Why do we use classes in programming?

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Why is c++ not purely object oriented?

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Explain the isa and hasa class relationships.

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Explain how the virtual base class is different from the conventional base classes of the opps.

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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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How can I learn c++ easily?

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Under what conditions is multiple inheritance not recommended?

1 Answers  

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What is else syntax in c++?

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Write a function to find the nth item from the end of a linked list in a single pass.

0 Answers   Huawei,

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How the compilers arranges the various sections in the executable image?

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What are static variables?

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Is it possible to provide special behavior for one instance of a template but not for other instances?

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