What is the effect of enabling the “lockout penalty” option in the Authentication Security Policies Setting Page? (Choose One)
a)PRPC returns a message alerting the operator that account is locked, and instructs the operator to try again later
b)A delay is introduced so that the operator has to wait before PRPC returns with an authentication response
c)PRPC returns a message alerting the operator that account is locked, and must be unlocked by an administrator
d)The operator is prompted to change his or her password

Correct Answer : b

Why b) and not a) ?