You can do it by hand or in Visio or any other similar software.

In the Hotel management domain, we have the following concepts: Hotel Reservation Meeting room Catering Service Hotel chain Hilton Ballroonm Internet Service Parking Service Hotel room Hilton San Diego Bayfront Guest Room TV Service Guest Item on bill You are asked to design a model, using a UML class diagram to relate the abovementioned concepts: Correctly use UML notations for relations such as generalization, association, aggregation, composition. Be careful to distinguish objects from classes. a) appropriate c) For each Class in your diagram, you should define at least one attribute and one operation. d) Use multiplicity whenever appropriate. e) Note that if you are not sure about a concept, you should do research on the problem domain