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 the use of volatile variable?

1035

If a header file is included twice by mistake in the program, will it give any error?

1008

What do you mean by translation unit?

1043

If you want to share several functions or variables in several files maitaining the consistency how would you share it?

938

What are the two shift operators and what are their functions?

1044

What do the header files usually contains?

1015

How to declare a pointer to an array of integers?

1088

What is the difference between global variables and local variable

1001

Keyword mean in declaration?

1013

What size is allocated to the union variable?

1016

How to declare a function pointer?

962

What are structures and unions?

957

What do you mean by enumerated data type?

1010

Why isn't sizeof for a struct equal to the sum of sizeof of each member?

958

why is iostream::eof inside a loop condition considered wrong?

1021

Un-Answered Questions { C++ }

What is the use of typedef?

1052

What are "pure virtual" functions?

1063

What are guid? Why does com need guids?

1017

How does code-bloating occur in c++?

1147

What is #include iostream in c++?

1014

What are stl algorithms?

1125

Mention the ways in which parameterized can be invoked.

901

How do I tokenize a string in c++?

1038

declare an array of structure where the members of the structure are integer variable float variable integer array char variable access all elements of the structure using dot operator and this pointer operator

2318

What is c++ mutable?

1089

What is capacity in vector in c++?

949

What is the extraction operator and what does it do?

1044

Is c++ harder than java?

1017

What is byval and byref? What are differences between them?

2160

How do you add an element to a set in c++?

946

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