Question: Assume that RMO will use a relational database as shown
Assume that RMO will use a relational database, as shown in Figure (a). Assume further that a new catalog group located in Milan, Italy, will now create and maintain the catalog. To minimize networking costs, the catalog group will have a dedicated database server attached to its LAN. Develop a plan to partition the RMO database. Which tables should be replicated on the catalog group’s local database server? Update Figure (b) to show the new distributed database architecture.
Answer to relevant QuestionsRevisit the issues raised in the Nationwide Books (NB) case at the beginning of the chapter. Should NB adopt an ODBMS for the new Web-based ordering system? Why or why not?1. Develop a relational database schema in 3NF.2. Develop an ODL database schema.Refer to the description of the State Patrol ticket processing system in the Chapter 5 case studies. Using the ERD and domain model class ...What two key principles are proposed by Norman to ensure good interaction between a person and a computer?Evaluate the online catalog system at your university library (see some of the questions and issues in exercise 2). Write a dialog that shows the interaction between the user and the system. Rewrite the dialog to improve it. ...Explain the system boundary. Why was one used on a DFD but not on a system sequence diagram?
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