What kind of problems can be solved by a namespace?

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What is function overriding in c++?

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How can you quickly find the number of elements stored in a static array?

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What is the difference between an enumeration and a set of pre-processor # defines?

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Write some differences between an external iterator and an internal iterator? Describe the advantage of an external iterator.

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What is tellg () in c++?

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class A { public: void f(); protected: A() {} A(const A&){} }; Examine the class declaration shown above. Why are the default and copy constructors declared as protected? 1. To ensure that A cannot be created via new by a more derived class 2. To ensure that A cannot be copied 3. To ensure that A cannot be used as a base class except when public inheritance has been used 4. To ensure that A cannot be created/copied outside the inheritance chain 5. To ensure that A cannot be instantiated as a static variable

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Can you declare an array without a size in c++?

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Explain the difference between c & c++?

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Why do we need function?

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What is problem with Runtime type identification?

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What is a pointer with example?

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