单项选择题
A.Use the fuser command to identify deleted but open files.
B.Use the ipcs command to view orphan shared memory segments.
C.Use the defrag command to determine if the filesystem is fragmented.
D.Use the topas command to identify processes using the most system resources.
单项选择题 everal people in an finance customer IT department are asking for fileset updates that the system administrator received from IBM earlier that day on CD-ROM. The system administrator created an install directory on their machine and made it available to everyone. Which of the following commands will allow the system administrator to copy the images from an IBM update CD-ROM to the install directory（）
单项选择题 Because of performance problems， capacity needs to be added to a paging space named paging01 on hdisk1. The physical partition size of hdisk1 is 4MB. Which command will increase the size of paging01 by 100MB（）
单项选择题 A System p administrator needs to upgrade a system from AIX 5.2 to AIX 5.3. Which of the following installation methods would minimize downtime（）