INSY 3304 Midterm Review Study Guide with Complete Solutions
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Course
INSY
Institution
INSY
INSY 3304 Midterm Review Study Guide
with Complete Solutions
Components of a Database System - Answer-People
Hardware
Software
Procedure
Data
Functions of a DBMS - Answer-Indexing
Views
Security
Integrity
Concurrency
Backup/Recovery
Design
Documentation
Update/Query
The different ty...
Multiple user database - a.k.a. Workgroup database has 50 or less
Enterprise - More than 50 users
The different types of Database systems (Locations) - Answer✔✔-Centralized Database - which supports
data located on a single site
Distributed database - data stored on multiple locations
Database models
-Types - Answer✔✔-Type and Extent of Use - Operational Database - day to day data transactions,
accounting, production, inventory transactions, sales transactions, payroll, and POS systems
Decision Support - Stored in data warehouses stores data used fir statistically like 5 yr sales data.
XML- (Extensive Markup Language) data element in textual format provides a semistructured data create
our own tags, ie last name tags to a customer, but diff to html is that we can customize the tags
Database model Structures - Answer✔✔-Unstructured Data - having data stored on multiple locations
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