New Process
Ticket & Receipt SystemUserchoosingmealonmenu
Userswapsmoneyformenuitem
User swaps money for menu item
Order
processed
Choice made
Transaction
record
Cooks
preparing
Ticketprin
ted
Student card
validation
ID Check
Order cancelled
"insert ID"
"Invalid ID"
Food Dispenser
Drink or no drink
Food without
drink
"Thank you for saving plastic" - if no drink
Dispense
food
Dispense drink
Sensors detect if correct
currency is inserted
instead of fake money
Cafeteriafoodsystem
Cafeteria food system
Select menu item
Daily menu
items
Verified
Costs
Ingredients
per item
Daily selected foods
Cash collection
invalid currency
Error protocol
Invalid currency
Receipt printed
"Proceed to collection Terminal"
School cafeteria database
Summary/Description:
This is the process diagram of a food dispensation
system at a cafeteria. The user interacts with two
terminals. One terminal helps the user make food
choices and make payments. The second terminal
dispenses the food that is cooked and placed by the
chefs inside the belt system. Money is collect and
ticket + receipt are printed.
Each day the School
database lists out
different combinations of
foods as per instruction
of the scripts. Chef's
decisions were integrated
into the scripts.
Valid ID
with drink
no drink
Missing task types -1
Missing message flow -1
This type of End is used within a Transaction Sub-Process. -1
Missing description of decision. -1
This rule event does not do any decision. -1
Bad naming of tasks.
It should be verb + noun in general. -1
Result: 6