This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
Hi Satishind, API says "Some collections allow duplicate elements and others do not " So I guess, you cannot really say a) is true. I have come across this kind of answer before... and I wondered myself.... correct me if I am wrong here.. thanks