1. There is a problem with the specification of the conveyor system relating to the last container of a batch.
a. Explain the problems in text
b. Generate two sequence diagrams demonstrating problem scenarios.
c. Modify the system state chart(mode diagram) to correct the problem.
d. Generate sequence diagrams for the scenarios in b, showing the corrected behaviour.
All diagrams should be accompanied by a narrative explaining your assumptions and design decisions.