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

STL (140)
OOPS (873)
C++ General (2409)

C++ Interview Questions

Questions Answers Views Company eMail

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

1 1361

What is virtual destructors? Why they are used?

1 1407

What you mean by early binding and late binding? How it is related to dynamic binding?

1 1466

What is meant by reference variable in C++?

1 1399

How to create a reference variable in C++

1 1403

What are the difference between reference variables and pointers in C++?

1 1328

What will the line of code below print out and why?

797

What is the error in the code below and how should it be corrected?

825

What will i and j equal after the code below is executed? Explain your answer.

1 1462

What are the different data types present in C++?

4 2464

What are class and object in C++?

1 1531

Compare compile time polymorphism and Runtime polymorphism

1 1284

What do you know about friend class and friend function?

1 1298

Define inline function

1 1366

What is a reference in C++?

1 1476

Un-Answered Questions { C++ }

How are virtual functions implemented in c++?

1124

What is a stack c++?

1057

Write a program to find the reverse Fibonacci series starting from N.

1358

Explain deep copy?

1109

Why do we use setw in c++?

1171

What are the advantages of pointers?

1125

When there is a global variable and local variable with the same name, how will you access the global variable?

1164

What is a storage class? Mention the storage classes in c++.

1079

Is c++ still being used?

1067

What is an example of genetic polymorphism?

1247

Define token in c++.

1213

Can we get the value of ios format flags?

1188

Can we define function inside main in c++?

1075

Why do while loop is used?

1104

What is the correct syntax for inheritance a) class aclass : public superclass b) class aclass inherit superclass c) class aclass <-superclass

1255

For More Un-Answered { C++ } Questions Click Here