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Elementary,Middle School,High School,College,University,PHD
Teaching Since: | May 2017 |
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Questions Answered: | 66690 |
Tutorials Posted: | 66688 |
MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
1. Define the following terms: data model, database schema, database state, internal schema, conceptual schema, external schema, data independence, DDL, DML, SDL, VDL, query language, host language, data sublanguage, database utility, catalog, client-server architecture.
2. Discuss the main categories of data models.
3. What is the difference between a database schema and a database state?
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