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

How do you compile the source code with your compiler?

1057

What are the two types of comments, and how do they differ?

1138

If there are two catch statements, one for base and one for derived, which should come first?

1031

If a function doesn’t return a value, how do you declare the function?

1060

If dog is a friend of boy, and terrier derives from dog, is terrier a friend of boy?

1039

What is the difference between the parameter to a template and the parameter to a function?

1121

How many static variables are created if you put one static member into a template class definition?

1047

When is the copy constructor called?

1144

What does new return if there is insufficient memory to make your new object?

1038

How do you establish a has-a relationship?

1111

Show the declaration for a pointer to function returning long and taking an integer parameter.

1139

Is it legal in c++ to overload operator++ so that it decrements a value in your class?

1062

How do you invoke a base member function from a derived class in which you have not overridden that function?

1136

What is an inclusion guard?

1202

Where must the declaration of a friend function appear?

961

Un-Answered Questions { C++ }

Explain the concept of memory leak?

1113

What is purpose of new operator?

1071

Is it possible to use a new for the reallocation of pointers ?

1064

In what situations do you have to use initialization list rather than assignment in constructors?

1065

When would you use a pointer? A reference?

1040

What is a c++ map?

1408

What is protected in oop?

1077

What are pointer-to-members? Explain.

1152

What return value must conversion operators have in their declaration?

1095

What is #include iostream h in c++?

1163

Is abstract thinking intelligence?

1053

What is oops?what is its use in software engineering?

1034

Can a list of string be stored within a two dimensional array?

1000

What is abstraction c++?

1012

What is a stack c++?

1014

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