Which of the following commands should be used to reset the Virtual Memory Manager tuning parameters to their default values？（） schedtune -t。 vmtune -R。 schedtune -r。 schedtune -D。
加涅的九大九大教学事件不包括（） 引起注意。 提供学习指导。 提供消极反馈。 促进保持和迁移。
User SCOTT wants to back out the transactions on the REGIONS table in his schema. As a DBA， which commands must you execute to enable SCOTT to flash back the transactions？（） ALTER DATABASE FLASHBACK ON。 GRANT SELECT any transaction TO scott。 GRANT EXECUTE ON dbms_flashback TO scott。 ALTER DATABASE ADD SUPPLEMENTAL LOG DATA。 ALTER TABLESPACE undots1 RETENTION GUARANTEE。 ALTER DATABASE ADD SUPPLEMENTAL LOG DATA （PRIMARY KEY） COLUMNS。
While applying a service update on a system using SMIT, the system administrates SMIT Command Status screen shows "Command: failed". Which of the following procedures should be performed to investigate the failure?（） Exit the SMIT session and re-apply the update.。 Select the SMIT option to Clean UP After an Interrupted Installation.。 Examine the installation summary report to determine the cause of the failure.。 Examine the console log to view the error messages generated by the failure.。
缴费确定型的私人养老金计划（DC）的主要特征之一是在计划建立时（）。 确定投保时的保险费金额。 确定保险期间的现金价值。 确定退保时的退保费用金额。 确定退休时的养老金金额。
Which command will show the network configuration settings associated with an Ethernet adapter？（）
