system analysis

?
multiple in an application
flat file
1 of 8
what 2 things flat files cause
duplication/redundancy
2 of 8
what occurs when a data item is in more than 1 record
inconsistency
3 of 8
what is used to uniquely identify a record
primary key
4 of 8
a complex data structure that holds a variety of different data
relational database
5 of 8
how is a relational database linked
keyfields
6 of 8
in a relational data base what is data stored in
tables
7 of 8
a field that is common to 2 tables
foreign key
8 of 8

Other cards in this set

Card 2

Front

what 2 things flat files cause

Back

duplication/redundancy

Card 3

Front

what occurs when a data item is in more than 1 record

Back

Preview of the front of card 3

Card 4

Front

what is used to uniquely identify a record

Back

Preview of the front of card 4

Card 5

Front

a complex data structure that holds a variety of different data

Back

Preview of the front of card 5
View more cards

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