What is doubly linked list in c++?

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How the programmer of a class should decide whether to declare member function or a friend function?

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How does list r; differs from list r();?

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What is size of a object of following class? class Foo { public: void foo(){} }

2 Answers   CA,

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When should I use unitbuf flag?

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Explain what are single and multiple inheritances in c++?

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What c++ is used for?

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template<class T, class X> class Obj { T my_t; X my_x; public: Obj(T t, X x) : my_t(t), my_x(x) { } }; Referring to the sample code above, which one of the following is a valid conversion operator for the type T? a) T operator T () { return my_t; } b) T operator(T) const { return my_t; } c) operator(T) { return my_t; } d) T operator T (const Obj &obj) { return obj.my_t; } e) operator T () const { return my_t; }

1 Answers   Quark,

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What are destructors?

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Explain rethrowing exceptions with an example?

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What are static and dynamic type checking?

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Explain the properties and principles of oop.

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