Oneoftheredologmembersinyourdatabaseislost.YouqueriedV$logfileforfurtherdetails.Whatwouldbethemember’sstatus？（）
A. LOST
B. INVALID
C. EXPIRED
DELETED
E. CORRUPT
F. UNKNOWNG.OBSOLETE
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InwhichofthescenarioswilltheDBAperformrecovery（）
A. Thealertlogfileiscorrupted.
B. Atablespaceisaccidentallydropped.
C. Oneoftheredologmembersiscorrupted.
D. Adatabaseuserterminatesthesessionabnormally.
E. Theharddiskonwhichthedatafileisstorediscorrupted.
WhichtaskscanbeaccomplishedusingtheEnterpriseManagerSupportWorkbenchinOracleDatabase11g？（）
A. Generatereportsondatafailuresuchasdatafilefailures.
B. YoucantracktheServiceRequest（SR）andimplementrepairs.
C. YoucanpackageanduploaddiagnosticdatatoOracleSupport.
D. Youcanmanuallyrunhealthcheckstogatherdiagnosticdataforaproblem.
Youareworkingona24x7（available24hoursperday，7daysperweek）productiondatabase.Anoperatingsystem（OS）userdeletesthealertlogfileaccidentally.Whichstatementinthisscenarioistrue？（）
A. Thedatabasecrashes.
B. TheDBAneedstore-createthefile.
C. Thefilegetsre-createdautomatically.
D. Thefilegetsrestoredautomaticallyfromthelastbackup.
E. TheDBAneedstoperformacompletedatabaserecovery.
F. TheDBAneedstoperformanincompletedatabaserecovery.
Whichthreestatementsaretrueregardingpersistentlightweightjobs？（）
A. Persistentlightweightjobsmodifyseveraltablesinthedatadictionarytogeneratealotofredo.
B. Theusercannotsetprivilegesonpersistentlightweightjobs.
C. Persistentlightweightjobsareusefulwhenusersneedtocreatealargenumberofjobsinashorttime.
D. Persistentlightweightjobsareusefulwhenusersneedtocreateasmallnumberofjobsthatruninfrequently.
E. Theuseofatemplateismandatorytocreatepersistentlightweightjobs.
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