An administrator has a two-disk volume group （testvg） with one logical volume （testlv） which has just been mirrored across both disk drives. Which of the following commands can be used to turn off quorum（） chvg -Qn testvg。 chlv -Qn testvg。 varyoffvg testvg； varyonvg -Qn testvg。 varyoffvg testvg； exportvg testvg； importvg -Qn testvg； varyonvg testvg。
Because of performance problems， space needs to be added to a paging space named paging01 on hdisk1. The physical partition size of hdisk1 is 4MB. Which command will increase the size of paging01 by 100MB？（） swapon -a paging01 25。 mkps -a 25 paging01。 extendlv -a paging01 25。 chps -a 25 paging01。
Which of the following lines will be added to the file /usr/lib/uucp/Devices on the SLIP server machine for a SLIP connection on tty1？（） direct 9600 - tty1。 direct tty1 - 9600。 Direct tty1 - 9600。 Direct /dev/tty1 - 9600。
An administrator is installing a C compiler on a system. According to the compiler’s documentation， the AIX fileset bos.adt.libm must be installed prior to the installation of the compiler. Which of the following commands would verify installation of the prerequisite fileset（） installp。 instfix。 Ippchk。 Isl。
Which command will show all interfaces and their IP addresses on an AIX system？（） entstat -d。 netstat -a。 ipconfig -l。 ifconfig -a。
下列哪一项凝血因子，产生场所一部分在肝，一部分在肝外组织（）
