A.fdisk
B.df
C.du
D.fdisk -l

A.user
B.group
C.bobo
D.root

A.route -add
B.netstat -rn
C.print route
D.traceroute

A./etc/tcp.conf
B./etc/hosts
C./etc/hosts.deny
D./etc/hosts.allow

A./etc/hosts
B./etc/nsorder
C./etc/services
D./etc/inetD.conf

A.rawrite
B.dd
C.fsck
D.fdisk

A.transdisk
B.fdisk
C.diskcopy
D.rawrite

A.hda1
B.hda2
C.sda1
D.hda5

A.had
B.hda1
C.sda
D.sda1

A.1
B.12
C.4
D.16

A.1
B.2
C.4
D.16