BIMS chapt 1 Flashcards
questions and answer
organize collection of related data
Database
Raw data that is collected and stored
Data
Data properties or context of the data
Metadata
Data processed that make it easy for the person with the data to read
Information
all programs keep metadata for each file
Program data dependence
Different system or programs of separate copies but with same data
Duplication of data
No centralized control of data
Limited Data sharing
programmers design their own file formats
Lenthy development times
80% budget to maintain
Excessive program maintenance
software system that create, maintain, and gives controlled access to users
DBMS
graphical system capturing nature and relationship of data
Data models
Database tech involving tables, representing entities and primary keys representing relationships
Relational Database
networks and telecommunications, distributed databases, client-server, and 3 tier architectures
Use of internet technology
Application programs used to perform database activities
Database applications
computer aided software engineering
Case tools
