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

Which of the following logical volume placement policies is likely to give the best performance in most cases， all other factors being equal？（）

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

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

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

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？（）

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

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 is true about rmss？（）

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？（）