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

C++ General Interview Questions

Questions Answers Views Company eMail

Why is it necessary to use a reference in the argument to the copy constructor?

1175

What is a template in c++?

3 1969

You have two pairs: new() and delete() and another pair : alloc() and free(). Explain differences between eg. New() and malloc()

1222

Explain how would you handle a situation where you cannot call the destructor of a local explicitly?

1018

Can we declare a base-class destructor as virtual?

1072

What is the auto keyword good for in c++?

1262

What is the word you will use when defining a function in base class to allow this function to be a polimorphic function?

1231

What are proxy objects in c++?

1235

Specify some guidelines that should be followed while overloading operators?

1262

How a macro differs from a template?

1221

What is the two main roles of operating system?

1124

How do you write a function that can reverse a linked-list?

1171

Describe the advantages of operator overloading?

1081

How are the features of c++ different from c?

1167

How to allocate memory dynamically for a reference?

1095

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Un-Answered Questions { C++ General }

What is the use of turbo c++?

1109

Is there a sort function in c++?

1053

Differences between private, protected and public and give examples.

1121

What is vector string in c++?

1134

What is runtime errors c++?

1169

What is the use of typedef?

1145

What are vtable and vptr?

1197

What are the uses of pointers?

1135

What are activex and ole?

1113

What is the best it certification?

1164

What is c++ stringstream?

1175

Define upcasting.

1093

What is the most powerful coding language?

1105

what is data encapsulation in C++?

1125

Why do we use vector in c++?

1125

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