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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What is the difference between inline functions and macros?

5 Answers  

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What are its advantages and disadvantages of multiple inheritances (virtual inheritance)?

0 Answers  

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What is the latest version on c++?

0 Answers  

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Write a C/C++ program that connects to a MySQL server and checks if the InnoDB plug-in is installed on it. If so, your program should print the total number of disk writes by MySQL.

4 Answers   Webyog,

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sizeof - is it a function or operator?

6 Answers   Honeywell,

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Why c++ is not a pure oop language?

0 Answers  

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What is null pointer and void pointer and what is their use?

0 Answers  

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What is the exit function in c++?

0 Answers  

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Why do we need function?

0 Answers  

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What are shallow and deep copies?

0 Answers  

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What is the difference between prefix and postfix versions of operator++()?

0 Answers  

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