A data model is independent of hardware or software constraints. Rather than try to. represent the data as a database would see it, the data model focuses on representing the. data as the user sees it in the real world.
International AIED Society. AIED is an interdisciplinary community at the frontiers of the fields of computer science, education and psychology. It promotes rigorous research and development of interactive and adaptive learning environments for learners of all ages, across all domains.
INTEGRATED POSTSECONDARY EDUCATION DATA SYSTEM Home About Newsroom Training & Outreach NPEC: IPEDS R&D Publications Glossary Report Your Data Staff Help GLOSSARY The online version of the IPEDS Glossary provides definitions for almost 500 postsecondary-related terms used in the collection and dissemination of IPEDS data. Search A B C D E F G H I J K L M N O P Q R S T U V W 0-9 Term Definition Related terms Credit hour A unit of measure representing the equivalent of an hour (50 minutes) of instruction per week over the entire term. It is applied toward the total number of credit hours needed for completing the requirements of a degree, diploma, certificate, or other formal award. Clock hour Contact hour U.S. Department of Education