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问题:
[单选] 下面哪个组件不是容器组件()
A . Form
B . Panel
C . GroupBox
D . Memo
You are maintaining your database in Oracle10g. You are not using the recovery catalog to maintain the backup information of your database. Which file can be used as a repository to store information regarding the RMAN backup?() online redo log files。 alert log files。 control file。 datafiles associated with the SYSTEM tablespace。
最早的标注语言是() XML。 HTML。 VRML。 SGML。
You have enabled backup optimization in RMAN. You issue the following RMAN command to configure a redundancy-based retention policy: CONFIGURE RETENTION POLICY TO REDUNDANCY 3; Which statement is true?() The command fails because you cannot configure a redundancy-based retention policy when backup optimization is enabled。 Backup optimization is performed, but RMAN considers the redundancy-based retention policy when it determines which datafiles should be backed up。 Backup optimization is permanently disabled。 Backup optimization is temporarily disabled because a redundancy-based retention policy is specified。
You are in the middle of a transaction and very crucial data has been modified. Because of a hardware failure, the instance has shut down before synchronizing all the database files. Which two statements are true?() On startup, SMON coordinates instance recovery.。 On startup, CKPT coordinates instance recovery.。 On startup, use RMAN to perform instance recovery.。 Uncommitted changes will be rolled back after the database is opened.。 On startup, perform media recovery and then instance recovery.。 On startup, all the files will be synchronized and you get both committed and uncommitted data.。
加强建设监理管理的措施不包括() 积极培育水利工程监理市场。 完善建设监理实施。 强化监理行为监管。 加强监理人员知识更新培训。
下面哪个组件不是容器组件()