题目内容 (请给出正确答案)
[主观题]

下列有关机械设备安装的一般程序施工准备阶段说法错误的是()。A.进行图样自审和会审,编制施工方案

下列有关机械设备安装的一般程序施工准备阶段说法错误的是()。

A.进行图样自审和会审,编制施工方案并进行技术交底

B.编制人力计划,按工程进度安排劳动力

C.按工程进度计划编制设备进厂计划,有序地组织设备进场

D.现场应有电源、水源,有作业平面和作业空间,施工运输道路畅通,施工临时设施即将完成

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:
您的账号:,可能会需要:
您的账号:
发送账号密码至手机
发送
更多“下列有关机械设备安装的一般程序施工准备阶段说法错误的是()。…”相关的问题

第1题

InyourAutomaticStorageManagement(ASM)instance,oneofthenonemptydiskgroups,DGROUP1,isnolonge
InyourAutomaticStorageManagement(ASM)instance,oneofthenonemptydiskgroups,DGROUP1,isnolongerrequiredandyouwantthisdiskgrouptoberemoved.Youexecutethefollowingcommandtoachievethisobjective:DROPDISKGROUPdgroup1EXCLUDINGCONTENTS;Whatwouldbetheresultofthiscommand?()

A.Thiscommandwouldresultinanerrorbecausethediskgroupisnotempty.

B.Thecommandwoulddropthediskgroup,ignoringtheEXCLUDINGCONTENTSoption.

C.ThecommandwouldresultinthediskgroupbeingmarkedasINVALIDbecauseitcannotbedropped.

D.Thecommandwouldresultinthecontentsbeingmovedtotheparentdiskgroupanddroppingofthediskgroup.

E.Thecommandwoulddistributethecontentsofthespecifieddiskgroupamongallotherdiskgroupsandthendropthespecifieddiskgroup.

点击查看答案

第2题

The PRODUCTS table has these columns:PRODUCT_ID NUMBER(4)PRODUCT_NAME VARCHAR2(45)PRICE NU
MBER(8,2)Evaluate this SQL statement:SELECT *FROM PRODUCTSORDER BY price, product _ name;What is true about the SQL statement? ()

A. The results are not sorted.

B. The results are sorted numerically.

C. The results are sorted alphabetically.

D. The results are sorted numerically and then alphabetically.

点击查看答案

第3题

Whatistheresultofthiscommand?()RMAN>Reportneedbackupdays3;

A.Listsalldatafilescreatedinthelastthreedaysthatarenotbackedup.

B.Listsalldatafilesnotrecoverablebasedonthecurrentretentioncriteria.

C.Listsalldatafilesnotbackedupinthelastthreedays.Thedatafileisnotrecoverable.

D.Listsalldatafilesthatneedtobebackedupduetounrecoverableoperations.

E.Listsalldatafilesnotbackedupinthelastthreedays.Itdoesnotimplythatthedatafileisnotrecoverable.

点击查看答案

第4题

Whichtwooperationscanbeperformedonanexternaltable()

A.Createaviewonthetable.

B.Createanindexonthetable.

C.Createasynonymonthetable.

D.Addavirtualcolumntothetable.

E.UpdatethetableusingtheUPDATEstatement.

F.DeleterowsinthetableusingtheDELETEcommand

点击查看答案

第5题

Which best describes an inline view? ()

A. a schema object

B. a subquery that can contain an ORDER BY clause

C. another name for a view that contains group functions

D. a subquery that is part of the FROM clause of another query

点击查看答案

第6题

WhichthreestatementsaretrueregardingthelogicalstructureoftheOracledatabase?()

A.Eachsegmentcontainsoneormoreextents.

B.Multipletablespacescansharesingledatafile.

C.AdatablockisthesmallestunitofI/Ofordatafiles.

D.Itispossibletohavetablespacesofdifferentblocksizesinadatabase.

E.EachdatablockinthedatabasealwayscorrespondstooneOSblock.

点击查看答案

第7题

Whatdoestheoutputonthisreportindicate?()RMAN>reportneedbackup;RMANretentionpolicywillbe
Whatdoestheoutputonthisreportindicate?()RMAN>reportneedbackup;RMANretentionpolicywillbeappliedtothecommandRMANretentionpolicyissettoredundancy1Reportoffileswithlessthan1redundantbackupsFilebkpsName50C:\ORACLE\ORADATA\ORCL\MY_DATA_01.DBF

A.Themy_data_01.dbfdatafileiscorruptedandneedstoberestored.

B.Themy_data_01.dbfdatafilehasnotyetbeenbackedup.Thisreportdoesnotimplythatthedatainthedatafilecannotberecovered.

C.Themy_data_01.dbfdatafilehasnotyetbeenbackedup.Thisreportimpliesthatthedatainthedatafilecannotberecovered.

D.Themy_data_01.dbfdatafilenolongermeetstheretentioncriteriaforbackups.

E.Datafile5ismissing.

点击查看答案

第8题

Yourdatabaseisconfiguredinsharedservermode.However,yourseniorDBAasksyoutomodifythevalueofthePRIVATE_SGAlimitintheprofileoftheusers.Whatcouldbethereasonforthis()

A.TolimittheUserGlobalArea(UGA)memoryallocatedtoasessionfromtheSGA

B.TolimittheamountofmemorytobeusedforthedispatcherqueueofasessioninSGA

C.TolimittheamountofmemorytobeusedfortherequestpoolinSystemGlobalArea(SGA)

D.TocontroltheamountofmemoryallocatedinSGAforthelocalvariablesforeachsharedserverprocess

点击查看答案

第9题

The DBA issues this SQL command: CREATE USER scott IDENTIFIED by tiger; What privileges does the user Scott have at this point?()

A. no privileges

B. only the SELECT privilege

C. only the CONNECT privilege

D. all the privileges of a default user

点击查看答案

第10题

You executed the following PL/SQL block successfully:The above command produces Automatic Database Diagnostic Monitor (ADDM) analysis.()

A. with the CPU Usage finding if it is less than 90

B. without the CPU Usage finding if it is less than 90

C. with the CPU Usage finding for snapshots below 90

D. with the CPU Usage finding for snapshots not between 150 and 162

点击查看答案
热门考试 全部 >
相关试卷 全部 >
账号:
你好,尊敬的上学吧用户
发送账号至手机
密码将被重置
获取验证码
发送
温馨提示
该问题答案仅针对搜题卡用户开放,请点击购买搜题卡。
马上购买搜题卡
我已购买搜题卡, 登录账号 继续查看答案
重置密码
确认修改
谢谢您的反馈

您认为本题答案有误,我们将认真、仔细核查,
如果您知道正确答案,欢迎您来纠错

警告:系统检测到您的账号存在安全风险

为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!

微信搜一搜
上学吧
点击打开微信
警告:系统检测到您的账号存在安全风险
抱歉,您的账号因涉嫌违反上学吧购买须知被冻结。您可在“上学吧”微信公众号中的“官网服务”-“账号解封申请”申请解封,或联系客服
微信搜一搜
上学吧
点击打开微信