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 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?

1098

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?

952

What is the difference between a reference and a pointer?

1118

What is a down cast?

1112

What is the difference between public and private data members?

1179

When must you use a pointer rather than a reference?

1039

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

1067

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Un-Answered Questions { C++ General }

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

1096

What do nonglobal variables default to a) auto b) register c) static

1157

What is virtual destructor? What is its use?

1076

What is scope in c++ with example?

1113

How long it will take to learn c++?

1047

What are containers in c++?

992

How do I run a program in notepad ++?

1111

Mention the ways in which parameterized can be invoked.

931

Is c++ vector a linked list?

999

What is the error in the code below and how should it be corrected?

764

What is scope operator in c++?

1083

what are the iterator and generic algorithms.

1941

Can union be self referenced?

1158

Explain how functions are classified in C++ ?

1233

Is vector a class in c++?

1049

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