He came all the way to China for promoting friendship ______ for making money.
A.other than
B.more than
C.better than
D.rather than
第1题
A.BothUSINGandONclausescanbeusedforequijoinsandnonequijoins
B.AmaximumofonepairofcolumnscanbejoinedbetweentwotablesusingtheONclause
C.TheONclausecanbeusedtojointablesoncolumnsthathavedifferentnamesbutcompatibledatatypes
D.TheWHEREclausecanbeusedtoapplyadditionalconditionsinSELECTstatementscontainingtheONortheUSINGclause
第2题
A.SetthevalueoftheDB_BLOCK_CHECKINGinitializationparametertoTRUE
B.UsetheANALYZEutility.
C.UsetheDBVERIFYutility.
D.UsetheDBMS_REPAIRpackage.
第3题
A.’u01\oradata\dir_A’
B.’u01\oradata\dir_B’
C.’u01\oradata\dir_C’
D.’u01\oradata\dir_D’
第4题
A.NoflashbackispossibletobringbacktheITEMtable.
B.TheORDERtableisdroppedalongwiththeITEMtable.
C.ThedependentreferentialintegrityconstraintsintheORDERtablearedisabled.
D.ThedependentreferentialintegrityconstraintsintheORDERtableareremoved.
E.ThetabledefinitionoftheITEMtableandassociatedindexesareplacedintherecyclebin.
第5题
A.TheLOBvaluesareautomaticallycompressed.
B.TheLOBvaluesarecachedbydefaultinthebuffercache.
C.TheLOBvaluesareautomaticallystoredinencryptedmode.
D.AllLOBdatathatisidenticalintwoormorerowsinaLOBcolumnsharethesamedatablocks.
第6题
A.More memory per thread is beneficial in all scenarios
B.It causes increased overhead due to initial memory allocation
C.It can affect system stability during peak load times, due to swapping
D.It requires increasing the thread_cache_size variable
第7题
A.ItignoresNULLvalues
B.Reversingtheorderoftheintersectedtablesalterstheresult
C.ThenamesofcolumnsinallSELECTstatementsmustbeidentical
D.ThenumberofcolumnsanddatatypesmustbeidenticalforallSELECTstatementsinthequery
第8题
A.byusingtheANALYZEutility
B.byusingtheDBVERIFYutility
C.byusingtheDB_BLOCK_CHECKINGparameter
D.byusingtheDBMS_REPAIRpackage
第9题
A. The RMAN backup fails because the TOOLS tablespace is read-only
B. The RMAN skips the backup of the tablespace because backup optimization is enabled
C. The RMAN makes backup because optimization can be enabled only for backups to disk
D. The RMAN makes the backup because no backup of the tablespace exists within the seven day window
第10题
A.CREATESYNONYMordFORorders;ThiscommandisissuedbyOE
B.CREATEPUBLICSYNONYMordFORorders;ThiscommandisissuedbyOE
C.CREATESYNONYMordFORoe.orders;Thiscommandisissuedbythedatabaseadministrator
D.CREATEPUBLICSYNONYMordFORoe.orders;Thiscommandisissuedbythedatabaseadministrator
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