system analysis 0.0 / 5 ? ComputingSystems development lifecycleA2/A-levelAQA Created by: animated_reviserCreated on: 11-03-20 12:17 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
Comments
No comments have yet been made