A System p administrator has an application that has the data in volume group appvg. Which of the following commands will back up the contents of appvg to the tape in /dev/rmt0 and check for any read errors （） savevg -mf /dev/rmt0 appvg。 savevg -cvf /dev/rmt0 appvg。 savevg -vf /dev/rmt0 appvg。 savevg -f /dev/rmt0 -V appvg。
变量测量尺度的类型包括（）。 间隔尺度.长短尺度.名义尺度。 顺序尺度.名称尺度.长短尺度。 名称尺度.间隔尺度.长短尺度。 间隔尺度.顺序尺度.名义尺度。
During a cluster functionality test， and administrator performs a graceful stop for Node ’B’ in a three-node cluster. What is the expected state of the cluster after Node ’B’successfully completes？（） All cluster resources halt on Node ’B’，and one or both surviving nodes will gracefully acquire the resources.。 All cluster processes halt on Node ’B’，the cluster resources remain active，and the remaining nodes take no action.。 All cluster processes stay active on Node ’B’，cluster resources are halted，and the remaining nodes take no action.。 All cluster resources will stop，cluster processes halt on Node ’B’，and the remaining cluster nodes take no action.。
溶血性贫血下列哪项是错的（） 红细胞膜缺陷。 酶缺陷。 红细胞DNA合成障碍。 珠蛋白合成障碍。
Company.com with a newly installed cluster has been checking the logfiles to determine if the cluster has had any recent activity. The non-IP RS232 heartbeat connection seems to be having a difficulty. The serial network goes down，and then a couple of minutes later comes back up again. This pattern is repeated many times in the log. If this system was installed without regard to best practices， what is the most likely problem with the serial network？（） The serial port is malfunctioning and needs to be repaired.。 The baud rate is incorrectly specified in the AIX devices configuration.。 The serial port is not a port approved to support HACMP heartbeat traffic.。 The baud rate is incorrectly specified in the HACMP interface configuration.。
段级修程中，总风管系的漏泄量不得超过（）。
