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

C++ General Interview Questions

Questions Answers Views Company eMail

What do you mean by persistent and non persistent objects?

1 1433

Is it possible to get the source code back from binary file?

1 1356

What do you mean by early binding?

1066

What is implicit conversion/coercion in c++?

1 1441

What do you mean by storage classes?

1 1582

Describe protected access specifiers?

1221

Can a new be used in place of old mallocq? If yes, why?

1096

How the keyword struct is different from the keyword class in c++?

1038

What is the difference between mutex and binary semaphore?

1213

Define a conversion constructor?

1086

Is it possible to pass an object of the same class in place of object reference to the copy constructor?

1044

What is meant by const_cast?

1126

Write a function that swaps the values of two integers, using int* as the argument type?

1026

How can you differentiate between inheritance and implementation in c++?

1217

Should the member functions which are made public in the base class be hidden?

1032

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Un-Answered Questions { C++ General }

Differentiate between realloc() and free().

1048

What are the different types of polymorphism in c++?

1134

What is binary object model?

1026

What are the comments in c++?

984

Write some differences between an external iterator and an internal iterator? Describe the advantage of an external iterator.

1065

What number of digits that can be accuratly stored in a float (based on the IEEE Standard 754)? a) 6 b) 38 c) An unlimited number

1273

Why do we use pointers in c++?

1039

In c++, what is the difference between method overloading and method overriding?

1138

Why c++ is better than c language?

1019

What are special characters c++?

1021

Explain "const" reference arguments in function?

1053

What is the need of a destructor? Explain with the help of an example.

1027

What's the "software peter principle”?

1149

Why iomanip is used in c++?

1126

What is #include ctype h in c++?

1166

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