Explain the isa and hasa class relationships. How would you implement each?
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Which uses less memory? a) struct astruct { int x; float y; int v; }; b) union aunion { int x; float v; }; c) char array[10];
Differentiate between an external iterator and an internal iterator? What is the advantage of an external iterator.
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What is set in c++?
What are mutator methods in c++?
What is unary operator? List out the different operators involved in the unary operator.
What is purpose of abstract class?
Explain differences between new() and delete()?
What are the main characteristics of C++ as a programming language?
What size is allocated to the union variable?
What is a hash function c++?
Differentiate between the manipulator and setf( ) function?