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

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

In AIX 5L and later， the operating system supports the /proc filesystem. What would be the best description of the /proc filesystem？（）

Which of the following options would best help to reduce packet fragmentation for a TCP application transferring large amounts of data between servers across a path of multiple networks？（）

Which of the following commands is run to adjust the number of free paging-space pages at which AIX begins killing processes？（）

When monitoring a system using vmstat with an interval， which of the following conclusions should be drawn about the metrics under page pi and page po？（）

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

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？（）

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 order to determine how efficiently an application is reading and writing data， which of the following utilities will report read and write sizes on disk I/O requests？（）