What is the advantage of setting the ASM-preferred mirror read for the Stretch cluster configuration?（） It improves resync operations.。 This feature enables much faster file opens.。 It improves performance as fewer extent pointers are needed in the shared pool.。 It improves performance by reading from a copy of an extent closest to the node.。
简述下图标注元器件1U1 1C1 、1C1、1L11F1.1- 1F3.21Q11F5.1- 1F5.3名称：
Which of the following commands is used to determine the route that the IP packets take to a network host?（） route 。 netstat 。 iptrace 。 traceroute。
用压缩机卸车操作时，利用压缩机抽吸和加压气态液化石油气，将需要进液的储罐中的气态液化石油气通入压缩机入口，经过压缩机加压后输送到罐车中，从而使储罐中压力降低，罐车中压力升高。两者之间形成（）MPa的压差，以实现向储罐进液的目的。 0.05～0.1；。 0.2～0.3；。 0.5～0.8；。 0.8～1.0。
A System p administrator is attempting to restore some files from a backup tape. The restore failed. The system administrator suspects the block size of the tape drive is incorrect. Which of the following commands can be used to determine the block size of the backup tape （） dd。 tar。 cpio。 restore。
A system administrator has just applied an update to an AIX system to correct a problem, The APAR number is IX49035 and was shipped as part of the PTF number U437542. After applying the APAR fix, the administrator wants to ensure that the fix is applied before informing the system users of the corrected problem. Which of the following commands should the system administrator run to verify that the APAR fix has been applied to the system?（）
