How to implement is-a and has-a class relationships?

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What is a float in c++?

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Discuss the effects occur, after an exception thrown by a member function is unspecified by an exception specification?

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What is flag in computer?

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What happens when a function throws an exception that was not specified by an exception specification for this function?

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What is c++ library?

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How can I learn c++ easily?

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What is a far pointer? where we use it?

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class X { private: int a; protected: X(){cout<<"X constructor was called"<<endl;} ~X(){cout<<"X destructor was called"<<endl} }; Referring to the code above, which one of the following statements regarding "X" is TRUE? a) X is an abstract class. b) Only subclasses of X may create X objects. c) Instances of X cannot be created. d) X objects can only be created using the default copy constructor. e) Only friends can create instances of X objects.

2 Answers   Quark,

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Is c++ slower than c?

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Does c++ have finally?

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If horse and bird inherit virtual public from animal, do their constructors initialize the animal constructor? If pegasus inherits from both horse and bird, how does it initialize animal’s constructor?

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