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?

1197

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

1097

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

1006

Explain the concept of dynamic allocation of memory?

1100

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++?

1102

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

1119

Using a smart pointer can we iterate through a container?

1083

Should the this pointer can be used in the constructor?

1027

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?

1081

When should I use unitbuf flag?

1018

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

1083

What is the difference between an array and a list?

1033

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

1085

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

1081

Un-Answered Questions { C++ }

How do you clear a buffer in c++?

963

How is modularity introduced in C++?

1213

What is the importance of oop?

1099

Write a single instruction that will store an EVEN random integer between 54 and 212 inclusive in the variable myran. (NOTE only generate EVEN random numbers)

1950

what is C++ objects?

1195

What is the difference between a template and a macro?

1067

What is inheritance write a program to show use of inheritance?

1147

What is array in c++ example?

1114

What is interface in oop?

1130

What are c++ data types?

1169

explain the term 'resource acquisition is initialization'?

947

What is for loop and its syntax?

1086

Is it possible for a member function to delete the pointer, named this?

1167

How are Structure passing and returning implemented by the compiler?

1139

Can we change the basic meaning of an operator in c++?

1114

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