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MRR测量任务通过Toolkit中的New Operation/NewTask（TDMRR）打开
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You are using Oracle Database 10g. You performed an incomplete recovery of your database and opened the database with the RESETLOGS option. What is the effect of opening the database with the RESETLOGS option？ （）A、This operation resets the SCN for the database.B、This operation creates a new incarnation of the database.C、This operation moves all the redo log files to a different location.D、This operation deletes the old redo log files and creates new redo log files.E、This operation updates all current datafiles and online redo logs and all subsequent archived redo logs with a new RESETLOGS SCN and time stamp.
考题
多选题You are using Oracle Database 10g. You performed an incomplete recovery of your database and opened the database with the RESETLOGS option. What is the effect of opening the database with the RESETLOGS option？ （）AThis operation resets the SCN for the database.BThis operation creates a new incarnation of the database.CThis operation moves all the redo log files to a different location.DThis operation deletes the old redo log files and creates new redo log files.EThis operation updates all current datafiles and online redo logs and all subsequent archived redo logs with a new RESETLOGS SCN and time stamp.
考题
单选题Which describes the operation required to move to a new release level of system firmware？（）A
DeferredB
TransientC
ConcurrentD
Disruptive
考题
单选题You updated the resource plan directive for the resource consumer group， DSS_USERS. The resource plan directive is assigned to the DSS_PLAN by using the following statement： SQLEXEC DBMS_RESOURCE_MANAGER.UPDATE_PLAN_DIRECTIVE （PLAN = ’DSS_PLAN’， GROUP_OR_SUBPLAN = ’DSS_USERS’， NEW_CPU_P1 = 80， NEW_SWITCH_GROUP = ’CANCEL_SQL’， NEW_SWITCH_ESTIMATE = TRUE， NEW_SWITCH_TIME = 600）； A user connects to the database and starts an operation. What is the outcome if Oracle estimates that the execution time for this operation will exceed 600 seconds？（）A
The session is killed before starting the operation.B
The session generates an error before starting the operation.C
The session switches to the CANCEL_SQL resource consumer group before starting the operation.D
The session hangs before starting the operation.
考题
单选题在下列程序语句中，为任务间添加依赖关系的是（）。A
[operation1 addDependency：operation2]；B
[operation addExecutionBlock：^{}]；C
[operation waitUntilFinished]；D
[operation cancel]；
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