用水或一般灭火器浇灭离接触网带电部分不足( )米的燃着物体时,接触网必须停电;若使用沙土灭火时,距接触网在( )米以上者,可不停电。
D
暂无解析
TheImportanceofGoodCommunications
Effectivecommunicationisessentialforallorganizations.Itlinkstheactivitiesofthevariouspartsoftheorganizationandensuresthateveryoneisworkingtowardsacommongoal.Itisalsoextremelyimportantformotivatingemployees.Staffneedtoknowhowtheyaregettingon,whattheyaredoingrightandinwhichareastheycouldimprove.Workingalonecanbeextremelydifficultanditismucheasierifsomeonetakesaninterestandprovidessupport.Employeesneedtounderstandwhytheirjobisimportantandhowitcontributestotheoverallsuccessofthefirm.Personalcommunicationshouldalsoincludetargetsetting.Peopleusuallyrespondwelltogoals,providedtheseareagreedbetweenthemanagerandsubordinateandnotimposed.
However,firmsoftenhavecommunicationproblemsthatcanunderminetheirperformance.Inmanycases,theseproblemsoccurbecausemessagesarepassedoninaninappropriateway.Thereare,ofcourse,severalwaysofconveyinginformationtoothersintheorganizationwhichincludespeakingtothemdirectly,e-mailing,telephoningorsendingamemo.Themostappropriatemethoddependsonwhatexactlyitisyouarecommunicating.Forexample,anythingthatisparticularlysensitiveorconfidential,suchasanemployee'sappraisal,shouldbedoneface-to-face.
Oneofthemainproblemsforseniorexecutivesisthattheydonothavethetimeorresourcesneededtocommunicateeffectively.Inlargecompanies,forexample,itisimpossibleforseniormanagerstomeetanddiscussprogresswitheachemployeeindividually.Obviouslythistaskcanbedelegatedbutatthecostofcreatingagapbetweenseniormanagementandstaff.Asaresult,managersareoftenforcedtouseothermethodsofcommunication,likememosornotes,eveniftheyknowthesearenotnecessarilythemostsuitablemeansofpassingonmessages.
Theuseoftechnology,suchase-mail,mobilephonesandnetworksystems,isspeedingupcommunicationimmensely.However,thisdoesnotmeanthatmoreinvestmentintechnologyautomaticallyprovesbeneficial:systemscanbecomeoutdatedoremployeesmaylackappropriatetraining.Therearemanycommunicationstoolsnowavailablebutafirmcannotaffordallofthem.Evenifitcould,itdoesnotactuallyneedthemall.Thepotentialgainsmustbeweighedupagainstthecosts,andfirmsshouldrealizethatmorecommunicationdoesnotnecessarilymeanbettercommunication."
Asthenumberofpeopleinvolvedinanorganizationincrease,theuseofwrittencommunicationrisesevenfaster.Insteadofaquickconversationtosortsomethingoutnumerousmessagescanbepassedbackwardsandforwards.Thiscanleadtoatremendousamountofpaperworkandisoftenlesseffectivethanface-to-facecommunication.Whenyouareactuallytalkingtosomeoneyoucandiscussthingsuntilyouarehappythattheyhaveunderstoodandfeedbackisimmediate.Withwrittenmessages,however,youareneverquitesurehowitwillbereceivedwhatyouthinkyouhavesaidandwhattheotherpersonthinksyouhavesaidcanbeverydifferent.
Theamountofwritteninformationgeneratedinlargeorganizationstodaycanleadtocommunicationoverload.Somuchinformationisgatheredthatitgetsinthewayofmakingdecisions.Takealookattheaveragemanager'sdeskandyouwillseetheproblem--itisoftencoveredwithletters,reportsandmemos.Thisoverloadcanleadtoinefficiencies.Forexample,managersmaynotbeabletofindtheinformationtheywantwhentheyneedit.Communicationisalsobecomingmoredifficultwiththechangesoccurringinemploymentpatterns.Withmorepeopleworkingpart-timeandworkingathome,managingcommunicationisbecomingincreasinglycomplex.
1.InthefirstparagraphthewriterrecommendsthatcommunicationwithstaffshouldincludeA.somefeedbackontheirjobperformance.
B.anexplanationofhowcompanytargetshavebeenset.
C.informationonpromotionprospectswithinthecompany.
D.anindicationofwhichdutiestheycanexpectassistancewith.areastheycouldimprove
2.Accordingtothewriter,thebestwayofachievingeffectivecommunicationistoA.adaptthemessagetosuitaparticularaudience.
B.makethecontentofmessagesbriefanddirect.
C.selectthemostsuitablemeansofconveyingaparticularmessage.
D.ensurethatinformationistargetedattheappropriategroupofpeople.
3.Whatdoesthewritersayaboutthecommunicationoptionsavailabletoseniormanagers?A.Sendingmemostostaffisoneofthemostefficientmethods.
B.Itisimportanttofindthetimetodiscusscertainmatterswithstaff.
C.Theyshouldincreasetherangeofoptionsthattheyuse.
D.Gettingjuniormanagerstotalktostaffcancreatedifferentproblems.
4.Whatadviceisgivenaboutthecommunicationtoolsmadeavailablebytechnology?A.Aimtolimitstaffuseofcertaincommunicationtools.
B.Evaluatethemintermsoftheexpenditureinvolved.
C.Selectthemonthebasisofthefacilitiestheyoffer.
D.Encouragemorestafftoattendtrainingcoursesintheiruse.
5.Accordingtothewriter,aproblemwithwrittencommunicationisthatA.themessagecanbeinterpreteddifferentlytowhatwasintended.
B.itcanbeeasyforpeopletoignorethecontentsofawrittenmessage.
C.mostpeoplearemorecomfortablewithface-to-facecommunication.
D.itispossibleforcorrespondencetogetlostwithinalargeorganization.
6.Accordingtothearticle,whatistheeffectofreceivinglargeamountsofwritteninformation?A.Itiscounter-productive."
B.Itcausesconflictinacompany.
C.Itleadstochangesinworkpatterns.
D.Itmakesthemainpointsmoredifficulttoidentify.
Iwanttogotothegrocery,butyou_______withme.
It’snecessary_________usallto________
Mrs.Londonhas____thatsheisunabletogetajob.
数字签名是对以数字形式存储的消息进行某种处理,产生一种类似于传统手书签名功效的信息处理过程。数字签名标准DSS中使用的签名算法DSA是基于EIGamal和Schnorr两个方案而设计的。当DSA对消息m的签名验证结果为Tme,也不能说明()
2015年国务院发布的《关于积极推进“互联网+”行为的指导意见》提出:到()年,网络化、智能化、服务化、协同化的“互联网+”产业生态体系基本完善,“互联网+”称为经济社会创新发展的重要驱动力量。
某软件企业为了及时、准确地获得某软件产品配置项的当前状态,了解软件开发活动的进展状况,要求项目组出具配置状态报告,该报告内容应包括:()。
①各变更请求概要:变更请求号、申请日期、申请人、状态、发布版本、变更结束日期
②基线库状态:库标识、至某日预计库内配置项数、实际配置项数、与前版本差异描述
③发布信息:发布版本、计划发布时间、实际发布时间、说明
④备份信息:备份日期、介质、备份存放位置
⑤配置管理工具状态
⑥设备故障信息:故障编号、设备编号、申请日期、申请人、故障描述、状态。
进行需求分析时可以使用多种工具,但()是不适用的。
项目质量管理包括制定质量管理计划、质量保证、质量控制,其中质量控制一般在项目管理过程组的()中进行。
研究软件架构的根本目的是解决软件的复用、质量和维护问题,软件架构设计是软件开发过程中关键的一步,因此需要对其进行评估,在这一活动中,评估人员关注的是系统的()属性。
信息系统是由计算机硬件。网络通讯设备、计算机软件,以及()组成的人机一体化系统。
信息系统工程监理的内容可概括为:四控、三管、一协调,其中“三管”主要是针对项目的()进行管理。
一般子系统的划分是在系统()阶段,根据对系统的功能/数据分析的结果提出的。
软件设计过程是定义一个系统或组件()的过程,其中描述软件的结构和组织,标识各种不同组件的设计是软件架构设计