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 polymorphism & list its types in c++?

1024

Explain the difference between realloc() and free() in c++?

976

What do you mean by “this” pointer?

1045

What do you mean by friend class & friend function in c++?

1023

Explain the difference between abstract class and interface in c++?

944

explain the reference variable in c++?

1029

What is the latest version on c++?

1105

What are different types of loops in c++?

1088

What do you mean by overhead in c++?

1046

List the types of polymorphism in c++?

1061

What do you mean by public protected and private in c++?

1015

What is constructor and destructor in c++?

1068

what is oops and list its features in c++?

1005

What is c++ & why it is used?

1039

What do you mean by function overriding & function overloading in c++?

1119

Un-Answered Questions { C++ }

What is abstraction example?

1061

Write about the stack unwinding?

1026

Explain the advantages of inheritance.

1099

Can we specify variable field width in a scanf() format string? If possible how?

1181

In inline " expression passed as argument are evalauated once " while in macro "in some cases expression passed as argument are evaluated more than once " --> i am not getting it plz help to make me understand....

2389

Is it possible to write a c++ template to check for a function's existence?

974

What is the use of lambda in c++?

983

What is a catch statement?

995

How to call a non virtual function in the derived class by using base class pointer

6448

Why c++ is the best language?

1017

What is virtual table?

1065

Explain the concept of friend function in c++?

1061

What does oop mean in snapchat?

1176

What is a class template in c++?

1020

write string class as your own class in java without using any built-in function

2458

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