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

Can we declare destructor as static? Explain?

3 9152

is java purely oop Language?

HCL, Infosys, TCS,

49 61143

Write any small program that will compile in "C" but not in "C++"

Honeywell,

10 21635

How can you quickly find the number of elements stored in a a) static array b) dynamic array ?

Lucent,

5 14738

How can you find the nodes with repetetive data in a linked list?

Lucent,

1 8607

Why is it difficult to store linked list in an array?

Infosys, Lucent,

6 23371

What is Pure Virtual Function? Why and when it is used ?

Lucent, Sona,

10 79712

How do you know that your class needs a virtual destructor?

Lucent,

5 11639

Why do C++ compilers need name mangling?

Lucent,

3 10751

How can you force instantiation of a template?

ABC, Amazon,

1 6917

Can you explain the term "resource acquisition is initialization?"

Amazon,

1 6133

Explain the ISA and HASA class relationships. How would you implement each in a class design?

3 13418

What are the OOPS concepts?

A1 Technology, Bajaj, CTS, EDS, HP, Infosys, Intel, Microsoft, MNC, Persistent, PlanetSoft, ProConstructor, TCS, Virtusa, Wipro, YSoft Solutions,

106 323062

What is Object and Class? What are the differences between them?

5 11377

What is Inheritance, Multiple Inheritance, Shared and Repeatable Inheritance?

Accenture, L&T,

4 20690

Un-Answered Questions { C++ }

What is Difeerence between List obj=new ArrayList(); and ArrayList obj=new ArrayList()?

2540

What is #include ctype h in c++?

1173

What is the best c++ book?

1268

What is the difference between a declaration and a definition?

1118

What are guid? Why does com need guids?

1055

Write a function to find the nth item from the end of a linked list in a single pass.

983

What are the unique features of C++.

1080

How a macro differs from a template?

1178

State two differences between C and C++.

1171

What is meant by exit controlled loop?

1049

Explain unexpected() function?

1106

What will happen if a pointer is deleted twice?

1184

What is the limitation of cin while taking input for character array?

2081

What is the cout in c++?

1054

What is scope in c++ with example?

1113

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