Which two are true about the data dictionary?
All user actions are recorded in the data dictionary.
The data dictionary is constantly updated to reflect changes to database objects, permissions, and data.
All users have permissions to access all information in the data dictionary by default
The SYS user owns all base tables and user-accessible views in the data dictionary.
When issuing a SELECT FOR UPDATE statement after a CREATE TABLE AS SELECT statement was issued in the same session
When issuing a CREATE INDEX statement after a CREATE TABLE statement completed unsuccessfully in the same session
When issuing the first Data Manipulation Language (OML) statement after a COMMIT or ROLLBACK statement was issued in the same session
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