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.
Well, you will find questions if equals method returns true then hashcode method will return the same value. Or may be the reverse, if hashcode method returns the same value then equals method should return true.
Mainly hashcode questions are related to equals method implementation.