A company has implemented full disk encryption. Clients must authenticate with a username and password at a
pre-boot level to unlock the disk and again a username and password at the network login. Which of the
following are being used? (Choose two.)
A.
Multifactor authentication
B.
Single factor authentication
C.
Something a user is
D.
Something a user has
E.
Single sign-on
F.
Something a user knows