人眼在显示器上观察到的CR图像亮度属于

A、模拟信号
B、数字信号
C、混合信号
D、数字矩阵
E、显示矩阵
查看答案
正确答案:

A

答案解析:

暂无解析

上一题
你可能感兴趣的试题

汉译英;我想不起来哪一个熟人没有手机。今天没有手机的人是奇怪的,这种人才需要解释。我们的所有社会关系都储存在手机的电话本里,可以随时调出使用。古代只有巫师才能拥有这种法宝。

手机刷新了人与人的关系。会议室门口通常贴着一条通告:请与会者关闭手机。可是会议室里的手机铃声仍然响成一片。我们都是普通人,并没有多少重要的事情。尽管如此,我们也不会轻易关掉手机。打开手机象征我们与这个世界的联系。手机反映出我们的"社交饥渴症"。最为常见的是,一个人走着走着突然停下来,眼睛盯着手机屏幕发短信。他不在乎停在马路中央还是厕所旁边。

为什么对于手机来电和短信这么在乎?因为我们迫切渴望与社会保持联系。

Asisknowntousall,theage_____childrencangotoschoolisseven.

Lastnighthesawtwodark_____enterthebuilding,andthentherewastheexplosion.

A、features
B、figures
C、sketches
D、images

Thepurposeofyourresumeisto_____enoughinterestinyoutohaveanemployercontactyouforaninterview.

A、assemble
B、generate
C、yield
D、gather

Themajorityofsuccessfulseniormanagersdonotcloselyfollowtheclassicalrationalmodeloffirstclarifyinggoals,assessingtheproblem,formulatingoptions,estimatinglikelihoodsofsuccess,makingadecision,andonlythentakingactiontoimplementthedecision.Rather,intheirday-by-daytacticalmaneuvers,theseseniorexecutivesrelyonwhatisvaguelytermedintuitiontomanageanetworkofinterrelatedproblemsthatrequirethemtodealwithambiguity,inconsistency,novelty,andsurprise;andtointegrateactionintotheprocessofthinking.Generationsofwritersonmanagementhaverecognizedthatsomepracticingmanagersrelyheavilyonintuition.Ingeneral,however,suchwritersdisplayapoorgraspofwhatintuitionis.Someseeitastheoppositeofrationality;othersviewitasanexcuseforcapriciousness.Isenberg'srecentresearchonthecognitiveprocessesofseniormanagersrevealsthatmanagers'intuitionisneitherofthese.Rather,seniormanagersuseintuitioninatleastfivedistinctways.First,theyintuitivelysensewhenaproblemexists.Second,managersrelyonintuitiontoperformwell-learnedbehaviorpatternsrapidly.Thisintuitionisnotarbitraryorirrational,butisbasedonyearsofpainstakingpracticeandhands-onexperiencethatbuildskills.Athirdfunctionofintuitionistosynthesizeisolatedbitsmofdataandpracticeintoanintegratedpicture,ofteninanAha!experience.Fourth,somemanagersuseintuitionasacheckontheresultsofmorerationalanalysis.Mostseniorexecutivesarefamiliarwiththeformaldecisionanalysismodelsandtools,andthosewhousesuchsystematicmethodsforreachingdecisionsareoccasionallyleeryofsolutionssuggestedbythesemethodswhichruncountertotheirsenseofthecorrectcourseofaction.Finally,managerscanuseintuitiontobypassin-depthanalysisandmoverapidlytoengenderaplausiblesolution.Usedinthisway,intuitionisanalmostinstantaneouscognitiveprocessinwhichamanagerrecognizesfamiliarpatterns.Oneoftheimplicationsoftheintuitivestyleofexecutivemanagementisthatthinkingisinseparablefromacting.Sincemanagersoftenknowwhatisrightbeforetheycananalyzeandexplainit,theyfrequentlyactfirstandexplainlater.Analysisisinextricablytiedtoactioninthinking/actingcycles,inwhichmanagersdevelopthoughtsabouttheircompaniesandorganizationsnotbyanalyzingaproblematicsituationandthenacting,butbyactingandanalyzingincloseconcert.Giventhegreatuncertaintyofmanyofthemanagementissuesthattheyface,seniormanagersofteninstigateacourseofactionsimplytolearnmoreaboutanissue.Theythenusetheresultsoftheactiontodevelopamorecompleteunderstandingoftheissue.Oneimplicationofthinking/actingcyclesisthatactionisoftenpartofdefiningtheproblem,notjustofimplementingthesolution.

1.Accordingtothetext,seniormanagersuseintuitioninallofthefollowingwaysEXCEPTto

[A]Speedupofthecreationofasolutiontoaproblem.

[B]Identifyaproblem.

[C]Bringtogetherdisparatefacts.

[D]Stipulatecleargoals.

2.Thetextsuggestswhichofthefollowingaboutthewritersonmanagementmentionedinline1,paragraph2

[A]Theyhavecriticizedmanagersfornotfollowingtheclassicalrationalmodelofdecisionanalysis.

[B]Theyhavenotbasedtheiranalysesonasufficientlylargesampleofactualmanagers.

[C]Theyhavereliedindrawingtheirconclusionsonwhatmanagerssayratherthanonwhatmanagersdo.

[D]Theyhavemisunderstoodhowmanagersuseintuitioninmakingbusinessdecisions.

3.ItcanbeinferredfromthetextthatwhichofthefollowingwouldmostprobablybeonemajordifferenceinbehaviorbetweenManagerX,whousesintuitiontoreachdecisions,andManagerY,whousesonlyformaldecisionanalysis

[A]ManagerXanalyzesfirstandthenacts;ManagerYdoesnot.

[B]ManagerXcheckspossiblesolutionstoaproblembysystematicanalysis;ManagerYdoesnot.

[C]ManagerXtakesactioninordertoarriveatthesolutiontoaproblem;ManagerYdoesnot.

[D]ManagerYdrawsonyearsofhands-onexperienceincreatingasolutiontoaproblem;ManagerXdoesnot.

4.Thetextprovidessupportforwhichofthefollowingstatements

[A]Managerswhorelyonintuitionaremoresuccessfulthanthosewhorelyonformaldecisionanalysis.

[B]Managerscannotjustifytheirintuitivedecisions.

[C]Managers''intuitionworkscontrarytotheirrationalandanalyticalskills.

[D]Intuitionenablesmanagerstoemploytheirpracticalexperiencemoreefficiently.

5.Whichofthefollowingbestdescribestheorganizationofthefirstparagraphofthetext

[A]Anassertionismadeandaspecificsupportingexampleisgiven.

[B]Aconventionalmodelisdismissedandanalternativeintroduced.

[C]Theresultsofrecentresearchareintroducedandsummarized.

[D]Twoopposingpointsofviewarepresentedandevaluated.

热门试题 更多>
相关题库更多>
基础知识
专业知识
相关专业知识
专业实践技能
试卷库
试题库