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 the difference between and interface and an abstract class ?

IBM, Infosys, Ness Technologies,

4 36522

What is polymorphism ? Explain with examples

Ness Technologies,

8 27679

features of OOPS

Ness Technologies, Satyam,

22 60948

what is multi level inheritance give n example ?

HDFC, Hulas Steel, Ness Technologies,

13 67295

Can we have a private constructor ?

HSBC, Ness Technologies, TCS, Wipro,

12 52111

Can we have a private virtual method ?

Ness Technologies,

8 17343

How would you stop a class from class from being derived or inherited.

Ness Technologies,

18 26251

What is multiple inheritance ?

Blue Star, C DAC, CDAC, Impetus, Ness Technologies, Softvision Solution,

17 28555

We have a scale and 7 balls. 1 ball is heavier than all the rest. How to determine the heaviest ball with only 3 possible weighing attempts?

IBM, Sage, Vertex,

8 28868

What is a linked list?

IBM, Neural Info,

10 13617

Name an advantage of linked list over array?

IBM, Infosys,

11 26662

Name an advantage of array over linked list?

GML, IBM, Software Solutions,

24 62428

Have you ever used threads?

Adobe, IBM,

3 10171

Should you protect the global data in threads? Why or why not?

IBM,

2 10938

Have you ever interfaced with a database?

IBM,

2 6237

Un-Answered Questions { C++ }

What is pure virtual function?

1110

Where must the declaration of a friend function appear?

1024

What are the 4 types of library?

1254

What is the disadvantage of using a macro?

1188

What is a set in c++?

1034

What are inline functions? What is the syntax for defining an inline function?

1220

What does and I oop and sksksk mean?

1236

If dog is a friend of boy, and terrier derives from dog, is terrier a friend of boy?

1090

Why oops is important?

1203

What polymorphism means?

1137

How to generate random numbers in C++ with a range?

1001

What is the latest version on c++?

1186

Evaulate: 22%5 a) 2 b) 4 c) 0

1149

How to tokenize a string in c++?

1114

How much do c++ programmers make?

1163

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