Hi, I guess you are asking this question w.r.t OOAD-UML ?!? If yes, then please ask in OOAD forum.
• Sun Certified Programmer for Java 2 Platform (SCJP2)
• IBM Certified Professional for Object Oriented Analysis and Design with UML
• IBM Certified System Administrator for WebSphere Application Server v5.0
• Certified Business Analysis Professional (CBAP®)
Evildoers! Eat my justice! And this tiny ad's justice too!