before the widespread use of computers阅读理解答案

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1、Beforethewidespreaduseofcomputers阅读理解答案　　Beforethewidespreaduseofcomputers,managerscouldnotmakefulluseoflargeamountsofvaluableinformationaboutacompany’sactivities.Theinformationeitherreachedmanagerstoolateorwastooexpensivetobeused.Today,managersarefacingawiderangeofdataprocessingandi

2、nformationinstruments.Inplaceofafewfinancialcontrols,managerscandrawoncomputer-basedinformationsystemstocontrolactivitiesineveryareaoftheircompany.Onanykindsatperformancemeasures,theinformationprovidedbythesesystemshelpsmanagerscomparestandardswithactualresults,findoutproblems,andtak

3、ecorrectiveactionbeforeitistoolatetomakechanges.　　Theintroductionofcomputerizedinformationsystemshassharplychangedmanagementcontrolinmanycompanies.Evenaneighborhoodshopkeepermaynowusecomputerstocontrolsalesandotheractivities.Inlargecompanies,electronicdataprocessingsystemsmonitorenti

4、reprojectsandsetsofoperations.　　Now,thereareabout24millionmicrocomputersinuseintheUnitedStates,oneforevery10citizens.Itisestimatedthatby1996,61percentofAmericanmanagerswillbeusingsomesortofelectronicworkstation.Inorderformanagerstobesurethatthecomputer-basedinformationtheyarereceivin

5、gisaccurate,theyneedtounderstandhowcomputerswork.However,inmostcasestheydonotneedtolearnhowtoprogramcomputers.Rather,managersshouldunderstandhowcomputerizedinformationsystemswork;howtheyaredeveloped;theirlimitationsandcosts;andthemannerinwhichinformationsystemmaybeused.Suchanundersta

6、ndingisnotdifficulttoachieve.　　Oneresearchfoundthatbusinessfirmsweremoresuccessfulinteachingbasicinformationaboutcomputerstobusinessgraduatesthantheywereinteachingbusinesssubjectstocomputersciencegraduates.　　46.Inthesecondparagraphtheauthormentionsaneighborhoodshopkeepertoshowthat___

7、__.　　A.fewpeoplecouldaffordacomputer　　B.computerisnowbecomingmoreandmorewidelyusedinbusiness　　C.onlyshopkeepersarewealthyenoughtobuycomputers　　D.computerisfarmoreintelligentthanmanasfarasbusinessisconcerned　　47.Fromthethirdparagraphwelearnthat________.　　A.itisessentialthatmanagerskno

8、whowtoprogra