One of the redo log members in your database is lost. You queried V$logfile for further details. What would be the member’s status？（） LOST。 INVALID。 EXPIRED。 DELETED。 CORRUPT。 UNKNOWN。 OBSOLETE。
联系实际，就当前教育公平问题谈谈你的看法。
While setting up an Oracle database for one of your critical applications， you want to ensure that the database is backed up at regular intervals without your intervention. What should you do to achieve the objective？（） configure the database to run in ARCHIVELOG mode。 configure the Flash Recovery Area to enable automatic database backup。 schedule the database backup using DBMS_JOB package after creating the database。 schedule the database backup using Recovery Manager （RMAN） commands after creating the database。 schedule the database backup using Database Configuration Assistant （DBCA） while creating the database。
编制施工组织总设计时，确定了施工的总体部署之后应进行的工作是（）。 拟订施工方案。 编制施工总进度计划。 编制资源需求量计划。 编制施工准备工作计划。
Which two statements are true about setting the FAST_START_MTTR_TARGET initializationparameter to a nonzero value（） The MTTR advisor will be disabled.。 Automatic checkpoint tuning will be enabled.。 The value for the LOG_CHECKPOINT_INTERVAL initialization parameter will be override the value forFAST_START_MTTR_TARGET.。 The time taken to recover the instance after the crash is always exactly the same as the value given forthe FAST_START_MTTR_TARGET initialization parameter.。
饱和粘性土地基沉降的三个阶段不包括（）
