Exam (elaborations)
INSY 3304 EXAM 1 REVIEW
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INSY 3304 EXAM 1 REVIEW ...
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Data: ANSWER Raw facts need to be prepared for storage, processing, andpresentation.
Information - Answer The outcome of analyzing raw data to discover its
meaning
Knowledge - Answer A collection of information and facts on a given subject.
Data Management - Answer A discipline focused on the proper generation,
storage, and retrieval of data.
Database - Answer A shared and integrated computing structure that stores the
following:
End-user data.
Metadata
End-User Data: ANSWER Raw facts of importance to the end user
Metadata: ANSWER Data about data, which integrates and manages end-user
data.
*Database Management System (DBMS) - Answer A group of programs that
manage the database structure and govern access to the data stored in it.
like a highly well-organized electronic filing cabinet, with strong software
helping manage the cabinet's contents.
*DBMS Advantages: ANSWER Improved data sharing.
Improved data security.
, Better data integration.
Minimized data inconsistency
Improved data accessibility
Improved decision-making
Improved end-user productivity
Data inconsistency - ANSWER Exists when many versions of the same data
emerge in various places.
Query - Answer A special request sent to the DBMS for data processing.
Simply put: a query.
Ad hoc query - ANSWER A quick question
Query result set - ANSWER Answer to inquiry from database
Data Quality - ANSWER A complete approach to promoting the accuracy,
validity, and timeliness of data.
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