ESSS CASE STUDY SOLUTIONS MILESTONE 4

The following completed maxtrix is one possible solution. For more information on each of these use cases, see the meeting transcripts in Exhibit 3. If no employees match the criteria,the system will display a message informing the user and then return to step 2. Also, state any assumptions you make. Tentative List of Requirements Requirement Classification The system should allow employees to update their own information,including address,phone numbers,emergency contact Functional information,beneficiary information,paycheck deductions,office location and so on.

Sequential files are information online. The Primary keys are based on how the user uniquely identifies each entity. This use case describes the event of viewing Manager United Way participation for all employees a manager directly supervises. If the user selects the option to return to the search screen,the use case returns to step 2. The use case is initiated when the user selects this option from the user interface. Salary Employee An employee who is paid a salary. Foreign keys are marked with FK and a number.

Case Study ESSS

Employees unable to quickly locate other employees, company mailings being sent to the wrong addresses, and payroll checks unable to be delivered. The full name of a department. Provide a single 2. An abbreviated identifier for milsstone N wtudy. There is also an option to cancel the search. This use case describes the event of viewing Manager United Way participation for all employees a manager directly supervises.

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Mail Stop A room or an area of an office where employees can soutions and retrieve their mail. Redundancy of keying employee information in both micro and mainframe. If a site was purchased,all of its buildings would be added to the system. System displays all employees that match criteria. If you have not already drawn a Context Diagram in Milestone 2, draw one now based on the meeting transcript in Exhibit 2. Also ,make sure they specify proper objectives to correct the problems.

Case Study ESSS

Provide a single source of entry for employee essss and have the data available real-time. These ara not incorrect,but have been left out of the glossary for the sake of simplicity. Maybe non-system United Way related. Room SalaryEmployee HourlyEmployee ContractEmployee A unique location area within a building An employee paid by salary An employee paid by hourly wages A temporary employee Activity 2 context Data Model This model shoud be constrcted based on the dase identified in Activit 1.

esss case study solutions milestone 4

New system must be secured to prevent unauthorized data modifications. The mainframe platform is expensive to use in terms of transaction.

esss case study solutions milestone 4

Evaluate students’ thought processes in arriving at them. Users cannot get reports they need in a timely fashion. The use case is initiated when the user selects this option from the user interface.

Eliminate hardcopy unauthorized data telephone access or modification. A decomposition diagram is a DFD planning tool that shows the top-down functional decomposition and structure of a system. Thirdly, you will draw event diagrams to model individual processes.

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In MiscDeduction,beginning data designers will be tempted to hava fields for each of the various kinds of deductions.

In this milestone we focus on using and constructing data flow diagrams DFDs and decomposition diagrams to perform process modeling. The following completed maxtrix is one possible solution. If your class size is small enough to allow it, have the students demonstrate a typical user session. Employee Self Service System Solutons s: The difference between an aggregation and a regular association is often a judgment call.

In most activities explanations for why things were done as they were have been provied to aid in your understanding of the solution. Age and technology of system require a high level of is support.

esss case study solutions milestone 4

The user clicks on detail link for an employee. The street address, stuyd, state, and zip of an emergency contact. Implementation Constraints and Specifications: The Employee,SalaryEmployee,HourlyEmployee and ContractEmployee entities generalization hierarchy entities must all hava the same primary key.

Room A room where employees may work.