systems analysis and design 7

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  1. Consider the system sequence diagrams shown in Figure 5-6 then 5-8 and 5-9, the SSD showing customer account associative entity. Does this model limit a customer to enroll in more than one account at a time? Does the model allow an account to contain more than one customer? Does the model allow a customer to enroll in several accounts of the same type at the same time? Does the model store information about all accounts for all customers? Does the model store information about all customers of same account type?
  2. Again consider the system sequence diagram shown in Figure 5-10. Add the following to the diagram and list any assumptions you had to make. For example, consider — addBackOrderstatus, addSalestax, addDiscounts(if any),addShipdate, addCustomeraddress, addCustomerphone(etc) to sale. After completion, review what is input and output. Note if SSD is a good model for valuing input and output information.
  3. Complete all ODD review problems listed on page 144-145. Do not write the question, simply respond with your answer.

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