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

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

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

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？（）

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？（）

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？（）

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

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

After issuing the nfsstat -rs command， the null received column starts to grow. This indicates which of the following conditions？（）