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?

1154

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

1057

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

961

Explain the concept of dynamic allocation of memory?

1057

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

1022

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

1050

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

1074

Using a smart pointer can we iterate through a container?

1033

Should the this pointer can be used in the constructor?

977

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?

1041

When should I use unitbuf flag?

974

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

1036

What is the difference between an array and a list?

987

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

1043

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

1033

Un-Answered Questions { C++ }

How many standards of c++ are there?

1057

Which language is not a true object oriented programming language?

1077

What is abstraction and encapsulation?

949

What is difference between rand () and srand ()?

1045

what is multi-threading in C++?

1012

What methods can be overridden in java?

1200

What type of question are asked in GE code writing test based on c++ data structures and pointers?

3932

Do you need a main function in c++?

1084

What can c++ be used for?

1046

What is ios class in c++?

1040

Plese get me a perfect C++ program for railway/airway reservation with all details.

3842

What are constructors in oop?

1097

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

1050

Write an algorithm that determines whether or not an almost complete binary tree is a heap.

3877

What is the history of c++?

1008

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