JAVA/Sun Exam Questions

What are three solutions to this problem?

You administer a growing network of systems, each using an /etc/inet/hosts file to identify IP addresses of other systems. You find that it is difficult to keep each system’s /etc/inet/hosts file up to date. What are three solutions to this problem? (Choose three.)

A.
configure your network to use NIS

B.
configure your network to use FTP

C.
configure your network to use NFS

D.
configure your network to use DNS

E.
configure your network to use LDAP

F.
configure your network to use Solaris Volume Manager software