Faisal Ansari
Entity Relationship Diagram 3
0 Answer(s)      5 years and 5 months ago
Posted in : UML

Activities:

1. Identify all entities and attributes from the given scenario.
2. Draw entity relationship diagram of the given from scenario.
3. Determine primary key and foreign keys from given scenario.

Scenario:

1. The University is building a database to store lecturer information on teaching, and research activities. The detailed information gathered is as below:

? Professors have a Phone number, a name, an age, a grade and a research specialty. ? Projects have a project number , a sponsor name (e,g IRPA) a starting date, an ending date, and a budget. ? Students have a roll no, a name, an age, and a degree program(e.g BS, MSC). ? Each professor must to work on multiple projects. ? Each project is worked on by one or more students. ? When students work on a project, multiple projects are acceptable, in which case they will have a supervisor for each projects. ? Departments have a department number, a department name, and a main office. ? Departments have a professor (known as the chairman) who must run the departments.

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