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下列关于安全生产规程说法正确的是()。

A.生产经营单位应当在有较大危险因素的生产经营场所和有关设施、设备上，设置明显的安全警示标志

B.生产经营单位必须对安全设备进行经常性维护、保养，并定期检测，保证正常运转

C.生产经营单位不得使用国家明令淘汰、禁止使用的危及生产安全的工艺、设备

D.生产、经营、储存、使用危险物品的车间、商店、仓库可以与员工宿舍在同一座建筑物内

E.涉及生命安全、危险性较大的特种设备的目录由国务院负责特种设备安全监督管理的部门制定，报国务院批准后执行

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更多“下列关于安全生产规程说法正确的是（)。A．生产经营单位应当在…”相关的问题

第1题

Inyourproductiondatabase，youhaveobservedthatthedatabaseserverperformancedegradeswheneverth

ereisaswitchbetweentheloggroups.Onfurtherinvestigation，youfindthatthedatabaseisrunninginARCHIVELOGmodeandthearchivedlogfilesarebeingwrittentothesamediskthatisusedtostoretheredologmembers.Whichtwoactionswouldyoutaketoimprovetheperformanceofthedatabaseserver？（）

A.increasethesizeoftheredologbuffer

B.increasethenumberofredologgroups

C.increasethenumberoflogwriterprocesses

D.increasethenumberofARCnprocesses

E.changetheappropriateLOG_ARCHIVE_DEST_nparametertoplacethearchivedlogfilesinaseparatelocation

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第2题

Inyourproductiondatabase，youhaveobservedthatthedatabaseserverperformancedegradeswheneverth

A.increasethesizeoftheredologbuffer

B.increasethenumberofredologgroups

C.increasethenumberoflogwriterprocesses

D.increasethenumberofARCnprocesses

E.changetheappropriateLOG_ARCHIVE_DEST_nparametertoplacethearchivedlogfilesinaseparatelocation

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第3题

Inyourproductiondatabase，datamanipulationlanguage（DML）operationsareexecutedontheSALEStable

.YouhavenoticedsomedubiousvaluesintheSALEStableduringthelastfewdays.Youareabletotrackusers，actionstaken，andthetimeoftheactionforthisparticularperiodbutthechangesindataarenottracked.Youdecidetokeeptrackofboththeolddataandnewdatainthetablealongwiththeuserinformation.Whatactionwouldyoutaketoachievethistask（）

A.Applyfine-grainedauditing.

B.Implementvalue-basedauditing.

C.Imposestandarddatabaseauditingtoauditobjectprivileges.

D.ImposestandarddatabaseauditingtoauditSQLstatements.

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第4题

Inyourproductiondatabase，youobservethatusers’transactionsareconsumingalotofresourcesandyou

plantoimposeresourcerestrictionsbyusingResourceManager.ForwhichthreeresourcescanyouenableusagerestrictionsbyusingResourceManager？（）

A.CPUusage

B.degreeofparallelism

C.numberofopencursors

D.numberofsortsperformed

E.idletimeforblockingsessions

F.numberofdiskI/Ooperationsperformed

G.numberofmemoryI/Ooperationsperformed

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第5题

Inyourproductiondatabase，youhavemultipleresourceplandirectivesthatrefertothecustomergroupDB_GRP.Whichtwostatementsarecorrect？（）

A.TheparalleldegreelimitforDB_GRPwillbetheminimumofalltheincomingvalues.

B.TheparalleldegreelimitforDB_GRPwillbethemaximumofalltheincomingvalues.

C.ThemaximumestimatedexecutiontimeforDB_GRPwouldbethemostnonrestrictiveofallincomingvalues.

D.IfasessionswitchedfromtheDB_GRPconsumergrouptoanotherconsumergroupbecauseitexceededtheprescribedswitchtime，thenthatsessionwouldnotexecuteiftheactivesessionpoolforthenewconsumergroupwasfull.

E.IsasessionswitchedfromtheDB_GRPconsumergrouptoanotherconsumergroupbecauseitexceededtheprescribedswitchtime，thenthatsessionwouldexecuteeveniftheactivesessionpoolforthenewconsumergroupwasfull.

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第6题

Inyourproductiondatabase，datamanipulationlanguage（DML）operationsareexecutedontheSALEStable

A.Applyfine-grainedauditing.

B.Implementvalue-basedauditing.

C.Imposestandarddatabaseauditingtoauditobjectprivileges.

D.ImposestandarddatabaseauditingtoauditSQLstatements.

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第7题

Inyourproductiondatabase，youobservethatusers’transactionsareconsumingalotofresourcesandyou

plantoimposeresourcerestrictionsbyusingResourceManager.ForwhichthreeresourcescanyouenableusagerestrictionsbyusingResourceManager？（）

A.CPUusage

B.degreeofparallelism

C.numberofopencursors

D.numberofsortsperformed

E.idletimeforblockingsessions

F.numberofdiskI/Ooperationsperformed

G.numberofmemoryI/Ooperationsperformed

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第8题

Inyourproductiondatabase，usersreportthattheyareunabletogeneratereportsonanimportanttablebecauseitdoesnotcontainanydata.Whileinvestigatingthereason，yourealizethatanotheruserexecutedtheTRUNCATETABLEcommand，whichaccidentallycausedthedatatobelost.Nowyouwanttorecoverthelostdataofthetablewithoutaffectingobjectsinotherschemas.Whichmethodmustyouusetorecoverthelostdata？（）

A．CompleteRecoverywithonlineredolog

B．CompleteRecoverywitharchivedredolog

C．TablespacePoint-in-TimeRecovery（TSPITR）

D．IncompleteRecoverywithsystemchangenumber（SCN）

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第9题

YouwanttoputaspecifictablespacecalledMY_DATAinhotbackupmodesoyoucanbackitup.Whatcommandwouldyouuse?()

A.altertablespaceMY_DATAbeginbackup

B.altertablespaceMY_DATAstartbackup

C.altertablespaceMY_DATAbackupbegin

D.alterMY_DATAbeginbackup

E.Youcannotbackupindividualtablespaces

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第10题

Youhavecreatedaresourceplan,PROD_DB_PLAN,withthefollowingconsumergroupswiththerespectivepl

Youhavecreatedaresourceplan，PROD_DB_PLAN，withthefollowingconsumergroupswiththerespectiveplandirectives：ConsumergroupSALESwithCPU_P1as60andDEGREE_OF_PARALLELISMas4.ConsumergroupMARKETwithCPU_P1as20.ConsumergroupDEVwithCPU_P1as20.ConsumergroupOTHERSwithCPU_P1as0andCPU_P2as100.Whichtwostatementsarecorrectinthisscenario？（）

A.Themaximumdegreeofparallelismforthemembersoftheconsumergroupsis4.

B.TheCPUallocationwillalwaysbeequalfortheconsumergroupsMARKETandDEV.

C.TheOTHERSconsumergroupwouldget100%oftheCPUifthereareunusedlevel1CPUresources.

D.TheSALESandMARKETconsumergroupswouldget100%oftheCPUifthereareunusedlevel2CPUresources.

E.ThemaximumdegreeofparallelismforthemembersoftheconsumergroupSALESis4withnorestrictionfortheremaininggroups.

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