单项选择题A company uses raw logical volumes. Which command can be used to back up the data in the raw logical volumes to a tape?()

A.dd
B.tar
C.cpio
D.mksysb


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3.单项选择题The rootvg disk on a system failed and was replaced. The system was restored using the latest mksysb. However, no files in the /home filesystem were restored. What is the likely cause of this problem?()

A.The new drive is too small to hold the entire rootvg
B.The /home filesystem was not mounted during creation of the mksysb
C.The /home stanza in the bosinst.data contained an entry ’restore=no’
D.The /home filesystem was NFS exported to another system during creation of the mksysb

5.单项选择题After adding a new Ethernet card to a system and rebooting, the system administrator notices the card was not configured. How can the system administrator determine if there were errors during the configuration process for the card?()

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B.Display the device attributes and errors with the command: lsdev -C -l ent0
C.Examine the AIX errlog for configuration method errors with the command: errpt -a -C ent0
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6.单项选择题A server will not boot and the administrator needs to run fsck on the filesystems to verify their integrity. Installation media and diagnostic media is unavailable and there is no NIM master defined in this environment. How would the administrator bring the system up to be able to run fsck on all the filesystems?()

A.Boot from the IBM Disaster Recovery boot server thru the network.
B.Installation media or diagnostics media is required to acquire the rootvg.
C.Boot to maintenance mode, enter a limited function shell, and execute getrootfs hdisk0.
D.Hold space bar at boot time to automatically initiate a limited function shell, then enter getrootfs hdisk0.

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