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

When should you use global variables?

1215

What is a constant reference?

1076

How do you invoke a base member function from a derived class in which you’ve overridden that function?

1116

What does catch(…) mean?

1119

What is a v-table?

1185

If horse and bird inherit virtual public from animal, do their constructors initialize the animal constructor? If pegasus inherits from both horse and bird, how does it initialize animal’s constructor?

1211

What is a try block?

1074

Why can’t you call invariants() as the first line of your constructor?

1026

Do class declarations end with a semicolon?

1083

What is the difference between object-oriented programming and procedural programming?

1233

Do class method definitions?

1044

If a base class declares a function to be virtual, and a derived class does not use the term virtual when overriding that class, is it still virtual when inherited by a third-generation class?

1034

Is the declaration of a class its interface or its implementation?

1174

When is the destructor called?

1033

What is the insertion operator and what does it do?

1049

Un-Answered Questions { C++ }

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

1364

What is doubly linked list in c++?

1083

Carry out conversion of one object of user-defined type to another?

1048

Define an Abstract class in C++?

959

What is the full form of ios?

1072

Which compiler does turbo c++ use?

1082

Explain "const" reference arguments in function?

1055

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

1043

Does c++ have foreach?

1063

What is an arraylist c++?

1220

What problems might the following macro bring to the application?

1057

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

1070

Explain the uses of static class data?

1111

Explain the differences between list x; & list x();.

1016

What is a list in c++ stl?

1164

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