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

Write about c++ storage classes?

1205

How the delete operator differs from the delete[]operator?

1103

What do you understand by pure virtual function? Write about its use?

1006

Explain the concept of dynamic allocation of memory?

1104

In which situation the program terminates before reaching the breakpoint set by the user at the beginning of the mainq method?

1072

What do you understand by zombie objects in c++?

1108

How the programmer of a class should decide whether to declare member function or a friend function?

1127

Using a smart pointer can we iterate through a container?

1091

Should the this pointer can be used in the constructor?

1033

We all know that a const variable needs to be initialized at the time of declaration. Then how come the program given below runs properly even when we have not initialized p?

1086

When should I use unitbuf flag?

1026

What is the difference between prefix and postfix versions of operator++()?

1088

What is the difference between an array and a list?

1037

How can you prevent accessing of the private parts of my class by other programmers (violating encapsulation)?

1089

When should overload new operator on a global basis or a class basis?

1084

Un-Answered Questions { C++ }

What is the problem with multiple inheritance?

1175

Is it possible to write a c++ template to check for a function's existence?

1033

what are Access specifiers in C++ class? What are the types?

1237

Write a program in C++ for Fibonacci series

1215

Explain the difference between using macro and inline functions?

1132

What is different in C++, compare with unix?

1104

What is the purpose of ios::basefield in the following statement?

1268

Explain the difference between static and dynamic binding of functions?

1077

C++ Public access specifier instead of Private – What is bad ?

893

What is pointer to array in c++?

1177

Why do we use the using declaration?

1181

What operator is used to access a struct through a pointer a) >> b) -> c) *

1126

Differences between private, protected and public and give examples.

1073

What do you mean by overloading?

1082

Why do we use classes in programming?

1044

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