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 prototype for that c string function?

1192

Explain virtual destructor?

1251

Tell me can a pure virtual function have an implementation?

1100

How one would use switch in a program?

1116

Do you know the problem with overriding functions?

1170

What relational operators if statements in c++?

1233

Explain the isa and hasa class relationships.

1100

Explain differences between alloc() and free()?

1207

How can you quickly find the number of elements stored in a a) static array b) dynamic array ? Why is it difficult to store linked list in an array?how can you find the nodes with repetetive data in a linked list?

1325

Will this c++ program execute or not?

1160

Describe private, protected and public?

1136

Explain differences between new() and delete()?

1150

What is c++ namespace?

1258

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].

1500

Will the following program execute?

1073

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Un-Answered Questions { C++ General }

What is pair in c++?

1124

What do you mean by function and operator overloading in c++?

1111

Are vectors passed by reference c++?

1051

what kind of projects are suitable for c and c++

1090

What is the meaning of string in c++?

1110

Explain selection sorting?

1130

What are dynamic type checking?

1095

What do you mean by global variables?

1123

What is a sequence in c++?

1072

What is purpose of abstract class?

1127

What is buffer and example?

1088

what is multi-threading in C++?

1111

What is the use of "new" operator?

1180

Why is c++ considered difficult?

1221

Explain the volatile and mutable keywords.

1115

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