One of the mirrored disks for the root volume group has failed. Although the logical volumes are mirrored, and the bosboot command was run, the machine will not boot. What is the most probable cause?（） Quorum was not turned off。 Paging space was not mirrored。 The dump space was not mirrored。 The surviving disk was too small。
简述变流系统主要由哪几部分组成,并描述其功能.
A System p administrator plans to install a new system with AIX 5.3 TL5 using a NIM server. Which of the following provide post install diagnostics（） SPOT。 lpp_source。 mksysb。 install CD。
A system administrator would like to set a system to reboot after a crash. What is the best way to do this？（） smit chgsys。 bosboot。 smit dump。 bootlist -r。
采用5年移动平均修匀时间数列时，所得修匀数列比原数列首尾共少（） A.3项数值 。 B.4项数值 。 C.5项数值 。 D.6项数值。
Which of the following class addresses is reserved for multicast？（）
