單項選擇題

The nice value is 80 in the ps listing. Which command is used to change this to a value of 100？（）

A. renice 100 {PID}
B. renice -n 20 {PID}
C. renice --20 {PID}
D. renice -n -100 {PID}

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單項選擇題

Page replacements algorithm steals file pages only when percent of RAM occupied by filepages（）

A. falls below minperm.
B. is between minperm and maxperm.
C. higher than maxperm.
D. lower than maxperm.

單項選擇題

Which of the following procedures WILL NOT increase contiguous free space on a the filesystem /data1， located on /dev/lv01， that is heavily fragmented？（）

A. Run defragfs -r /data1； defragfs /data1
B. Run defragfs -r /dev/lv01； defragfs /dev/lv01
C. Back up the filesystem by name， unmount the filesystem， recreate the filesystem by running mkfs /dev/lv01， and restoring the data from the backup.
D. Back up the filesystem by inode， unmount the filesystem， recreate the filesystem by running mkfs /dev/lv01， and restoring the data from the backup.

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The nice value is 80 in the ps listing. Which command is used to change this to a value of 100？（）

你可能感興趣的試題

Page replacements algorithm steals file pages only when percent of RAM occupied by filepages（）

Which of the following procedures WILL NOT increase contiguous free space on a the filesystem /data1， located on /dev/lv01， that is heavily fragmented？（）

Which of the following procedures WILL NOT increase contiguous free space on a the filesystem /data1， located on /dev/lv01， that is heavily fragmented？（）