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 63249

What is Virtual Inheritance?

Amazon, Wipro,

7 18489

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

Amazon, TCS, Wipro,

3 14282

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

Wipro,

4 18410

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

Wipro,

4 14961

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

Amazon, Wipro,

8 18556

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

Amazon, Wipro,

7 14022

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

IBM, Oracle, Wipro,

12 77415

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

Belzabar, Citrix, Microsoft, Wipro,

4 24662

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

4 17178

Can inline functions have a recursion? Give the reason?

3 9136

How Virtual functions call up is maintained?

2 10317

What is problem with Runtime type identification?

2 9342

What about Virtual Destructor?

Virtusa,

1 6999

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

HP, iGate, TCS,

18 31461

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Un-Answered Questions { C++ General }

What is c++ vb?

1027

Is set c++?

953

What are references in c++? What is a local reference?

982

What is an accessor in c++?

1020

Difference between delete and free.

1023

Write a program using GUI concept for the scheduling algorithms in Operating system like SJF,FCFS etc..

3790

When can I use a forward declaration?

1032

What are smart pointers?

2161

What is an arraylist c++?

1156

What is null pointer and void pointer and what is their use?

1033

What is the advantage of an external iterator.

977

What function initalizes variables in a class: a) Destructor b) Constitutor c) Constructor

1101

Do the names of parameters have to agree in the prototype, definition, and call to the function?

977

Define upcasting.

984

Write a program using display() function which takes two arguments.

1009

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