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(Syllabus for ISM 315: Applications Development) (by Liping Liu)
Instructor: Dr. Liping Liu, CBA 360, 972-5947
Time and Location: 1:00 – 3:15 PM on Mondays and Wednesdays, August 25 – December 7, 2025... more >>
(324 Week 1 Outline) (by Liping Liu) Concept of Database:
Data, Information, and Knowledge
Database is a set of records well organized using a particular logical data model
Records: A records is an array of observed characteristics (or attributes) on one object (entity)
Well Organized: 1) related records are connected; 2) no unnecessary redundancy
Logical Data Models: Hierarchical, Network, Relational
Database Development Process
Data Modeling: Entity, Attribute, relationships
Database Implementation: DBMS
Data Modeling (Bank Example: Customers, Accounts, and Transactions): Identify Objects, Attributes, and Relationships
Identify Objects (entities): (1) objects can be tangible such as a customer or intangible such as an account or meeting; (2) objects must be observable at an instant in time; (3) objects must have multiple attributes (or dimensions) to be observed... more >>
This system is designed and developed by Professor Liping Liu with financial support from Southern Illinois University at Carbondale. It evolved from a prior version called CourseWeb (for courses prior to Year 2000) and UXTEND.COM and www.e-course.org.
