Question C.3: Construct the system flowchart to show the process of Sale order system (SOS) of the Sallys company with swim lanes. You may assume there are FOUR different swim lanes, namely:

(14%)

1. Account department
2. Sales department
3. Warehouse
4. Customer

Processing in the System:

1. Account department:

1. validate the order info from Sales department
2. produce the invoice and advice
3. send invoice and advice to the customer

2. Sales department:
   1. validates customer information
   2. generates sales order
   3. updates the database
   4. send the sales order to account department and warehouse
3. Warehouse

1. check and collect all the product items
2. and update database accordingly
3. generate delivery order
4. send the product items and delivery order to the customer

4. Customer
   1. validate the product item from warehouse
   2. validate the invoice from Account department
   3. and pay the invoice