单项选择题

A system has five 80GB disk drives and has a requirement to store 300GB of data. Which disk configuration will provide fault tolerance while still meeting data storage requirements？（）

A.JBOD
B.RAID-5
C.RAID-0
D.RAID-1

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单项选择题

A system has a critical need for network services on a small network with a limited number of hosts. System overhead is not a concern. Which of the following should the system administrator do to help ensure connectivity in the event of a gateway failure？（）

A.Use the ifconfig command to enable dead gate detection
B.Use the no command to set active dead gateway detection
C.Use the route command to set active dead gateway detection
D.Add the line active_dgd=1 to the /etc/gated.conf command and refresh the gated daemon

单项选择题

How would the system administrator turn on Dynamic Processor Deallocation？（）

A.Use the diag menu to set dynamic deallocation to ’on’
B.Use the chdev command to enable the ’cpuguard’ attribute of sys0
C.Use the cfgmgr command to change the ’monitor’ attribute of proc0
D.Use the smitty command with the fast path dynamic_processor_deallocation to turn it on

单项选择题

A system administrator is considering enabling the 64-bit kernel but first must determine if the system hardware will support 64-bit. How would this be accomplished in AIX 5L？（）

A.prtconf -c
B.lscfg -v sys0
C.Check the /unix link
D.Check for JFS2 filesystems