LPI Exam Questions

which setting in smb.conf is correct?

In order to user the user and group mappings stored in an LDAP directory, which setting in
smb.conf is correct?

A.
idmap backend=ldap://ldap.example.com:636

B.
ldmap backend=ldap

C.
idmap backend=ldap:ldap://ldap.example.com:636

D.
idmap backend=ldap server=ldap://ldap.example.com:636