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[单选] The Database Resource Manager is automatically enabled in the maintenance window that runs the Automated Maintenance Task. What is the reason for this?()

A . to prevent the creation of an excessive number of scheduler job classes
B . to allow the Automated Maintenance Tasks to use system resources without any restriction
C . to allow resource sharing only among the Automated Maintenance Tasks in the maintenance window
D . to prevent the Automated Maintenance Tasks from consuming excessive amounts of system resource

One of the users in the PROD database, Adams, complains that his update on the table, TRANS, is taking an unusually long time to complete. You find that the table gets locked by another database user before Adams starts his transactions, and you are unable to contact the user holding the table lock. As Adams is updating some crucial rows in the table, he should get the highest priority. Which method would you use to overcome this problem?() execute the command, ALTER SESSION KILL .., to kill the blocking session。 execute the DBMS_SESSION.KILL_SESSION procedure to kill the blocking session。 execute the command, ALTER SYSTEM KILL SESSION .., to kill the blocking session。 execute the command, ALTER SESSION UNLOCK .., to release the lock for the blocking session。 execute the command, ALTER SYSTEM UNLOCK SESSION .., to release the lock for the blocking sessio。 Examine the values for the following initialization parameters: FAST_START_MTTR_TARGET = 0LOG_CHECKPOINT_INTERVAL = 0 Which two will be the implications of these values in your database() The SGA advisor will be disabled.。 The MTTR advisor will be disabled.。 Automatic checkpoint tuning will be disabled.。 Checkpoint information will not be written to the alert log file.。 工作评价 When does an MDisk become managed by an IBM Storwize V7000?() when a volume is created using thatMDisk。 when theMDisk is first imported into the cluster。 when the LUN is first presented to theStorwize V7000。 when theMDisk is assigned to a storage pool。 基于“学习共同体”的学校改革,以“()”、串联儿童思考,反刍教材表述作为教学的基本要素。 The Database Resource Manager is automatically enabled in the maintenance window that runs the Automated Maintenance Task. What is the reason for this?()
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