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?

1258

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

1154

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

1049

Explain the concept of dynamic allocation of memory?

1156

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

1140

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

1169

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

1187

Using a smart pointer can we iterate through a container?

1147

Should the this pointer can be used in the constructor?

1079

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?

1154

When should I use unitbuf flag?

1075

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

1139

What is the difference between an array and a list?

1094

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

1132

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

1139

Un-Answered Questions { C++ }

What can I use instead of namespace std?

1211

Why do we use classes in c++?

1119

How is c++ used in the real world?

1100

Describe about storage allocation and scope of global, extern, static, local and register variables?

1306

What is the best way to declare and define global variables?

1429

design a c++ class for the chess board,provide a c++ class definition for such class(only class definition is required)

6743

What is stl stack?

1208

What is polymorphism and example?

1102

What is auto used for in c++?

1116

when to use 'mutable' keyword and when to use 'const cast' in c++

2224

What is multilevel inheritance explain with example?

1214

What is type of 'this' pointer?

1124

What does the ios::ate argument do?

1244

what are function pointers?

1144

What is fixed in c++?

1088

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