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單項(xiàng)選擇題

An application owner wants to grant write permission to all users for all the files and directories in the application directory. Which of the following is the correct command?（）

A. chmod -R u+rw /application
B. chmod -r u+rw /application
C. chmod -R o+rw /application
D. chmod -r o+rw /application

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單項(xiàng)選擇題

The operator needs to change the /test filesystem in the testvg volume group so that it mounts automatically following a system reboot. Which of the following commands is correct?（）

A. chvg -a y testvg
B. chfs -A yes /test
C. mount /test -auto=yes
D. chlv -a automount=y testlv

單項(xiàng)選擇題

The operator needs to execute a long-running shell script. How can the script be executed so the operator does not have to wait until it is complete to access the command prompt?（）

A. ./script.ksh
B. nohup ./script.ksh
C. run -b ./script.ksh
D. ./script.ksh > nohup.out

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