C++ Interview Questions
Questions Answers Views Company eMail

What is Copy Constructor?

ABC, Siemens,

5 14158

What is an abstract class?

Siemens,

4 7221

What is the difference between creating an object, using 'new' and using 'malloc'?

Siemens, HFG,

3 8733




What is a virtual base class?

Siemens, Fidelity,

6 18985

What is OOPS and How it is different from Procedural Programming ?

Infosys, HP, Thyrocare,

23 55673

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

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

14 97801

What and all can a compiler provides by default?

Accenture, HP,

3 11538

What are the different operators in C++?

HP,

3 11405

What is the difference between method and message?

HP,

5 43372

What is difference between initialization and assignment?

Infosys, HCL, HP,

12 49496

when can we use copy constructor?

HP,

6 12824

Describe functional overloading?

HP,

6 8235

Difference between Overloading and Overriding?

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

35 182276

Difference between Operator overloading and Functional overloading?

HP,

10 45958

What is virtual constructor paradigm?

HCL, HP,

5 10698







Un-Answered Questions { C++ }

How the endl and setw manipulator works?

60


What is the difference between interpreters and compilers?

109


What is the full name of logo?

51


Is c++ proprietary?

54


What is abstraction and encapsulation?

49






What is the extension of c++?

36


What is class and object in oops?

56


What are the benefits of operator overloading?

69


Explain "const" reference arguments in function?

77


Do we have to use initialization list in spite of the assignment in constructors?

78


What is a local reference?

88


What is the difference between map and hashmap in c++?

38


What is the header file for setw?

56


Will I be able to get a picture in D drive to the c++ program? If so, help me out?

1140


What do you mean by early binding?

89