System Modeling on Procurement Software

Context Model

Interaction Model ( Use Case and Sequence Diagram )

Structural Model ( Class Diagram )

Name: Tanvir Ahmed

ID: 14265002

Instructor: Dr. Mustafizur Rahman

1. Context Model:

i. Process Model of Inventory Management of procurement software:

Procurement Software

IT

Accounts

HR

Vendors

Retail

Administrative Management

Product Confirmation

Serial Number Check

Warranty Check

Vendor Check

Location

Management

New

Product

IT Head

Office

Product in

use by

Employee

Branch On Repairment

service Courier service

Vendor Vendor

1. Use Case Modeling:

Senior Procurement Officer

i. Tabular Description of the Product Enrolment:

Procurement Software: Product Enrolment

Actor Senior Procurement Officer, Database Record

Description SPO can insert a product registration to the software, which is authorized by IT and management division. The registration of the product may have serial number, vendor, warranty date, clearance number, and location. SPO can insert and edit the data or the contents regarding to the registration

Data Product information, Location, General Notes

Stimulus User command issues by SPO

Response Confirmation to database update

Comments The SPO must have authorized log in. Confirmation of the saved data is a must. IT head can view any product update and edit/delete any issues

ii. Use cases in the Procurement Software involving the role SPO:

SPO

Product

Enrolment Database

Record

Register

Product

Edit or

Delete

Product

View Product

Info.

Authorize

Requisition

2. Sequence Diagram

i. Sequence Diagram for View Product information:

SPO

P: Product info D: Database PCR5 A: Authorization

View Info

Product Details

Authorize

Authorization

Authorization

OK

Authorization

Fail

Product info

Error (NO Access)

Alt

ii. Sequence diagram for Product Enrolment:

SPO

S

P: Product info D: Database PCR5 A: Authorization P: Product info D: Database PCR5 A: Authorization

Alt

Send info

Product

Info ( ) Update Info ()

Authorize

Authorization

Update Report

Update Ok Message Ok

Send Summery

Update

Summery

Summarize Authorize

Authorization

Summery

Update

HR IT

Admin

Login

OK

Update OK

Message Ok

Logout ( )

3. Classes and Association in the Procurement Software:

i.

ii. The Product Class

Product

Type

Name

Serial Number

Warrenty

Vendor

Location

Condition

Value

Purchase Date

Comment

Senior Procurement

Officer

Product

HR Admin IT Admin

Accounts Admin Managing

Administrator

Vendor

Procurement Officer

Report

Enrolment

Authorize

Report Login

Management Reports

To financial report

Vendor Selection

Maintenance

New ( )

Authorize ( )

RecordNotes ( )

ProductInfo ( )

PurchaceOrder ( )