单项选择题

A. Check etc hosts. B. Check etc resolv.conf. C. Check ……

Telneting from any machine on the network is taking 75 seconds. Which of the following procedures should be checked to correct the error?（）

A. Check /etc/hosts.
B. Check /etc/resolv.conf.
C. Check for packet errors.
D. Check to see if the master server is up.

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热门试题

单项选择题Whichofthefollowingconclusionsismostappropriatetodrawtodescribewhydushowsfewerblocksusedthandf?（）

A. The df command only counts the number of disk blocks and superblocks.
B. The df command ignores space used for inodes, gnodes, and vnodes.
C. The du command does not take into account filesystem metadata.
D. The du command counts indirect blocks and superblocks in its calculations.

单项选择题Thesysdumpdevcommandcanbeusedtoconfigureremotedumpdevices.WhichofthefollowingconditionsisNOTusedforaremotedumpdeviceconfiguration?（）

A.The local and the remote host must have Transmission Control Protocol/Internet Protocol (TCP/IP) installed and configured.
B.The remote host must support NFS.
C.The remote host must have an NFS exported directory defined such that the local host has read and write permissions to the dump file on the remote host.
D.The remote host can be the same as the local host.

单项选择题AmachinehasjustbeeninstalledwithAIX,andnosystemparametershavebeenchanged.Inordertoenableroutingfunction,whichofthefollowing no optionsshouldbechanged?（）

A. set bcastping to 1
B. set ipforwarding to 1
C. set rfc1323 to 1
D. set directed_broadcast to 1

单项选择题Whichcommandisusedtoaltertheattributesof logtype definedinthealogconfigurationdatabase?（）

A.alog -t
B.alog -s
C.alog -C
D.alog -L

单项选择题Thedataondatavgisinaccessible.Using df theuserdiscoversthatnoneofthedatavgfilesystemsaremounted.Running lsvg showsonlyrootvg.Running importvg-y givesthefollowingerror: 056-056volumecannotbevariedonbecausepvismarkedmissing .Whichofthefollowingstepsshouldbeperformed?（）

A.Run cfgmgr.
B.Run synclvodm.
C.Look in errorlog for hardware problems.
D.Boot into service mode and run fsck on filesystems.