第1题
A.Alistoffilesthatrequireabackupwithin3days
B.Alistoffilesrequiringmorethan3daysofarchivelogstoapply
C.AlistoffilesthatRMANrecommendsbebackeduponlyonceineverythreedays,basedonlowvolatility
D.Alistoffilesforwhichabackupasalreadybeenperformedinthelastthreedaysandwhichisrequiredtobebackedupagainbasedonthehighnumberoftransactionsperformedonthem
第2题
A.Notransactiononthetablespaceisallowedbutyoucanperformqueries.
B.Thetablespacewillautomaticallycomeoutofbackupmodewhenthefilecopyiscomplete.
C.Thecheckpointchangenumberisfrozeninheadersofthedatafilesuntilthefileis removedfrombackupmode.
D.Thedatabasewritesthebeforeimageofanentireblocktotheredostreambeforemodifying.blocktorthefirsttime.
第3题
A. SQL Repair Advisor
B. SQL Optimizer
C. SQL Access Advisor
D. SQL Tuning Advisor
第4题
A. SELECT &1, "&2" FROM &3 WHERE last_name = ‘&8‘;
B. SELECT &1, ‘&2‘ FROM &3 WHERE ‘& last_name = ‘&8‘;
C. SELECT &1, &2 FROM &3 WHERE last_name = ‘&8‘;
D. SELECT &1, ‘&2‘ FROM EMP WHERE last_name = ‘&8‘;
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