在水泥的强度等级中,如42.5R E辛的“R”表示()。
A.早强型
B.低热型
C.快凝型
D.快硬型
第1题
A.increasethesizeoftheredologbuffer
B.increasethenumberofredologgroups
C.increasethenumberoflogwriterprocesses
D.increasethenumberofARCnprocesses
E.changetheappropriateLOG_ARCHIVE_DEST_nparametertoplacethearchivedlogfilesinaseparatelocation
第2题
A.TheparalleldegreelimitforDB_GRPwillbetheminimumofalltheincomingvalues.
B.TheparalleldegreelimitforDB_GRPwillbethemaximumofalltheincomingvalues.
C.ThemaximumestimatedexecutiontimeforDB_GRPwouldbethemostnonrestrictiveofallincomingvalues.
D.IfasessionswitchedfromtheDB_GRPconsumergrouptoanotherconsumergroupbecauseitexceededtheprescribedswitchtime,thenthatsessionwouldnotexecuteiftheactivesessionpoolforthenewconsumergroupwasfull.
E.IfasessionswitchedfromtheDB_GRPconsumergrouptoanotherconsumergroupbecauseitexceededtheprescribedswitchtime,thenthatsessionwouldexecuteeveniftheactivesessionpoolforthenewconsumergroupwasfull.
第3题
A.Applyfine-grainedauditing.
B.Implementvalue-basedauditing.
C.Imposestandarddatabaseauditingtoauditobjectprivileges.
D.ImposestandarddatabaseauditingtoauditSQLstatements.
第4题
A.CPUusage
B.degreeofparallelism
C.numberofopencursors
D.numberofsortsperformed
E.idletimeforblockingsessions
F.numberofdiskI/Ooperationsperformed
G.numberofmemoryI/Ooperationsperformed
第5题
A.TheparalleldegreelimitforDB_GRPwillbetheminimumofalltheincomingvalues.
B.TheparalleldegreelimitforDB_GRPwillbethemaximumofalltheincomingvalues.
C.ThemaximumestimatedexecutiontimeforDB_GRPwouldbethemostnonrestrictiveofallincomingvalues.
D.IfasessionswitchedfromtheDB_GRPconsumergrouptoanotherconsumergroupbecauseitexceededtheprescribedswitchtime,thenthatsessionwouldnotexecuteiftheactivesessionpoolforthenewconsumergroupwasfull.
E.IsasessionswitchedfromtheDB_GRPconsumergrouptoanotherconsumergroupbecauseitexceededtheprescribedswitchtime,thenthatsessionwouldexecuteeveniftheactivesessionpoolforthenewconsumergroupwasfull.
第6题
A.Applyfine-grainedauditing.
B.Implementvalue-basedauditing.
C.Imposestandarddatabaseauditingtoauditobjectprivileges.
D.ImposestandarddatabaseauditingtoauditSQLstatements.
第7题
A.CPUusage
B.degreeofparallelism
C.numberofopencursors
D.numberofsortsperformed
E.idletimeforblockingsessions
F.numberofdiskI/Ooperationsperformed
G.numberofmemoryI/Ooperationsperformed
第8题
A.CompleteRecoverywithonlineredolog
B.CompleteRecoverywitharchivedredolog
C.TablespacePoint-in-TimeRecovery(TSPITR)
D.IncompleteRecoverywithsystemchangenumber(SCN)
第9题
A.Theextentsinundotablespaceretaindatauntilthenextfulldatabasebackup.
B.Theextentscontainingcommitteddataintheundotablespaceareneveroverwritten.
C.Theextentswhichnolongercontainuncommitteddataintheundotablespacearenotoverwrittenforatleast15minutes.
D.Theextentscontainingcommitteddataintheundotablespacearenotoverwrittenuntiltheinstanceisshutdown.
第10题
A. It enables all system triggers.
B. It allows only SYSDBA connections.
C. It ensures that all job queues remain active during the upgrade process.
D. It sets system initialization parameters to specific values that are required to enable database upgrade scripts to be run.
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