Explain friend class?
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Write a program to swap 2 chars without using a third varable? char *s = "A"; char *p = "B";
What function initalizes variables in a class: a) Destructor b) Constitutor c) Constructor
what is COPY CONSTRUCTOR and what is it used for?
Is there a datatype string in c++?How is the memory allocation?
What is a concrete class?
What is late binding c++?
Which programming language is best?
Write a function to perform the substraction of two numbers. Eg: char N1="123", N2="478", N3=-355(N1-N2).
What is stl containers in c++?
What is the difference between while and do while loop?
Function can be overloaded based on the parameter which is a value or a reference. Explain if the statement is true.
What is the difference between public, private, protected inheritance?