Why is null pointer used?
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Which sort does c++ use?
What type of question are asked in GE code writing test based on c++ data structures and pointers?
What are c++ tokens?
What is main function in c++ with example?
Array base access faster or pointer base access is faster?
What are the classes in c++?
What does the nocreate and noreplace flag ensure when they are used for opening a file?
How will you call C functions from C ++ and vice-versa?
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What is the difference between ++ count and count ++?
Why isn't sizeof for a struct equal to the sum of sizeof of each member?
What is static in c++?
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.