To which two levels of data organization can a Oracle Database Vault realm prevent access?
A.
Table
B.
Column
C.
Rows in a table
D.
Schema
E.
Database
Explanation:
Guidelines for Designing Realms
Create realms based on the schemas and roles that form a database application
There are situations in which you may want to protect an object by a realm, but still enable access
to objectsthat are part of this realm-protected object. For example, suppose you create a realm
around a specific table.
However, you want users to be able to create an index on this