Welcome to ecourse.org: the Information Infrastructure for Education in the information age! This system allows instructors from any school or college (including home schools and training programs) to teach either onsite or online courses . It allows students to manage all their ongoing school works and past academic records at one location.
Our mission is to redefine the model of learning and re-engineer its process by providing innovative administrative and instructional technologies. Click here for our beliefs.
What is your opinion?
Could another species someday replace us as Earth's dominant intelligent life and, if so, which species?
(Reading: The Rise of the Relational Model) (by Liping Liu) The Rise of Relational Databases by National Science Foundation
Large-scale computer applications require rapid access to large amounts of data. A computerized checkout system in a supermarket must track the entire product line of the market... more >>
(324 Week 2 (Labor Day Week) Outline) (by Liping Liu)
Review:
Homework Question to Review
Database Concepts:
A record is an array of observations on one entity: Entity (ERD) <—> Record (RM)
Attributes are properties or dimensions of entities (business objects) to be observed, but attributes must be relevant, singled valued, and non-foreign... 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.
