A.CREATE INDEX my_idx_1 ON employee(salary*1.12)
B.CREATE UNIQUE INDEX my_idx_1 ON employee(salary)
C.CREATE BITMAP INDEX my_idx_1 ON employee(salary)
D.CREATE INDEX my_idx_1 ON employee(salary)REVERSE
A.DBMS_STANDARD
B.DBMS_STD
C.DBMS_SQL
D.DBMS_TYPES