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

C++ General 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

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Un-Answered Questions { C++ General }

What is a pdb file?

1003

Comment on local and global scope of a variable.

1163

what is C++ objects?

1195

what is C++ exceptional handling?

1178

What is c++ course?

1046

What is time_t c++?

1134

Is there a c++ certification?

1062

How do I run c++?

1070

Explain the static storage classes in c++.

1271

What does the following code do: int c=0; cout< a) Undefined *Updated* b) 01 c) 00

1072

What is a storage class? Mention the storage classes in c++.

1026

What are c++ data types?

1169

Is set c++?

1003

Suppose that data is an array of 1000 integers. Write a single function call that will sort the 100 elements data [222] through data [321].

1458

What is difference between malloc()/free() and new/delete?

1170

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