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

write a program in c++ to implement stack using functions in header file stack.h

Google, Subex,

3 22920

implement stack using stack.h headerfile functions

Exilant, GMG, Subex, University,

1 9943

what is static function

Patni,

2 7271

why the size of an empty class is 1

4 12334

is throwing exception from a constructor not a good practice ?

Ericsson,

5 11436

swapping program does not use third variable

TCS,

5 8559

how to find no of instances of an object in .NET?

Infosys,

1 5547

How Do you Code Composition and Aggregation in C++ ?

IBM, NET,

3 25452

Please tell me the oops concept with detailed answer

EEE,

9 17296

how to swap to variables without using thrid variable in java?

5 8436

what is the usage of clas templates

5 7410

why can't we declare data member of class auto register or extern

1 5593

difference between c and c++?

Cognizant, IBM, Infosys, Oracle, Sarva Shiksha Abhiyan, Wipro,

38 127118

Tell me the scenario,Where we can use interfaces or Abstract class.And What is the difference between interfaces and abstract class?

5 19874

i had specified the access specifier for abstarct class member like (pure virtual function) as private.But it can be accessed by the derived class.How the private member of one class is accessed by other class.if any body face this problem and found the solution plz reply to me.

Syntel,

1 4791

Un-Answered Questions { C++ }

Keyword mean in declaration?

1056

Why do we need function?

1049

Define the operators that can be used with a pointer.

1047

Why are arrays usually processed with for loop?

1233

Where do I find the current c or c++ standard documents?

1087

What is the purpose of enum?

1007

Why are pointers not used in c++?

1129

what are the iterator and generic algorithms.

1964

Write a program to generate the Fibonocci Series in C++.

962

Explain deep copy?

1052

What is the use of object in c++?

1097

What is a down cast?

1104

Why would you use pointers in c++?

1148

What is the point of oop?

1184

What is the oops and benefits of oops programming?

971

For More Un-Answered { C++ } Questions Click Here