What is using namespace std in cpp?


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More C++ General Interview Questions

Write some differences between an external iterator and an internal iterator?

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find the two largest values among the 6 numbers using control structures : do-while,for,if else,nestedif- else ,while. one or two of them.

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What do you mean by const correctness?

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What is a constructor in c++ with example?

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Is c the same as c++?

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Explain the purpose of the keyword volatile.

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Which one is better- macro or function?

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whats the size of class EXP on 32 bit processor? class EXP { char c1; char c2; int i1; int i2; char *ptr; static int mem; };

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How can you create a virtual copy constructor?

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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

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What programming language should I learn first?

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What is a container class? What are the types of container classes?

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