• AOU has nine branches located in different countries. Each branch has its own unique country code and a name and manages the student council events situated in the same country. Each branch has one Student Affairs Department who manages the student council and the events. The Department has a unique ID, name, address, phone number and email address. There are two kinds of events: sponsored and non-sponsored; each event has a unique ID, description, a start date, an end date, status (completed or in process). The Student Affairs Department prepares agreement from companies for sponsorship. A company has a unique ID, name, address and an email address. Each company can make several contracts for events, but each event is organized by a single company. Each contract has a unique reference number and a date. Each contract can be two types, short term or long term.
• 5.1 Identify the classes, write down the attributes of the classes from the above scenario
• 5.2 Use the above descriptions to draw an initial class diagram includes classes, associations between classes, multiplicities of associations, and generalization relationships