Which of the following performance tools will work with optimized code and also provides source statement profiling？（）

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

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

An AIX system administrator needs to adjust the maximum amount of memory that can be pinned. Which of the following commands is used to make the change？（）

The system administrator notices that IP packets are not getting forwarded. The system administrator wants to use an AIX machine as an internetwork router over TCP/IP networks. Which of the following commands will allow this change on the fly？（）

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

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

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

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