Which two statements about this policy are true?
A.
It replaces the first four digits of the value from the SALARY column with the number 9.
B.
It replaces the first digit of the value from the SALARY column with the number 4.
C.
It replaces the first digit of the value from the COMMISSION_PCTcolumn with 9.
D.
It replaces the first nine digits of the value from the COMMISSION_PCTcolumn with 1.
E.
It uses the full data redaction method.
F.
It uses the random redaction method.
Explanation:
http://docs.oracle.com/database/121/ASOAG/redaction_config.htm#ASOAG10552
http://docs.oracle.com/database/121/ASOAG/redaction_config.htm#ASOAG817