1 IM341 -Gilbert Glass Manual Level 0 DFD Teaching Notes using 4 key information processes PROCESS 1 - Create Sales Orders: 2 inputs and 4 outputs. Inputs into 1.0 Receive Customer Orders (and points of origin): Narrative source: 1- Customer orders coming in from the Customer (source) From paragraph 3- customer purchase orders come in (From studying module 2, you should know the source of a customer purchase order is the customer.) 2- Credit data coming in from a customer credit data store From paragraph 3- Needs data to … perform(s) credit checks (From studying module 2, you should know the source of customer credit data order is a customer master file or a customer credit reference file.) Outputs from 1.0 Receive Customer Orders (and points of destination): Narrative source: 1- Approved sales order (aka confirmation of sales order) going into the Process 3.0 Bill Customers From paragraph 3- prepares…sales order… sends … to billing (As you read on, you learn that it is used in process 3.) 2- Picking/packing data (via approved sales order documents) going into the Process 2.0 Record Picking and Shipments From paragraph 3- prepares…sales order… sends … to the inventory warehouse (As you read on, you learn that it is used in process 2.) 3- Sales order record (copy of sales order document and customer order document) going into a Sales Order transaction data store From paragraph 3- He files one copy… along with the .. customer order. (From studying module 2, you should know the each process needs to create a transaction file, and this is the transaction file for this manual sales orders process. ) 4-Order Rejection notice to Customer (sink) From paragraph 3- A rejection letter is … sent, along with the customer order document, to the customer PROCESS 2 - Record Picking and Shipments: 1 input and 4 outputs. Inputs into 2.0 Record Picking and Shipments (and points of origin): Narrative source: 1- Picking/packing data (via approved sales order documents) coming in from Process 1.0 Receive Customer Orders From paragraph 4- Once the sales orders reach Rosemary . (See outputs form process 1.) Outputs from 2.0 Record Picking and Shipments (and points of destination): Narrative source: 1- Filled order inventory quantities going into the Inventory data store From paragraph 4- updates the inventory records 2- Shipment data (via shipping notice, bills of lading, packing slip) that accompanies shipment to the Customer (sink) From paragraph 5- Distributed to the customer…the bill of lading, shipping notice, and packing slip 3- Shipment record (via sales order and shipping notice documents) into the Shipping transactions data store From paragraph 5- files the .. sales order and the ..shipping notice. (From studying module 2, you should this is the transaction file for this manual shipping process. ) 4- Picked data (via sales order document) to Picking transactions data store From paragraph 4- (Rosemary) files her copy of the sales order. (From studying module 2, you should this is the transaction file for this manual shipping process. )2 REMINDERS – 1-On a level 0 dfd, do not show data flows between substeps in a process. That is why you not show the sales order and packing slip data flowing from picking to shipping steps. You would not show this data flow until you create a drill down, lower level dfd of this process (e.g., a level 1 dfd that includes a 2.1 picking process separate from a 2.2 shipping process). 2- DO NOT model the movement of goods on a dfd. You model data flows only. PROCESS 3 – Bill Customers: 2 inputs and 5 outputs. Inputs into 3.0 Bill Customers (and points of origin): Narrative source: 1- Approved sales order (aka confirmation of sales order) coming in from Process 1.0 Receive Customer Orders From paragraph 6- processes the sales order. (See outputs from process 1.) 2- Price data from a Prices data store From paragraph 6- prices retrieved from a master price list Outputs from 3.0 Bill Customers (and points of destination): Narrative source: 1- Bill (via Sales invoice and remittance advice) to the Customer (sink) From paragraph 6- the invoice and the remittance advice are sent out to the customer as a bill 2- Sales journal entry to the Sales Journal data store From paragraph 6- invoice is used to update the sales journal. 3-Inventory sold ($) to Inventory data store From paragraph 6- invoice is used to update …the inventory subsidiary ledger 4-Credit sales data by customer to Accounts Receivable data store From paragraph 6- invoice is used to update the … accounts receivable ledger. 5-Sales billed record (via sale order and invoice documents) to billing transaction data store From paragraph 6- Invoice is added to the file with sales order. (From studying module 2, you should this is the transaction file for this manual billing process. ) PROCESS 4 – Record Customer Payments: 1 input and 5 outputs. Inputs into 4.0 Record Customer Payments (and points of origin): Narrative source: 1- Payments (checks and remittance advices) from the Customer (source) From paragraph 7- customer sends a check along with the remittance advice back Outputs from 4.0 Record Customer Payments (and points of destination): Narrative source: 1- Payment journal entry to the Cash Receipts Journal data store From paragraph 7- updates the cash receipts journal 2- Payment data by customer to the Accounts Receivable Subsidiary Ledger data store From paragraph 7- credits the customer’s account in the accounts receivable ledger 3- Deposit (customer checks) to the Bank (sink) From paragraph 7- sends the checks to the bank for deposit 4- Remittance advices (cash receipts payment records) to the Cash Receipts transaction data store (you could also call Remittance advice data store) From paragraph 7- files the remittance advices 5- Daily Receipts to Remittance List data store From paragraph 7- files the remittance lists REMINDER–On a level 0 dfd, do not show data flows between substeps in a process. That is why you not show the checks and remittance advices data flowing from the opening checks subprocess performed by the mailroom to the recording step performed by the cashier. You would not show this data flow until you create a drill down, lower level dfd of this process (e.g., a level 1 dfd that includes a 4.1 open mail process separate from a 4.2 record remittances to cash receipts journal).3 Gilbert Glass Manual Context Diagram A