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 tool is based on the AIX trace facility？（）

To examine the Exhibit， press the Exhibit button. Using the output of "lslv" as shown in the exhibit， and given that logical volume lv00 is only located on hdisk0， which of the following conclusions is most appropriate to draw？（）

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 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？（）

Which of the following RAID levels provide the best performance for a system where there are mostly writes occurring？（）

A TCP/IP application is transferring files from a personal machine to a remote machine.  The application writes 32 kilobytes of data at a time to the socket， but has not issued a system call to set the window size.  Which of the following procedures should be performed on the personal machine to increase the throughput of the application？（）

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.  Given the vmstat output as shown in the exhibit， which of the following conclusions is most appropriate to draw about the machine？（）

The system administrator notices that there is an I/O bottleneck on one of three disks in datavg volume group. This problem disk contains the JFS log， loglv00 and one filesystem， /mydatabase.  There are no other logical volumes on this disk.  Which of the following options would be the best solution？（）

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？（）