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

Which command series should be used to determine whether file paging or paging space paging is a problem when running a program from an idle system？（）

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

If percentage of RAM occupied by file pages falls below minperm， page replacement algorithm steals pages from （）

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

Which of the following is true about rmss？（）

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

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

To examine the Exhibit， press the Exhibit button. While a user is compiling a C program， "vmstat 120 10" is run to determine the cause of a performance problem.  Using the vmstat output as shown in the exhibit， which of the following conclusions is most appropriate to draw about the I/O bottleneck？（）

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