Business rules describe why business should operate internally, in order to be successful and compliant with the outside world.
Integration of ETL data flows will usually be developed within tools specialised to manage those flows in a proprietary way.
What type of key is used in physical and sometimes logical relational data modelling schemes to represent a relationship?
'Planning, implementation and control activities for lifecycle management of data and
information, found in any form or medium', pertains to which knowledge area?