What are the two advantages of RMAN Block Media Recovery （BMR） over filelevel recovery？（） BMR lowers the mean time to recover （MTTR）.。 BMR supports pointintime recovery of individual data blocks.。 BMR enables you to use incremental backups for block recovery.。 BMR enables recovery even when the database is not mounted or open.。 BMR enables you to use proxy backups to perform block media recovery.。 BMR enables increased availability of data during recovery because the data file that requires a recovery can remain online.。
下列哪项不属于纤溶酶的生理作用（） 裂解纤维蛋白原。 裂解纤维蛋白。 水解多种凝血因子。 灭活蛋白C。
Which of these formats represents the correct hierarchy for the ADR？（） A.A。 B。 C。 D。
适用于无筋混凝土的防冻剂为（） A.氯盐阻锈类防冻剂 。 B.无氯盐类防冻剂 。 C.硝酸盐类防冻剂 。 D.氯盐类防冻剂。
You are a database administrator for your company. You are configuring a new SQL Server 2005 computer named SQL1. SQL1 will run Reporting Services. It will also be configured to automatically perform database backups and other maintenance tasks. There are no other SQL Server computers in the network environment. All access to SQL1 will be made by using SQL1s DNS name. You need to disable any unnecessary services on SQL1. Which service or services should you disable？（） Internet Information Services。 SQL Server Browser。 SQL Server Agent。 Microsoft Distributed Transaction Coordinator。
教学的基本任务是（）
