You issued the following command to mount the DATA disk group in restricted mode： ALTER DISKGROUP data MOUNT RESTRICT； What is the implication of this command？（） The client RDBMS instance can access the file as a read-only file.。 A new disk cannot be added to a disk group.。 A disk in a disk group can be taken offline.。 The client RDBMS instance cannot access the files in the disk group.。
盛装其他气体的钢质无缝气瓶，检验周期（） 1年一次。 2年一次。 3年一次。 5年一次。
Examine these two statements:Which three are true about the MRKT tablespace?（） The MRKT tablespace is created as a small file tablespace, because the file size is less than the minimum required for big file files.。 The MRKT tablespace may be dropped if it has no contents.。 Users who were using the old default tablespace will have their default tablespaces changed to the MRKT tablespace.。 No more data files can be added to the tablespace.。 The relative file number of the tablespace is not stored in rowids for the table rows that are stored in the MRKT tablespace.。
You are managing an Oracle Database 11g database. The database is open， and you plan to performRecovery Manager （RMAN） backups. Which three statements are true about these backups（） The backups would be consistent. 。 The backups would be inconsistent.。 The backups would be possible only if the database is running in ARCHIVELOG mode.。 The backups would be possible only if the database is running in NOARCHIVELOG mode.。 The backups need to be restored and the database has to be recovered in case of a media failure.。
某写字楼工程，地下1层，地上10层。当主体结构已基本完成时，施工企业根据工程实际情况，调整了装修施工组织设计文件，编制了装饰工程施工进度网络计划，如图2-1所示，经总监理工程师审核批准后组织实施。
在工程施工过程中，发生了以下事件：
事件1：工作E原计划6日，由于设计变更改变了主要材料规格与材质，经总监理工程师批准，E工作计划改为9日完成，其他工作与时间执行网络计划。
事件2：一层大厅轻钢龙骨石膏板吊顶，一盏大型水晶灯（重100kg）安装在吊顶工程的主龙骨上。
事件3：由于建设单位急于搬进写字楼办公，要求提前竣工验收，总监理工程师组织建设单位技术人员、施工单位项目经理及设计单位负责人进行了竣工验收。
水晶灯的安装是否正确？说明理由。
Which four actions can you perform using the WebLogic Admin Console?（）
