Youwanttopurgejobentriesolderthan5daysfromthejoblog.Youdonotwanttopurgewindowlogentries.Whichcommandwillyouusetoaccomplishthistask?() A.EXECUTEDBMS_SCHEDULER.PURGE_LOG（log_history=5，job_name=’JOB1’）；B.EXECUTEDBMS_SCHEDULER.PURGE_LOG（log_history=5，job_name=’JOB_LOG’）；C.EXECUTEDBMS_SCHEDULER.PURGE_LOG（log_history=5，which_log=’JOB1’）；D.EXECUTEDBMS_SCHEDULER.PURGE_LOG（log_history=5，which_log=’JOB_LOG’）；
Youwanttopurgejobentriesolderthan5daysfromthejoblog.Youdonotwanttopurgewindowlogentries.Whichcommandwillyouusetoaccomplishthistask?()
A.EXECUTEDBMS_SCHEDULER.PURGE_LOG（log_history=>5，job_name=>’JOB1’）；
B.EXECUTEDBMS_SCHEDULER.PURGE_LOG（log_history=>5，job_name=>’JOB_LOG’）；
C.EXECUTEDBMS_SCHEDULER.PURGE_LOG（log_history=>5，which_log=>’JOB1’）；
D.EXECUTEDBMS_SCHEDULER.PURGE_LOG（log_history=>5，which_log=>’JOB_LOG’）；