题目内容（请给出正确答案）

[主观题]

某煤矿工地上发生了安全生产事故，造成9人死亡，20人重伤。则下列行为违反了《安全生产法》规定的是（)

某煤矿工地上发生了安全生产事故，造成9人死亡，20人重伤。则下列行为违反了《安全生产法》规定的是()。

A．现场操作人员向项目经理报告时说有一人死亡

B．在事故发生时，工人甲没有顾及施工机具的安全，迅速逃到了安全地带

C．工人乙事先发现了安全事故的隐患，但是没有向安全生产管理人员报告

D．工人丙发现了安全事故的隐患后拒绝进入这个危险区域施工

查看答案

如搜索结果不匹配，请联系老师获取答案

您可能会需要：

重置密码查看订单联系客服

安装上学吧APP，拍照搜题省时又省心！

更多“某煤矿工地上发生了安全生产事故，造成9人死亡，20人重伤。则…”相关的问题

第1题

WhichkindsoffailuresmaketheDataRecoveryAdvisor(DRA)generateamanualchecklist?()

A.Failurewhennostandbydatabaseisconfigured

B.Failurebecauseadatafileisrenamedaccidentally

C.Failurethatrequiresnoarchivelogstobeappliedforrecovery

D.Failureduetolossofconnectivity-forexample，anunpluggeddiskcable

点击查看答案

第2题

Whichcommandwillresultinatracefilebeingcreatedwiththecreatecontrolfilecommandcontainedinit?()

A.alterdatabasebackupcontrolfile

B.alterdatabasebackupcontrolfiletotrace

C.alterdatabasecontrolfilebackup

D.alterdatabasecontrolfilebackupto’/ora01/oracle/ctrl_backup.ctl’

E.alterdatabasebegincontrolfilebackup

点击查看答案

第3题

Which statements are true regarding the system-defined moving window baseline in Oracle Database 11g?()

A. It does not allow you to change the moving window size.

B. Adaptive threshold functionalities use it by default to compute statistics.

C. It is created by default with the window size being equal to the AWR retention time.

D. It is created when the first snapshot is collected by the Automatic Workload Repository (AWR).

点击查看答案

第4题

Inyourproductiondatabasethereisajob,CALC_STAT,whichhasbeenscheduledtoruneveryFridayat5:00p

Inyourproductiondatabasethereisajob，CALC_STAT，whichhasbeenscheduledtoruneveryFridayat5：00p.m.CALC_STATupdatestheoptimizerstatisticsfortheobjectsownedbytheAPPSschema.Youwantthetasktobegeneric，therebyallowinguserstomodifytheattributesofthetaskatruntimewithoutaffectingtheoriginaltask.WhichcomponentofOracleSchedulermustyoudefinetoachievethis？（）

A.Window

B.Program

C.Jobclass

D.Windowgroup

点击查看答案

第5题

Whatisthecorrectorderofstepstoperformanonlinedatabasebackup?()a.alterdatabasebeginbackupb.alterdatabaseendbackupc.Backupthedatabasedatafilesd.Backupthearchivelogfilese.altersystemswitchlogfile

A.a，b，c，d，e

B.e，d，a，b，c

C.a，c，b，d，e

D.d，b，c，a，e

E.a，c，b，e，d

点击查看答案

第6题

Yourbusinesshasdepartmentalreportsthataregeneratedeveryday.Eachdepartmentmustusethesameset

ofqueries，butaccessesadifferentsubsetofdatainthetables，dependingonwhichdepartmentgeneratesthereport.Theformatofthereportsisbeingdevelopedcurrently，theformatchangesdaily.Howwouldyouconfigurethedatabasetoensurethateachdepartmentgeneratesitsreport（basedonitstargetdata）usingthemostrecentreportformateveryday？（）

A.byhavingeachuserrunthereportgenerationprocedureatthescheduledtime，supplyingthenecessaryinputvariables

B.bycreatingaprogramusingDBMS_JOBthatacceptsoneormorevariables，andcreatingajobthatcallsthisprogramusingDBMS_JOB

C.byhavingeachuserscheduleajobusingDBMS_JOBthatacceptsoneormoreinputvariablesandcallsaprocedurethatgeneratesthereport

D.byhavingeachusercreateajobusingDBMS_SCHEDULERthatincludesalltheinformationandcommandsnecessarytogeneratethereport

E.bycreatingaprogramusingDBMS_SCHEDULERthatacceptsoneormorevariables，andcreatingajobthatcallsthisprogramusingDBMS_SCHEDULER

点击查看答案

第7题

You issue the following RMAN command to set a retention policy on a database:RMAN>CONFIGURE RETENTION POLICY TO REDUNDANCY 2;What will be the outcome of issuing this command? ()

A. After two days, a backup will be marked obsolete

B. After two days, a backup will be deleted from the media

C. If the RMAN repository has records of two or more recent backups of a file, then older backups will be deleted from the media.

D. If the RMAN repository has records of two or more recent backups of a file, then older backups will be marked obsolete.

点击查看答案

第8题

WhichisthecorrectcommandtoputthedatabaseinARCHIVELOGmode?()

A.alterdatabasearchivelog

B.altersystemenablearchivelogmode

C.alterdatabaseenablearchive

D.alterdatabasearchivelogenable

E.Noneoftheabove

点击查看答案

第9题

Yourdatabaseisfunctionalwithapeakloadforthelastonehour.Youwanttopreservetheperformancestat

isticscollectedduringthisperiodtobeusedforcomparisonwhenyouanalyzetheperformanceofthedatabaseinthefuture.Whatactionwouldyoutaketoachievethistask（）

A.InsertfindingdirectivesforADDMtasksinthefuture.

B.Createabaselineonapairofsnapshotsspanningthepeak-loadperiod.

C.DecreasethesnapshotintervalintheAWRtocollectmoresnapshotsduringthepeak-loadperiod.

D.SetthesnapshotretentionperiodintheAutomaticWorkloadRepository（AWR）tozerotoavoidautomaticpurgingofsnapshots

点击查看答案

第10题

Examine the output of the query that you executed to list the objects in the recycle bin:Y

ou verified that no table named SALES_TAB exists in the schema. Then you executed the following command to purge the objects in the recycle bin:SQL> PURGE TABLE sales_tab;What would be the outcome of this command?（）

A. All three tables in the recycle bin are purged

B. Only the table with the oldest DROPSCN is purged

C. The command returns an error because multiple entries with the same name exist in the recycle bin

D. Only the table with the latest DROPSCN is purged

点击查看答案