Your database operates in ARCHIVELOG mode and usermanaged consistent backups are performed every Sunday night. On Tuesday, at 9:00 a.m. the current log sequence number was 369. Also, on Tuesday you lost the data file belonging to the SYSTEM tablespace and an archivelog file (sequence number 356) that contained redo entries between 8:00 a.m. and 8:30 a.m. With reference to this scenario, what would you do to recover the database?() restore all the data files from last Sunday’s backup, and then perform a timebased recovery。 restore all the data files from last Sunday’s backup, and then perform a cancelbased recovery。 restore all the data files from last Sunday’s backup, and then perform a changebased recovery。 restore only data files that belong to the SYSTEM tablespace from last Sunday’s backup, and then perform a complete recovery。
下列有关南北朝时期经济发展特点的表述中,不正确的是()。 江南迅速开发。 士族庄园经济占重要地位。 商品经济发达。 各民族经济交流加强。
WebSphere Application Server supports performance data collection using the Performance Monitoring Infrastructure (PMI). Which tool supports PMI and would be best to analyze the WebSphere Commerce runtime EJB, JVM and thread pool stats?() WebSphere Commerce Analyzer。 Tivoli Performance Viewer.。 Tivoli Web Site Analyzer.。 DB2 Intelligent Miner for Data.。
An administrator suspects someone is modifying a sensitive file, and wants to log access information for this file. Which of the following AIX component accomplishes this?() audit。 syslog。 TCB。 sysck。
教师经验要靠课例来()。
IBM ToolsCenter Bootable Media Creator is used to create bootable media. Which of the following functions can be performed with this tool?()