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?

1190

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

1091

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

997

Explain the concept of dynamic allocation of memory?

1082

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

1066

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

1095

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

1115

Using a smart pointer can we iterate through a container?

1071

Should the this pointer can be used in the constructor?

1019

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?

1074

When should I use unitbuf flag?

1008

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

1079

What is the difference between an array and a list?

1026

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

1075

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

1077

Un-Answered Questions { C++ }

What is super in oop?

1169

How can we access protected and private members of a class?

1112

What is wrong with this statement? std::auto_ptr ptr(new char[10]);

951

Is arr and &arr are same expression for an array?

1051

What is class definition in c++ ?

1079

How a pointer differs from a reference?

1334

write a program to find 2 power of a 5digit number with out using big int and exponent ?

2367

What is a far pointer? where we use it?

1071

What is meant by iomanip in c++?

1211

Can I learn c++ in a week?

1063

What are the basics of local (auto) objects?

1140

Why is swift so fast?

1119

Why interface is used?

1012

What character terminates all character array strings a) b) . c) END

1271

How do you declare A pointer to function which receives an int pointer and returns a float pointer

1201

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