What is virtual function? Explain with an example


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Can non graphic characters be used and processed in C++?

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List out some of the object-oriented methodologies?

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What does the nocreate and noreplace flag ensure when they are used for opening a file?

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What is lvalue?

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What's the most powerful programming language?

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Is multimap sorted c++?

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How do you invoke a base member function from a derived class in which you’ve overridden that function?

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What is the difference between a baller and a reference in C++?

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what is the size of this class class size { public: char data1; double d; int data2; char data3; double data4; short data5; }; please explain the padding for these double variables.

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What is the standard template library (stl)?

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How many types of comments are there in c++?

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Define pre-condition and post-condition to a member function in c++?

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