answer» C. member
Discussion
7.

Which operator is used to compare the values to find min and max?

A. >>
B. <<
C. >
D. <
E. None of these
Answer» E. None of these
Discussion
8.

Which function is used to return the minimum element in the range?

A. min_element
B. min
C. minimum
D. All of above
E. None of these
Answer» B. min
Discussion
9.

What does the function objects implement?

A. operator()
B. operand
C. operator
D. All of above
E. None of these
Answer» B. operand
Discussion
10.

Which header is need to be used with function objects?

A. <functionstream>
B. <funct>
C. <functional>
D. <function>
E. None of these
Answer» D. <function>
Discussion
11.

Where does keyword friend should be placed?

A. function definition
B. main function
C. function declaration
D. All of above
E. None of these
Answer» D. All of above
Discussion
12.

Pick the other name of operator function.

A. member overloading
B. function overloading
C. operator overloading
D. All of above
E. None of these
Answer» D. All of above
Discussion
13.

How are many minimum numbers of functions need to be presented in c++?

A. 3
B. 2
C. 1
D. 0
E. None of these
Answer» D. 0
Discussion
14.

Where does the execution of the program starts?

A. void function
B. user-defined function
C. main function
D. All of above
E. None of these
Answer» D. All of above
Discussion