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单选题 There is the possibility that hdisk1 in the root volume group is going bad. A decision has been made to replace the disk. After saving all of the data from the disk and unmounting any filesystems on the disk, which of the following commands should be run before removing the disk from the system?()

A

chgv -a n hdisk rootvg; rmdev -1 hdisk1 -d

B

rmdev -1 hdisk1 -d; reducevg -df rootvg hdisk1

C

reducevg -df rootvg hdisk1; rmdev -1 hdisk1 -d

D

reducevg -df rootvg hdisk1; rmdev -1 hdisk1

单选题 Rootvg has just been mirrored to a second disk. Which of the following actions should be performed to boot the system off of either disk?()

A

Extendvg to include both disks in the rootvg

B

Copy the hd5 logical volume to hdisk1

C

Run the bosboot and bootlist commands

D

Reset the dump device to /dev/sysdumpnull

单选题 When rejecting applied an dependent updates on an AIX 5L system, which of the following procedures is most appropriate to follow?()

A

Use the install PREVIEW option to view a list of all updates that will be rejected

B

Use the lslpp -d command to view the dependent filesets that will be rejected

C

Select the SMIT option to Verify Software Requisites and Installations first to generate a list of all applied updates.

D

Select the SMIT option to List the Maintenance Level of a Software Product to double check the update level that should be removed

单选题 CDE is working. However, the customized PATH environment has not been implemented. Which of the following procedures should be performed to activate the implementation?()

A

Update the .kshrc file

B

Edit $HOME/.dtprofile, and uncomment the DTSOURCEPROFILE=true

C

Copy /etc/.profile to $HOME/.dtprofile and edit the file as needed

D

Double click on the System Administration icon and select CDE profile

单选题 Users are complaining of slow performance. The iostat command indicates hdiskkxx is extremely busy. There is no activity on any other hdisks in the same volume group. Which of the following is the best action to take?()

A

Change intra policy to outer

B

Change intra policy to center

C

Change inter policy to maximum

D

Increase the physical partition size

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