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 do you mean by multiple inheritance and multilevel inheritance? Differentiate between them.

2 14879

Difference between realloc() and free?

HP,

9 26362

What is a template?

7 9862

What are the main differences between procedure oriented languages and object oriented languages?

IBM, Infosys, Wipro,

9 22128

What is R T T I ?

Ness Technologies,

6 16530

What are generic functions and generic classes?

5 22987

What is namespace?

15 32089

What is the difference between pass by reference and pass by value?

Pfizer, TCS,

12 41636

Why do we use virtual functions?

4 15690

What do you mean by pure virtual functions?

8 16194

What are virtual classes?

2181

Does c++ support multilevel and multiple inheritance?

IBS, Wipro,

9 17858

What are the advantages of inheritance?

IBS, TCS,

26 98435

When is a memory allocated to a class?

11 30321

What is the difference between declaration and definition?

IBS,

20 51309

Un-Answered Questions { C++ }

What does new return if there is insufficient memory to make your new object?

1027

What do you mean by function and operator overloading in c++?

1047

Write a syntax and purpose of switch statement.

1020

Describe protected access specifiers?

1217

What is a constructor and how is it called?

1044

I have One image (means a group photo ) how to split the faces only from the image?............ please send the answer nagadurgaraju@gmail.com thanks in advace...

2106

How does c++ structure differ from c++ class?

1121

If class D is derived from a base class B

772

How many types of classes are there in c++?

1038

which operator is used for performing an exponential operation a) > b) ^ c) none

1059

describe private access specifiers?

1230

What is the types of inheritance?

1092

What is namespace std; and what is consists of?

1287

What is inheritance in oop?

1033

Differentiate between realloc() and free().

1045

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