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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

What is mutable keyword in C++?

August 18, 2024January 29, 2023 rsingh

The mutable keyword in C++ before any data member of a class allows constant functions to modify it. You know that inside a const member

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C++ Basic Interview Questions

Tell me properties of destructor in C++ as many as you can.

August 18, 2024January 29, 2023 rsingh

Answer includes properties / characteristics of destructor in C++ language for a class. Answer: Before listing characteristics of destructor, let’s see the declaration of destructor

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C++ Basic Interview Questions

Can we have default arguments in constructor in C++?

August 18, 2024September 27, 2015 rsingh

Answer: Yes, we can have default arguments in constructor in C++. Below class “MLogger “ example contains default argument in constructor i.e. MLogger(bool isON =

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C++ Basic Interview Questions

What is pure virtual function in C++? Give example when it is used

August 18, 2024January 29, 2023 rsingh

Answer includes what is pure virtual function in C++ with simple code example and uses of it in creating interfaces and abstract class in C++

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C++ Basic Interview Questions

What is abstract class in C++

August 18, 2024January 29, 2023 rsingh

Abstract class in C++  programming is a class that contains at least one pure virtual function and act as a base class. An abstract class may also

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C++ Basic Interview Questions

Explain function overloading in C++ with its return type and signature.

August 18, 2024October 14, 2015 rsingh

Answer: Function overloading in C++ is the feature of having multiple functions in a class with same name with different return types and signatures. For

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C++ Basic Interview Questions

What is function overloading Polymorphism type in C++?

August 18, 2024January 29, 2023 rsingh

Answer: In C++ function overloading is a compile time polymorphism as it get resolved on compile time itself. There are two types of polymorphism available

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C++ Basic Interview Questions

Describe RTTI – Run Time Type Information in C++

August 18, 2024January 29, 2023 rsingh

Answer: RTTI – Run Time Type Information in C++ is a mechanism that allows the type of an object to be determined at run time.

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C++ Basic Interview Questions

C Vs C++ – 3 Major differences with explanation

August 18, 2024August 20, 2016 rsingh

Interview Question C Vs C++ – What is difference between C and C++ language? For this question, we need answer 3 major differences with explanations.

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C++ Basic Interview Questions

What is access specifier in C++?

August 18, 2024January 29, 2023 rsingh

Answers: Access specifier in C++ is to control the access of data and member functions of a class. We may want some data members or

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