Examine this command:

TRUNCATE TABLE test;

Table truncated.

Which two are true? $($Choose two.$)$

a$.$ The structure of the TEST table is removed.

b$.$ All the indexes on the TEST table are dropped.

c$.$ All the constraints on the TEST table are dropped.

d$.$ Removed rows can not be recovered using the ROLLBACK command.

e$.$ All the rows in the TEST table are removed.

You issued this command:

DROP TABLE hr employep;

Which three statements are true? $($Choose three.$)$

A$.$ Sequences used to populate columns in the HR FMPIOYFES table are dropped.

B$.$ Synonyms for HR FMPIOYFFS are dropped.

C$.$ Views referencing HR FMPIOYFFS are dropped.

D$.$ All constraints defined on HR FMPIOYFFC are dropped.

E$.$ The HR FMPIOYFFS table may be moved to the recycle bin.

F$.$ All indexes defined on HR FMPIOYFFS are dropped