C++ General Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

C++ General Interview Questions

Questions Answers Views Company eMail

Write about c++ storage classes?

1254

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

1154

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

1047

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?

1138

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

1165

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

1183

Using a smart pointer can we iterate through a container?

1144

Should the this pointer can be used in the constructor?

1076

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?

1146

When should I use unitbuf flag?

1072

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

1138

What is the difference between an array and a list?

1090

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?

1137

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Un-Answered Questions { C++ General }

Is c++ the hardest programming language?

1178

What is the basic difference between C and C++?

1237

What is input operator in c++?

1087

How does the copy constructor differ from the assignment operator (=)?

1194

What is c++ 11 and c++ 14?

1111

How to allocate memory dynamically for a reference?

1097

What is exception handling? Does c++ support exception handling?

1087

Explain the operation of overloading of an assignment operator.

1231

What are files in c++?

1092

What is expression parser in c++

2564

What are the advantages of c++ over c?

1138

What are the advantages of using pointers in a program?

1195

What are the new features that iso/ansi c++ has added to original c++ specifications?

1210

What are structs in c++?

1087

What are default parameters? How are they evaluated in c++ function?

1225

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