What exactly is polymorphism?
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What do you mean by public, private, protected and friendly?
What is inheritance in simple words?
why overriding?
What is multidimensional array?
Why do we use virtual functions?
Following are the class specifications: class {int a}; class {int b}; Using friend funtion,calculate the max of two objects and display it.
What is the renewal class?
create a class complex having real and imaginary part of a complex no. as a data member. overload the binary operators(+,- and *) to perform the operations on complex no. objects. overload binary operator using friend function.
2 Answers CTS, Delhi University,
what is difference between String s=new String("vali"); String s="vali"
What is the significance of classes in oop?
Can we call a base class method without creating instance?
what is costructor?