Database Systems: Concepts, Design and Applications

Tick (✓) the Appropriate Answer

1.	Which of the following is database element? data constraints and schema relationships all of these.
2.	What separates the physical aspects of data storage from the logical aspects of data representation? data schema constraints relationships.
3.	What schema defines how and where the data are organised in a physical data storage? external internal conceptual None of these
4.	Which of the following schemas defines the stored data structures in terms of the database model used? external conceptual internal none of these.
5.	Which of the following schemas defines a view or views of the database for particular users? external conceptual internal none of these.
6.	A collection of data designed to be used by different people is called: ...