Memo
Number
Date/time
Hyperlink
Foreign key fields don’t allow duplicate values
In primary key field you can enter duplicate value
In an indexed field you may or may not enter duplicate value depending upon setting
All statements are true
Network database model
Relational database model
Object oriented database model
None
Rdbms
Oodbms
Ordbms
Change the structure of tables
Insert, update or delete records and data values
Authorizing access and other control over database
None of above