What command would you use to set a persistent setting in RMAN so that backups are all written to a tape device?（） CONFIGURE DEFAULT DEVICE TYPE TO TAPE MEDIA 。 CONFIGURE DEFAULT DEVICE TYPE TO TAPE 。 CONFIGURE DEFAULT DEVICE TYPE TO SBT 。 CONFIGURE DEFAULT DEVICE TYPE TO SBT_TAPE。
什么是个人空间？影响个人空间的因素有哪些？
Which three statements correctly describe the features of the I/O calibration process？（） Only one I/O calibration process can run at a time。 It automates the resource allocation for the Automated Maintenance Tasks。 It improves the performance of the performance-critical sessions while running。 It can be used to estimate the maximum number of I/Os and maximum latency time for the system。 The latency time is computed only when the TIMED_STATISTICS initialization parameter is set to TRUE。
Your database is open and users are connected using the LISTENER listener. The new DBA of the system stops the listener by using the following command： LSNRCTL> STOP What would happen to the sessions that are presently connected to the database instance？（） The sessions are able to perform only queries.。 The sessions are not affected and continue to function normally.。 The active transactions are rolled back and the sessions get terminated.。 The sessions are not allowed to perform any operations till the listener is started.。
专家系统
An end user is deploying Blade servers to replace obsolete rack mounted servers. In addition to AIX Web server and database workloads, they also have Windows workloads.
Which Blade is designed for Windows workloads?（）
