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?

1082

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

1045

What do you mean by translation unit?

1093

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

984

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

1088

What do the header files usually contains?

1054

How to declare a pointer to an array of integers?

1140

What is the difference between global variables and local variable

1060

Keyword mean in declaration?

1057

What size is allocated to the union variable?

1055

How to declare a function pointer?

995

What are structures and unions?

1001

What do you mean by enumerated data type?

1049

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

996

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

1054

Un-Answered Questions { C++ }

What is virtual function? Explain with an example

1096

What is super in oop?

1171

Mention the ways in which parameterized can be invoked. Give an example of each.

1059

How does code-bloating occur in c++?

1198

What is encapsulation in simple terms?

1038

What is a syntax in c++?

1158

Ask to write virtual base class code?

2752

What is object-oriented programming? Webopedia definition

1256

How the virtual functions maintain the call up?

1172

Is c++ vector a linked list?

996

What are the two types of comments, and how do they differ?

1132

What is meant by multiple inheritance?

1246

Why is that unsafe to deal locate the memory using free( ) if it has been allocated using new?

1076

daily Routine of father

1408

What are the benefits of operator overloading?

1210

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