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 104873

What and all can a compiler provides by default?

Accenture, HP,

3 14101

What are the different operators in C++?

HP,

3 13058

What is the difference between method and message?

HP,

5 55613

What is difference between initialization and assignment?

HCL, HP, Infosys,

12 59327

when can we use copy constructor?

HP,

6 15254

Describe functional overloading?

HP,

6 10788

Difference between Overloading and Overriding?

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

35 194393

Difference between Operator overloading and Functional overloading?

HP,

10 50802

What is virtual constructor paradigm?

HCL, HP,

5 13482

when can we use virtual destructor?

HCL, HP, Virage Logic,

7 24250

What is the difference between Class and Structure?

HP, IBM, Samsung, TCS,

40 216790

What is size of null class?

HP,

6 15557

Is structure can be inherited?

HP, ST Micro,

5 15676

How the V-Table mechanism works?

HP,

6 21192


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Un-Answered Questions { C++ General }

What is pointer -to-members in C++? Give their syntax?

569


What is the use of turbo c++?

527


What is an operator in c++?

582


What are the classes in c++?

612


What apps are written in c++?

573






Why are pointers used?

545


Why do we need function?

571


What is virtual destructor? What is its use?

546


Why was c++ created?

518


What are arithmetic operators?

506


Describe delete operator?

593


What is the use of lambda in c++?

534


Refer to a name of class or function that is defined within a namespace?

571


Explain the properties and principles of oop.

498


What is namespace & why it is used in c++?

581