C++ General Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

C++ General Interview Questions

Questions Answers Views Company eMail

What do you mean by C++ access specifiers ?

1 1300

What are the basics concepts of OOPS?

1 1254

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

1 1207

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

1 1525

What are C++ inline functions?

1 1291

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

1 1457

How many storage classes are available in C++?

1 1375

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

1 1302

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

1 1311

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

1 1368

What are virtual functions and what is its use?

1 1426

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

1 1506

How to create a pure virtual function?

1 1643

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

1 1278

What is virtual destructors? Why they are used?

1 1323

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Un-Answered Questions { C++ General }

Why was c++ made?

1115

Why c++ is created?

1016

How do you establish an is-a relationship?

1168

What are virtual constructors/destructors?

1030

List the features of oops in c++?

1060

What is the latest version on c++?

1139

True or false, if you keep incrementing a variable, it will become negative a) True b) False c) It depends

2393

What do you mean by a template?

1074

Explain what is class definition in c++ ?

1131

Differentiate between a pointer and a reference with respect to c++.

1255

What is helper in c++?

1096

What is the role of static keyword for a class member variable?

1077

What is the use of object in c++?

1105

what is Member Functions in Classes?

1208

Write a program for Divide a number with 2 and Print the output ( NOTE: Check for divide by zero error).

1121

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