a. Draw a Use Case diagram
b. Prepare an activity diagram
c. Prepare sequence diagram d. Define the pre and post conditions
e. Prepare a flow of events
f. Identify an alternate path
Situation?A: An automated checkout. There are two checkout lanes that can be used at the same time. One lane is an express lane for 10 items or less. As a customer approaches the check-out a sensor detects the presence of the customer and the process begins. The customer always starts out by scanning the item, then moves to place the item on the conveyor. When finished the items purchased are bagged and placed in the cart. Provide any assumptions you make.
Situation B: Student Registration System The registration system will allow students to access the system, register for courses and view grades from personal computer logged into the campus LAN. Professors will be able to access the system to record grades. Provide your assumptions
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