Unformatted text preview: Allow customer to re-enter credit card information and re-try Alternative: Regular customer 3a. System displays current shipping information, pricing information, and last four digits of credit card information 3b. Customer may accept or override these defaults Return to primary scenario at step 6 Here's an example of a use case diagram : Stick figures represent actors (human or computer systems in roles ), such as Trader • Ellipses represent use cases (behavior as seen by users) • What can user do with the system? • E.g., Trader interacts with Trader Contract via a Trade Commodities transaction • <<include>> inserts a chunk of behavior...
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- Fall '08
- Software engineering, Authorization, credit card information