Notethefollowingfunctionalitiesofvariousbackgroundprocesses:1.Recordthecheckpointinformationindatafileheaders.2.Performrecoveryatinstancestartup.3.Cleanupunusedtemporarysegments.4.Freetheresourcesusedbyauserprocesswhenitfails.5.Dynamicallyregisterdatabaseserviceswithlisteners.6.Monitorsessionsforidlesessiontimeout.Whichoptionhasthecorrectfunctionalitieslistedforabackgroundprocess()A.ArchiverProcess(ARCn):1,2,5B.SystemMonitorProcess(SMON):1,4,5C.ProcessMonitorProcess(PMON):4,5,6D.DatabaseWriterProcess(DBWn):1,3,4
Notethefollowingfunctionalitiesofvariousbackgroundprocesses:1.Recordthecheckpointinformationindatafileheaders.2.Performrecoveryatinstancestartup.3.Cleanupunusedtemporarysegments.4.Freetheresourcesusedbyauserprocesswhenitfails.5.Dynamicallyregisterdatabaseserviceswithlisteners.6.Monitorsessionsforidlesessiontimeout.Whichoptionhasthecorrectfunctionalitieslistedforabackgroundprocess()
A.ArchiverProcess(ARCn):1,2,5
B.SystemMonitorProcess(SMON):1,4,5
C.ProcessMonitorProcess(PMON):4,5,6
D.DatabaseWriterProcess(DBWn):1,3,4
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Notethefollowingfunctionalitiesofvariousbackgroundprocesses:1:Record thecheckpointinformationindatafileheaders.CKPT2:Performrecoveryatinstancestartup.SMON3:Cleanupunusedtemporarysegments.SMON4:Freetheresourcesusedbyauserprocesswhenitfails.5:Dynamicallyregisterdatabaseserviceswithlisteners.6:Monitorsessionsforidlesessiontimeout.Whichoptionhasthecorrectfunctionalitieslistedforabackgroundprocess()A.ArchiverProcess(ARCn):1,2,5B.SystemMonitorProcess(SMON):1,4,5C.ProcessMonitorProcess(PMON):4,5,6D.DatabaseWriterProcess(DBWn):1,3,4