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

difference between class and object

Chandan, IBM, Magic Soft,

10 13385

what is polymorphism?

4 6630

write a short note on Overloading of Binary Operator?

2 10759

which is the easy way to divide any integer by 2?

Persistent,

2 6053

Copy Linked List using recursive function?

Persistent,

2 7879

If there are 1 to 100 Numbers in array of 101 elements. Which is the easy way to find repeated number?

Persistent,

2 8277

What is size of Empty Class?

Persistent,

3 8155

Ask to write virtual base class code?

Satyam,

2748

Generally variables are stored in heap memory. When he variables are created in stack?

Persistent,

4 8548

How much is size of struct having 1 char & 1 integer?

Persistent,

11 16187

They will ask u question about single linked list?. Write Code for to insert delete node.

Persistent,

2 5824

if there is binary tree which one is the easiest way to delete all child node?

Persistent,

1 6021

What is design patterns in C++?

Persistent,

2 13095

How to use CMutex, CSemaphore in VC++ MFC

Persistent, TCS,

4776

char* ptr = "Rahul"; *ptr++; printf("%s",ptr); What will be the output

Persistent,

9 15682

Un-Answered Questions { C++ }

What is encapsulation process?

1038

Declare a pointer to a function that takes a char pointer as argument and returns a void pointer.

999

Why is polymorphism useful?

1068

How java is different from c and c++?

1195

If a base class declares a function to be virtual, and a derived class does not use the term virtual when overriding that class, is it still virtual when inherited by a third-generation class?

1030

Explain rethrowing exceptions with an example?

1020

What are the different scope C++ provide ?

977

What is long in c++?

1245

What is the difference between an external iterator and an internal iterator?

1098

How do I convert a stl file?

1101

Explain how would you handle a situation where you cannot call the destructor of a local explicitly?

964

What is the operator in c++?

1124

What is property in oops?

1055

What are static member functions?

1108

Name the operators that cannot be overloaded.

1973

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