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

STL (140)
OOPS (873)
C++ General (2409)

C++ Interview Questions

Questions Answers Views Company eMail

What is Copy Constructor?

ABC, Siemens,

5 33040

What is an abstract class?

Siemens,

6 13001

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

HFG, Siemens,

3 13591

What is a virtual base class?

Fidelity, Siemens,

6 25633

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

HP, Infosys, Thyrocare,

23 74908

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

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

14 111872

What and all can a compiler provides by default?

Accenture, HP,

3 16621

What are the different operators in C++?

HP,

3 14603

What is the difference between method and message?

HP,

5 58707

What is difference between initialization and assignment?

HCL, HP, Infosys,

12 66546

when can we use copy constructor?

HP,

6 17651

Describe functional overloading?

HP,

6 13013

Difference between Overloading and Overriding?

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

35 205942

Difference between Operator overloading and Functional overloading?

HP,

10 54477

What is virtual constructor paradigm?

HCL, HP,

5 16728

Un-Answered Questions { C++ }

what is C++ exceptional handling?

1108

How many characters are recognized by ANSI C++?

1365

What is interface in oop?

1079

What is the difference between an external iterator and an internal iterator? Describe an advantage of the external iterator.

1012

What are the 4 main oop principles?

1178

write a programme to get a character and thier ASCII value

2998

What are the different scope C++ provide ?

936

What is latest update of C++ ?

1046

How to convert integer to string in C++

841

explain the reference variable in c++?

1020

What is the role of static keyword for a class member variable?

1036

What is null pointer and void pointer?

1014

What is the full form nasa?

1041

What do you mean by function pointer?

1054

Why is oop better than procedural?

1033

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