click below
click below
Normal Size Small Size show me how
IS 300 - Chapter 4
Midterm
Question | Answer |
---|---|
database systems minimize | data redundancy, data isolation, data inconsistency |
data systems maximize | data security, data integrity, data independence |
data hierarchy | bit, byte, field, record, file, database |
data model | diagram that represents the entities in the database and their relationships |
entity-relationship marketing | entities, attributes, and relationships |
database management system | provide users with tools to add, delete, access, and analyze data |
relational database model | based on concept of two-dimensional tables |
normalization | method for analyzing and reducing a relational database to its most streamlined form |
data warehouse | repository of historical data organized by business dimension or subject to support decision making |
data mart | small data warehouse, designed for the end-user needs in a SBU or department |
knowledge management | process that helps organizations manipulate important knowledge that is part of organization's memory |
explicit knowledge | above the waterline; objective, rational, technical knowledge |
tacit knowledge | below the waterline; cumulative store of subjective or experiential learning |
knowledge management system cycle | create, capture, refine, store, manage, disseminate |