36. shares can be configured for export via the nfs service by editing what file?
a. /etc/exports
b. /etc/export
c. /etc/exportfs
d. /etc/nfs/exports
37. which port is used for dns
a. 110
b. 21
c. 23
d. 52
e. 53
38. what are reverse dns entries used for?
a. reverse dns enable diagnostic commands like traceroute to work.
b. reverse dns gives you information about the owner of the dns entry.
c. reverse dns provides the hostname for a particular numeric ip address.
d. reverse dns provides geographical information about the dns net location.
39. what file determines the dns servers used by your computer?
a. /etc/hosts
b. /etc/named.conf
c. /etc/nsswitch.conf
d. /etc/resolv.conf
40. when you use dns to find a hostname using a particular ip address, which kind of dns entry is involved?
a. reverse dns entries
b. ip dns entries
c. address dns entries
d. network dns entries