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

Explain data encapsulation?

1186

Can you please explain the difference between overloading and overriding?

1157

Explain polymorphism?

1133

Do you know what are pure virtual functions?

1212

Can you please explain the difference between using macro and inline functions?

1103

What is prototype for that c string function?

1203

Explain virtual destructor?

1265

Tell me can a pure virtual function have an implementation?

1114

How one would use switch in a program?

1130

Do you know the problem with overriding functions?

1185

What relational operators if statements in c++?

1239

Explain the isa and hasa class relationships.

1110

Explain differences between alloc() and free()?

1228

How can you quickly find the number of elements stored in a a) static array b) dynamic array ? Why is it difficult to store linked list in an array?how can you find the nodes with repetetive data in a linked list?

1339

Will this c++ program execute or not?

1164

Un-Answered Questions { C++ }

If you don’t declare a return value, what type of return value is assumed?

1014

What is encapsulation process?

1115

What are the major differences between C and C++?

1242

What should main() return in c and c++?

1079

Comment on assignment operator in c++.

1180

What is polymorphism oop?

1126

What is static in oop?

1122

When do we use copy constructors?

1141

Write a C++ program to print strings in reverse order.

1004

What apps are written in c++?

1146

Should you pass exceptions by value or by reference?

1197

What is the difference between an enumeration and a set of pre-processor # defines?

1463

What is virtual methods?

1181

Is c++ a float?

1125

List the features of oops in c++?

1104

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