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1.A system contains multiple hot-swap stand-alone disks with a large number of JSF2 file systems.Which feature of JFS2 can be used to improve reliability,availability and serviceability(RAS) if a disk failure occurs? \r\nA. Inline logging \r\nB. Dynamic inode allocation \r\nC. Linear directory organization \r\nD. Online filesystem defragmentation \r\n\r\n\r\n2.A system has a critcal 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? \r\nA. Use the ifconfig command to enable dead gate detection \r\nB. Use the no command to set active dead gateway detection \r\nC. Use the route command to set active dead gateway detection \r\nD. Add the line active dad=1 to the /etc/gated.conf command and refresh the gated daemon \r\n\r\n3.Give the following script,why does the output come out as an empty line instead of \"dog\"? \r\n #!/bin/ksh \r\n $VAR=dog \r\n echo \"$(VAR)\" \r\nA. The $VAR variable was not exported \r\nB. The $VAR should have been set as VAR \r\nC. dog needs double quotes around it when setting $VAR \r\nD. the {} should not be around VAR in the echo command \r\n\r\n4. A system administrator would like to modify the system default user characteristics so that each new user will now be assigned(be default) the csh shell rather than the ksh shell.Which of the following actions should be performed? \r\nA. Run the command chlogin -shell \"csh\" \r\nB. Run the command mkuser -default \"SHELL=csh\" \r\nC. Edit /etc/passwd and change all \"ksh\" entries to \"csh\" \r\nD. Modify the contents of /usr/lib/security/mkuser.default file\r\n\r\n5. An adminstrator needs to be able to restore a mkesysb created on SERVER_A using a 4MM tape drive,to SERVER_B that only has an 8MM tape drive.There is an additional server that has a 4MM to 8MM format? \r\nA. tcopy /dev/rmt0.1 /dev/rmt1.1 \r\nB. dd if=/dev/rmt0.1 of=/dev/rmt1.1 \r\nC. tar -xvf /dev/rmt0.1 | tar -cvf /dev/rmt1.1 \r\nD. cpio -ivc BDUM < /dev/rmt0.1| cpio -ovc BDUM ->/dev/rmt1.1 |
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发表于 2006-06-28 16:40
