In this section we will learn the necessary background information to be able to complete the milestones of this case study. Eliminate hardcopy unauthorized data telephone access or modification. Describe time required by administrator to maintain employee information from 12 hours per week to 1 or Students should realize that based on additional interviews they may need to revise this matrix to reflect new problems, opportunities, directives, and changes in their understanding of urgencies and priorities. An Employee will specify one or more MiscDeductions. For example, we have encountered clients who have mentioned that they envisioned expected? But make sure each non-key attribute exists in only one entity.

This use case is initiated when a user selects the option to search the employee directory. Employees unable to quickly locate other employees, company mailings being sent to the wrong addresses, and payroll checks unable to be delivered. If you have not already drawn a Context Diagram in Milestone 2, draw one now based on the meeting transcript in Exhibit 2. New system must be secured to prevent 2. During this milestone you will first construct a context diagram to establish project scope and boundaries. Finally you will construct a system data flow diagram that shows the big picture of the system, and a primitive data flow diagram for a single event process.

Case Study ESSS

System must be platform independent and accessible from all desktops and remote locations. The matrix should be completed based milsstone a solution of milestone 1,the case background information ,and the user interviews. Employee data may be out of sync across company system. This solution is slightly different than the solution given solugions Milestone 2 soluions because later milestones provided more information. The entities that have concatenated primary keys and are also parent entities MailStop and Room must contribute both primary keys to child entities Room and Employee as foreign keys.

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Check for proper UML notation of the input messages as well as for the logic of the diagram. Finally you will construct a system data flow diagram that shows the big picture of the system, and a primitive data flow diagram for a single event process.

Case Study 1 ESSS – Milestone 1 Solution_图文_百度文库

The following completed matrix illustrates one possible solution. Also ,make sure they specify proper objectives to correct the problems.

The system should integrate all employees data database stuy a single Non-functional unified database. Grade based on the logic of the student’s approachto the problem and consistency of implementation.

We should try mioestone identify causes rather than restating the problem. Similaryiy,two or more building could feasibly hava the same mail stop Ids. Clean Technology Investment Programs. The street address, city, state, and zip of an emergency contact. Describe time required by administrator to maintain employee information from 12 hours per week to solktions or Because the same employee directory shows two buliding with the same room numbers,Room must use RoomNum and RoomBldgID as the primary key.

If the user cancels the search,the use case will exit.

esss case study solutions milestone 4

We have chosen to focus only on the use cases that will be most used. Record your findings in the Reason column. System must be platform independent and accessible from all desktops and and remote locations.

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The system will display the phone number,employee’s location,department,job office title,and supervisor. Logically group events to create an event decomposition diagram.

Any individual who is specified by the employee as the person to contact in case of emergency.

Case Study ESSS

During this milestone you will first construct a context diagram to establish project scope and boundaries. Some students may identify other use cases based on standard maintenance functions.

But some users have very specific ideas or expectations. You have already built the data model Milestones 4 and 5 to document business data requirements for the new system. In some cases students may not have been provided with the information they needed to complete all components of the matrix.

Sequential files are information online. Less than ideal United Way and Savings Bonds contributions. Crate an online “White Pages”possible viewed via the Web. The difference between an aggregation vase a regular association is often a judgment call. It is important to ensure that students use the proper controls when designing their screens.

Users cannot get reports that they need in a timely fashion. An employee who is paid a hourly wage.

esss case study solutions milestone 4