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C++ General Interview Questions
Questions Answers Views Company eMail

What is the v-ptr?

1167

Do class declarations end with a semicolon? Do class method definitions?

1150

Can member data be public?

1037

What is the difference between the indirection operator and the address of oper-ator?

1120

What are the differences between the function prototype and the function defi-nition?

1101

If a round rectangle has straight edges and rounded corners, your roundrect class inherits both from rectangle and from circle, and they in turn both inherit from shape, how many shapes are created when you create a roundrect?

1103

How do you show the declaration of a virtual constructor?

942

What is a catch statement?

1052

Name four predefined macros.

1040

If you don’t declare a return value, what type of return value is assumed?

953

What is the difference between a reference and a pointer?

1121

What is a down cast?

1114

What is the difference between public and private data members?

1181

When must you use a pointer rather than a reference?

1042

What is the function to call to turn an ascii string into a long?

1067


Post New C++ General Questions

Un-Answered Questions { C++ General }

What are the restrictions apply to constructors and destructors?

1083


What are virtual functions in c++?

1185


What is static class data?

1063


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

1115


What is the correct syntax for inheritance a) class aclass : public superclass b) class aclass inherit superclass c) class aclass <-superclass

1197


Where and why do I have to put the "template" and "typename" keywords?

1049


What is the prototype of printf function?

1187


What is meant by entry controlled loop?

1125


What is c++ hash?

1106


What is the difference between public, private, and protected access?

1071


What is polymorphism & list its types in c++?

1065


What is an iterator class in c++?

1139


In inline " expression passed as argument are evalauated once " while in macro "in some cases expression passed as argument are evaluated more than once " --> i am not getting it plz help to make me understand....

2423


What is virtual destructor? What is its use?

1076


Which is better c++ or java?

984