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Category: C++ Basic Interview Questions

C++ Basic interview questions and answers with example asked in IT Industries. List of C++ interview questions or for freshers and experienced both | Only Real.

C++ Basic Interview Questions

When copy constructor is called in C++? – 3 Scenarios Example

August 18, 2024August 28, 2015 rsingh

Answer includes multiple scenarios, when copy constructor is called in C++ programs. The copy constructor  of a class in C++ is invoked on following scenarios

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C++ Basic Interview Questions

Describe constant member function in C++ with Example

August 18, 2024January 29, 2023 rsingh

Answer: Constant member function in C++ of a class is the function that prevents modification of any member data of a class in C++ program.

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C++ Basic Interview Questions

What is constructor overloading in C++ – Short and Easy

August 18, 2024January 29, 2023 rsingh

Constructor overloading in C++ programming is same as function overloading. When we create more that one constructors in a class with different number of parameters

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C++ Basic Interview Questions

What is constructor in C++ Programming and its purpose?

August 18, 2024January 29, 2023 rsingh

Answer: Constructor in C++  programming of a class is like a member function of a class that have same name as the class name. For

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C++ Basic Interview Questions

Is C++ Empty Constructor necessary to write in a class?

August 18, 2024January 29, 2023 rsingh

Answer: C++ Empty constructor necessity  depends upon class design requirements. We know that C++ class constructor is called when we create an object of a

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C++ Basic Interview Questions

Which is called first constructor or overloaded new operator in C++?

August 18, 2024January 29, 2023 rsingh

Interview Question: A C++ class has constructor and overloaded new and delete operator function. If we create a class object dynamically using new then out

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C++ Basic Interview Questions

Can static function access non static variables in C++?

August 18, 2024February 26, 2017 rsingh

No, Static function of a class in C++ cannot access non-static variables, but, it can access static variable only. However, non-static member function can access

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C++ Basic Interview Questions

What is default constructor in C++? – Availability Discussion

August 18, 2024January 29, 2023 rsingh

Default constructor in C++ is provided by the compiler if we don’t implement any constructor in the class. For example, in below class, we don’t

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C++ Basic Interview Questions

Print numbers from 1 to 100 without using loops in C++ code

August 18, 2024May 15, 2017 rsingh

Logic is simple to print numbers from 1 to 100 without using loops in C++ code. Note that recursion and goto statements are also not

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C++ Basic Interview Questions

State a runtime polymorphism example program in C++

August 18, 2024January 29, 2023 rsingh

Answer includes runtime polymorphism example program in C++ OOPs and about virtual and pure virtual function in C++. Example of run time polymorphism in C++

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