C++ General Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

C++ General Interview Questions

Questions Answers Views Company eMail

What is the difference between public, private, protected inheritance?

Wipro,

12 63801

What is Virtual Inheritance?

Amazon, Wipro,

7 18836

What is the difference between operator new and the new operator?

Amazon, TCS, Wipro,

3 14517

What happens if an exception is throws from an, object's constructor and object's destructor?

Wipro,

4 18628

What is the difference between Pointer and a Reference? When you would use them?

Wipro,

4 15188

What are the differences between a struct in C and in C++?

Amazon, Wipro,

8 18876

What are the differences between a struct and a class in C++?

Amazon, Wipro,

7 14312

What are the differences between public, private, and protected access?

IBM, Oracle, Wipro,

12 77937

What is the difference between a copy constructor and an overloaded assignment operator?

Belzabar, Citrix, Microsoft, Wipro,

4 24894

How do you link a C++ program to C functions?

4 17382

Can inline functions have a recursion? Give the reason?

3 9291

How Virtual functions call up is maintained?

2 10443

What is problem with Runtime type identification?

2 9466

What about Virtual Destructor?

Virtusa,

1 7098

What are advantages of C++ when comparing with C?

HP, iGate, TCS,

18 32078

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Un-Answered Questions { C++ General }

Define pointers?

1039

Can member data be public?

1032

Eplain extern keyword?

1026

What is low level language in simple words?

1030

What is iomanip c++?

1075

how to connect with oracle 9i with server in socket program in c/c++

2338

Difference between declaration and definition of a variable.

1130

When to use “const” reference arguments in a function?

1062

What is the most powerful coding language?

1051

Differences between private, protected and public and give examples.

1050

Explain dangling pointer.

1119

When should you use global variables?

1209

Define a conversion constructor?

1080

Explain the difference between using macro and inline functions?

1118

What is encapsulation in c++ with example?

993

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