Mphasis interview questions and answers

331 Articles

331

The operator when overloaded in a class ?

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Answer : B. Ad-hoc polymorphism

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Syntax for Pure Virtual Function is ?

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Answer : D. void virtual show()=0

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Find the wrong statement about Abstract Class ?

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Answer : B. We can’t create pointers to an abstract class

C++

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C++ supports run time polymorphism with the help of virtual functions, which is called ______ binding

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Answer : A. Dynamic

C++

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A virtual function that has no definition within the base class is called ?

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Answer : A. Pure virtual function

C++

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Which of the following statements about virtual base classes is correct ?

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Answer : B. It is used to avoid multiple copies of base class in derived class.

C++

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Which of the following concepts means wrapping up of data and functions together ?

July 12, 2021

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Answer : B. Encapsulation

C++

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Which of the following can access private data members or member functions of a class ?

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Answer : C. Any member function of that class.

C++

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Which of the following access specifiers is used in a class definition by default ?

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Answer : C. Private

C++

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What is pure virtual function in C++ ?

July 12, 2021

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Answer : A virtual function will become pure virtual function…

C++

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State whether the following statements about inheritance are True or False.

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Answer : C. True, True

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In c++ how are protected members of a base class accessed in derived class when inherited privately ?

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Answer : A. Privately

C++

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Encapsulation is ?

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Answer : C. Reduce Complexity

C++

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Which of the following concepts of OOPS means exposing only necessary information to client ?

July 12, 2021

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Answer : C. Data Hiding

C++

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Write a function that takes an integer array as an input and find the largest number in the array. You cannot sort array or use any API or searching needs ?

July 12, 2021

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Answer : #include…

C++

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Given a list of numbers ( fixed list) Now given any other list, how can you efficiently find out if there is any element in the second list that is an element of the first list (fixed list) ?

July 12, 2021

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Answer : In this method, we store all elements of second array in a hash table….

C++

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What are the advantages and disadvantages of using inline and const ?

July 12, 2021

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Answers : Advantages of inline….

C++

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What are the OOPS concepts ?

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Answer : An object is an abstraction…

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What is the output of this C code ?

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Answer : D. Error

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How to find LCM of two Numbers in C ?

July 12, 2021

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Answer : The LCM of two numbers a and b is the smallest positive integer that is perfectly divisible…

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Mphasis interview questions and answers

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