Read Level 1 DFD ATM text version

By Dr. Husam Al Hamad

DFD EXAMPLES

1

Some DFD Rules

2

Some DFD Rules

3

DFD Work Process Before BPR

4

DFD Work Process After BPR

5

WebStore System ­ Level 0

6

Student Administration Process ­ Context Diagram

Form more details about this charts: http://www.akyokus.com/courses/Spring2002/CTP218/dfd_example.htm

7

Student Administration Process ­ Level 0

8

Registration System ­ Context Diagram

Form more details about this charts: http://community.mis.temple.edu/mis2101sec101f10/files/2010/09/Chapter9_Developing-Info-Sys_Business-Processes-Modeling1.ppt

9

Registration System ­ Level 0

10

Buying Groceries ­ Context Diagram

Bill Shopper Grocery needs Buy groceries Order/Payment Store

Form more details about this chart: http://community.mis.temple.edu/mis2101sec101f10/files/2010/09/Chapter9_Developing-Info-Sys_Business-Processes-Modeling1.ppt

11

ATM System ­ Level 0

Pin error

Invalid

Pin on card

Get card

Card details

Customer

Validate pin

PIN Details

Enter pin

PIN Amount

balance

Check balance

Amount

Balance

Enter amount

Balance error

Invalid

Form more details about this chart: http://www.comp.glam.ac.uk/pages/staff/iowens/business/atm.ppt

12

Inventory System ­ Context Diagram

Form more details about this charts: http://hit.ac.il/staff/leonidM/information-systems/ch24.html

13

Inventory system ­ Level 0

14

Inventory System ­ Level 1 - Process 4

15

The End

DR. HUSAM AL HAMAD

16

Information

Level 1 DFD ATM

16 pages

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