Which command will enable RBAC on a server?（）……

单项选择题While attempting to expand a file system, an administrator receives an error message indicating that the filesystem is not recognized. Running the lsfs command fails to display any output, but the df command is working and displays normal filesystems. What is the likely cause of the problem?（）

A.The /etc/filesystems file is missing.
B.The /dev/hd8 logical volume is corrupt.
C.The hosting volume group is not varied on.
D.The /var and /tmp filesystems may be full.

单项选择题The server host1 has been set up as a backup system with the following etc exports. backups -rw. How can a second server regularly use this disk space?（）

A./usr/sbin/mkfs -s 8G -o nbpi=2048,frag=512 /dev/lv00 -b -l host1
B./usr/sbin/crnfsmnt -d /backups -l /backups host1 -R -X -v -S -b bg
C./usr/sbin/mknfsmnt -f /backups -d /backups -h host1 -a -S -t rw -w bg -g
D./usr/sbin/crfs -v nfs -g vg1 -A yes -p rw -m /backups -a logname=/dev/lv00

单项选择题Which communication protocols are valid between the NIM master and standalone clients?（）

A.shell and ldap
B.shell and nimsh
C.shell and kerberos
D.shell, nimsh and ldap

单项选择题An administrator wants to host several LPARs on a JS23 Blade server. To achieve this what additional management software is required?（）

A.HMC
B.IVM
C.VIOS
D.IBM Director

单项选择题Which command displays the number of packets transmitted for each NIC available on the system?（）

A.entstat -v
B.netstat -i
C.entstat -aon
D.netstat -na