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C++ General Interview Questions
Questions Answers Views Company eMail

Difference between Top down and bottom up approaches for a given project ?

BSNL, CSC, HCL, HP, IIT, Infosys, Siemens,

14 100049

What and all can a compiler provides by default?

Accenture, HP,

3 12293

What are the different operators in C++?

HP,

3 11899

What is the difference between method and message?

HP,

5 47111

What is difference between initialization and assignment?

HCL, HP, Infosys,

12 52433

when can we use copy constructor?

HP,

6 13569

Describe functional overloading?

HP,

6 8918

Difference between Overloading and Overriding?

Appnetix Techno, GameLoft, HP, IBM, NIIT, Rohde and Schwarz,

35 186114

Difference between Operator overloading and Functional overloading?

HP,

10 47266

What is virtual constructor paradigm?

HCL, HP,

5 11497

when can we use virtual destructor?

HCL, HP, Virage Logic,

7 22066

What is the difference between Class and Structure?

HP, IBM, Samsung, TCS,

40 207814

What is size of null class?

HP,

5 13295

Is structure can be inherited?

HP, ST Micro,

5 14148

How the V-Table mechanism works?

HP,

6 19773


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Un-Answered Questions { C++ General }

Can a program run without main in c++?

238


How do I download c++?

218


What is function overloading c++?

232


Who made c++?

237


Why cout is used in c++?

234






What is const pointer and const reference?

263


What is flush c++?

222


Explain deep copy and a shallow copy?

248


What is flush () in c++?

227


Which of the following is not a valid declaration for main() a) int main() b) int main(int argc, char *argv[]) c) They both work

252


What is difference between array and vector in c++?

210


Can we define a constructor as virtual in c++?

253


Can non graphic characters be used and processed in C++?

274


What is data hiding c++?

233


What is virtual table?

256