1. The website designer needs to be able to customize the look-and-feel of quizzes to match the customer's website. The content author needs to be able to define new quizzes, and the questions and answers for these quizzes. The customer's users need to be able to view and take quizzes. Users should be able to login to your service, and your service should remember what quizzes the user has taken, as well as the score that the user received on the quiz.

2. User View Quiz Submit Quiz View Quiz Scores Login to Quiz Service Create Account User DB Quiz DB Look-and-Feel DB Content Designer View Quiz Content Modify Quiz Content Web Designer View Look and Feel Modify Look and Feel Quiz Service

3. Ethernet Users Customer’s Application Presentation Tier Application Tier Data Tier User DbQuiz Db Look-and-Feel Db User Db Manager Quiz Db Manager Look-and-Feel Db Manager Web Design Service Quiz Authoring Service Quiz ServiceLogin Service Service Aggregator Ethernet