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C++ General Interview Questions
Questions Answers Views Company eMail

What do you mean by C++ access specifiers ?

 1 574

What are the basics concepts of OOPS?

 1 536

What is the use of volatile keyword in c++? Give an example.

 1 507

In how many ways we can initialize an int variable in C++?

 1 613

What are C++ inline functions?

 1 588

What do you mean by internal linking and external linking in c++?

 1 781

How many storage classes are available in C++?

 1 684

What is 'Copy Constructor' and when it is called?

 1 613

What is realloc() and free()? What is difference between them?

 1 525

What is difference between shallow copy and deep copy? Which is default?

 1 532

What are virtual functions and what is its use?

 1 548

What do you mean by pure virtual functions in C++? Give an example?

 1 628

How to create a pure virtual function?

 1 764

Why pure virtual functions are used if they don't have implementation / When does a pure virtual function become useful?

 1 554

What is virtual destructors? Why they are used?

 1 529

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Un-Answered Questions { C++ General }

How do you master coding?

569

Who calls main function?

588

Which programming language's unsatisfactory performance led to the discovery of c++?

810

What are the basics of local (auto) objects?

634

What are the two types of polymorphism?

596




What is function overriding in c++?

606

Show the application of a dynamic array with the help of an example.

588

What is the full form of stl in c++?

683

What is pointer in c++ with example?

522

Describe the advantage of an external iterator.

621

When should we use multiple inheritance?

617

What things would you remember while making an interface?

566

What is the last index number in an array of 100 characters a) 100 b) 99 c) 101

592

What is the output of the following program? Why?

626

What are the differences between java and c++?

536

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