单选题
A system administrator has determined that the /development filesystem needs to be changed from JFS to JFS2 to take advantage of the new capabilites available in JFS2. What is the method to convert the /development filesystem from type JFS to JFS2？（）
发布日期：2022-07-09
A
Umount the /development filesystem and remount it using the following command： mount -t jfs2 /development
B
Edit the /etc/filesystems file to change the type paramter to jfs2 and change the log parameter to jfs2log
C
Backup the /development filesystem data， delete the JFS /development filesystem， create the new JFS2 /development filsystem， and restore the data to the /development filesystem
D
Backup the /development filesystem data， change the /development filesystem using the following command，chfs -t type=jfs2 /development.then， restore the data to the /development filesystem
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