Why null pointer is used?
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What is a "RTTI"?
What is conditions when using boolean operators?
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.
What are the advantages of c++? Explain
What is the difference between static global and global ?
Define a nested class. Explain how it can be useful.
Floating point representation and output seems to be compiler dependent?
What is the difference between *p++ and (*p)++ ?
Can we get the value of ios format flags?
Difference between struct and class in terms of access modifier.
What is low level language in simple words?
What are c++ data types?