What is #include iostream h 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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Is dev c++ free?

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What is runtime polymorphism in c++?

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When do we run a shell in the unix system? How will you tell which shell you are running?

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Explain the need for "Virtual Destructor"?

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What is setw manipulator in c++?

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Explain the different access specifiers for the class member in c++.

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Name the implicit member functions of a class.

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Do you know what is overriding?

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Can c++ do everything c can?

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What is the use of this pointer in c++?

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