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 does flush do?

987

Why do we use structure in c++?

1076

Do vectors start at 0?

990

What is the full form of dos?

1155

Why was c++ made?

1089

Why do we use setw in c++?

1111

Why is swift so fast?

1122

Why cstdlib is used in c++?

1037

Why do we use pointers in c++?

1042

Why do we need runtime polymorphism in c++?

1022

Why is c++ considered difficult?

1149

Why do we use classes in c++?

1061

Are php strings immutable?

1053

Why do we need constructors in c++?

1108

What is std :: flush?

1067

Un-Answered Questions { C++ }

Where is atoi defined?

1141

Define the process of handling in case of destructor failure?

1061

What is protected inheritance?

1049

What is data type in c++?

1010

Why do we use polymorphism in oops?

1041

Why was c++ made?

1089

Is it possible to use a new for the reallocation of pointers ?

1060

Can you be bale to identify between straight- through and cross- over cable wiring? And in what case do you use straight- through and cross-over?

993

What is pure virtual function?

1063

What is c++ iterator?

1141

program explaining feautures of c++

2436

How one would use switch in a program?

1075

What are separators in c++?

1089

What is the use of 'using' declaration in c++?

1135

What is polymorphism what is it for and how is it used?

1016

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