Scanning Item < Checkout Calculate Net Price Including Taxes < < < ∙D Payment Applying Loyality Points 웃

Programming Logic & Design Comprehensive
9th Edition
ISBN:9781337669405
Author:FARRELL
Publisher:FARRELL
Chapter8: Advanced Data Handling Concepts
Section: Chapter Questions
Problem 17RQ
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Based on below drawing of use case diagram (cashier supermarket), Create Sequence Diagram (drawing+explanation) using combined fragment :

  1. Branches and Loops
  • alt (Alternative interaction) vs opt (Optional interaction)
  • loop (Repeated interaction) vs break (Exception interaction)

     2. Concurrency and Order

  • seq (Weak order) vs par (Concurrent interaction)
  • strict (Strict order) vs critical (Atomic interaction)

     3. Filter and Assertions

  • ignore (Irrelevant interaction) vs consider (Relevant interaction)
  • assert (Asserted interaction) vs neg (Invalid interaction)
of
웃
Customer
ok
웃
Admin
<Include>
Scanning Item
<<Include>
Checkout
Return Item
<<Include>
(Cancel Transaction
Manage Users
Calculate Net Price
Including Taxes
Update Inventory
<Include>
<<Include>
<Include>
<<Include>
<Include>
Payment
Applying Loyality
Points
Print Receipt
Inventory Report
<<Include>
Generate Sales
Report
Login
Recorded for
Inventory
웃
Cashier
웃
SPV Store
Transcribed Image Text:of 웃 Customer ok 웃 Admin <Include> Scanning Item <<Include> Checkout Return Item <<Include> (Cancel Transaction Manage Users Calculate Net Price Including Taxes Update Inventory <Include> <<Include> <Include> <<Include> <Include> Payment Applying Loyality Points Print Receipt Inventory Report <<Include> Generate Sales Report Login Recorded for Inventory 웃 Cashier 웃 SPV Store
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