To examine the Exhibit， press the Exhibit button. Using the "ps -mo THREAD" output as shown in the exhibit， which of the following conclusions is most appropriate to draw？（）

A system administrator would like to set a system to reboot after a crash.  What is the best way to do this？（）

When setting up schedules and enforcing scheduling of different types of workloads， which of the following are critical performance issues？（）

Which of the following tools should be used to display the location of unused physical partitions on a disk drive？（）

Which of the following is true about rmss？（）

Which of the following commands should be used to monitor the number of threads on the scheduler’s run queue for any given interval？（）

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

In an iostat report， which of the following options best describes the value of % tm_act？（）

Which of the following commands should be used to tune parameters of devices that are displayed with lsattr？（）

Which of the following metrics provided by the iostat report is used to initially determine if a disk is I/O bound？（）