Bundle: Database Systems: Design, Implementation, & Management, 13th + Mindtap Mis, 1 Term (6 Months) Printed Access Card
Bundle: Database Systems: Design, Implementation, & Management, 13th + Mindtap Mis, 1 Term (6 Months) Printed Access Card
13th Edition
ISBN: 9781337745703
Author: Carlos Coronel, Steven Morris
Publisher: Cengage Learning
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Chapter 16, Problem 11RQ

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Database Administrator (DBA's) responsibilities:

The person responsible for the maintaining the shared and centralized database is known as Database Administrator (DBA).

The role and responsibilities of the DBA varies from organization to organization based on the size of the organization. Based on the organization, DBA defined either in line position or staff position.

Staff position does have access to the database only to retrieve results from the database and unable to resolve any major conflicts. In a line position, DBA have the authorization to plan, implement, maintain and monitor the database policies to ensure security of the database...

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A Personal Address Book application program allows the user to add, delete, search, save, and load contact information. The program separates the user interface (command-line) and the internal processing subsystem. The internal processing system consists of the following classes: • • Contact Manager (responsible for add and delete operations) Contact Finder (responsible for the search operation) pataManager (responsible for save and load operations) a. What design pattern can be used to implement the user interface? Explain your answer using a class diagram for the entire system. b. Draw a UML sequence diagram to show the behavioral view of the Personal Address Book program, demonstrating what happens when a user enters new contact information.
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