HND商务信息与通讯技术

HND商务信息与通讯技术HND商务信息与通讯技术12/12HND商务信息与通讯技术Information＆CommunicationsTechnologyinBusiness:AnIntroduction(DE3K35)NAME:SCN:CLASS:-ContentsIntroduction3Section1introducedforfunctionsofmanagement3Section2Threetypesofinformationsystem4Section3:Twopiecesofcurrentlegislation5Section4Threedatacommunicationsystems7Section5Twobenefitsforeachofthethreedatacommunicationsystems8Section6Threethreatstosecurityofnetworkedinformation9Section7ThreeICTinnovationsintermoftheirrelevancetothecompany10Reference112-IntroductionThebodyofthisreportconsistsofsevenpartsthatincludesdifferentmanagementneedsdifferentinformation,threetypesofinformationsystem,twopiecesofcurrentlegislation,threedatacommunicationsystems,twobenefitsforthreedatacommunication,threethreatstosecurityofnetworkedinformation,threeICTinnovationofcompany.Section1introducedforfunctionsofmanagementCommandsStrategicCondensedReportsTacticalOperationalcoordimtionFigure1functionsofmanagementStrategicmanager:ConnorWebsterisstrategicmanagerofCrownCateringServiceCompany.StrategicmanagerneedsomeinformationtodevelopingCateringServicesCompany.Theinformationincludesaninternalinformationstaffingneeds.Thecompanyshouldmeettheneedsofstaff.Sothatstaffsworkharder.External3-informationincludesmarkettrends.Companiesunderstandsthemarkettrendsconducivetothedevelopment.CateringServicesCompany’sStrategicManagerthroughtheinformationtoformulatelong-termplanningandsettingobjectivesandpolicy.Thelong-termplanningis3-5yeartarget.CateringServicesCompany.CateringServicesCompanythroughobjectandpolicytodevelopingcompany.TacticalManager:CrownCateringServicesCompanyhasabout20branchesistacticalmanager.Thetacticalmanagerneedsinformationincludesfourkindsofinternalinformationandoneexternalinformation.Fourkindsofinternalinformationincludesproductivity,improveproductivitycanimprovetheefficiencyofthework.Varianceanalysiscanshowdifferencebetweentheplannedandactualproduction.TacticalmanagerneedsCashFlowsandBudget’sinformationtodobudgetarycontrolandmonitoring.Externalinformationincludescurrentmarketdataandopponent’spolicyrelated.Thetacticalmanagerthroughinformationtoobtainingresourcesmonitoringanddevelopingoperationalpoliciesandobjectives.OperationalManager:CrownCateringServicesCompany’ssalesmanagerisoperationalmanager.Operationalmanagersneedsreal-timeandspecificbusinessinformation.Operationalmanagerstoresponsibleforroutineactivitybusinessinformation,monitoringoffrontlinestaff,ensuringeffectiveuseofresources,ratingtostaffofdifferentlevels,monitoremployeeattendancehoursworkedandovertime.Lowlevelsofresponsibilityaffectingindividuals.Section2ThreetypesofinformationsystemDSSOperationalmanagerusingdecisionsupportsystems.DecisionsupportsystemsareinteractivesystemsthatrelyonhardwareandsoftwaretosupportmanagersinthedecisionmakingprocessandahighlyflexibleandinteractiveITsystemthatis4-designedtosupportdecisionmakingwhentheproblemisnotstructured.ConnorWebstercanusethattodomarketsurveyproject.ThebenefitsofDSSforCrownCateringServicesCompanyincludesoptimizationandforecastingworkcompleted,simulatescenariosandforeasytoCrownCateringServicesdevelopmentofcontingencyplansinadvance,understandworkprocesses,preventthepotentialdanger.ESExpertSystemaimedtoduplicatewhatanexpertornumberofexpertswoulddoinagivensituation.Expertsystemissuitablefortacticalmanager.ESsystemcanhelpCrownCateringServicescompanysolvecomplexproblemsandmakedecisions.TheES’sbenefitsincludesputtogetherstructureddata,defineareaandhandscomplexlogic.EISEIS’sdefinitionisanykindofinformationsystemwhichimprovesthefunctionsofanenterprisebusinessprocessesbyintegration.StrategicmanagecanuseEIStoprecisefindinformationinmanyfields.Fieldsincludesmarketing,finance,manufacturingandothers.TheEIS’benefitsincludesprovidetheefficiencyofdecisionmakers,timelydecision,improvethetrackinginformationforCrownCateringServices,providetimelyinformation.Section3:TwopiecesofcurrentlegislationTheDateprotectionAct(1998):TheDataProtectionActgovernstheprocessingofinformationrelatingtoindividuals.TheActcoverstheobtaining,holdinganduseordisclosureofinformation.ThisActalsoconcernspersonalinformationheldaboutindividualsandrelatestothefollowing5-Dataprocessedusinganelectronicsystem.Informationrecordedaspartofarelevantfilingsystem.TheDataProtectionPrinciples:Informationshallbeobtainedandprocessed‘fairlyandlawfully’.Informationshallonlybeheldforoneormorespecificandlawfulpurposes.CompaniesshouldnotholdinformationthatisexcessiveorisnotrelevanttothepurposesthecompanyhasregisteredundertheAct.Informationheldonindividualsshouldbeaccurateandup-to-date.Informationshouldnotbeheldforlongerthannecessary.Individualshavetherighttoseethedataheldaboutthemandhavecorrectionsmadeifneedbe.Companiesmusttakeadequatesecuritymeasurestopreventunauthorizedaccess.DatamustnotbetransferredtocountriesoutsidetheEuropeanUnion(EU)thatprovidesinadequateprotection.SuggestionforCrownCateringServicesCompanyCrownCateringServicesCompanyshouldlawfullyusethecollectdata.CrownCateringServicesCompanyshouldprotectthesecurityofdata.CrownCateringServicesCompanyshouldbeaccurateandupdateofindividuals.CrownCateringServicesCompanyshouldbenotbeheldforlongerthannecessaryofdata.ComputerMisuseAct1990Thislegislationprotectsinformationstoredoncomputerfromunauthorizedaccess,alterationanddamage.Unauthorizedaccess,includinghackingorinternalmembersofstaffusingsomeoneelse’spasswordtoaccessrestrictedinformation.Ulteriorintentwiththeintentionofcommittingacrimeforpersonalgain.6-Unauthorizedmodificationtodocuments.SuggestionforCrownCateringServicesCompanyCrownCateringServicesCompanyoftengivecomputervirus.CrownCateringServicesCompanyshouldputthedatainasafeplace.Thecompanyshouldprohibitemployeesfromusingthedataforprofit.ThecompanyshoulddefinewhocanaccessdataSection4ThreedatacommunicationsystemsAlocalareanetwork(LAN)isacomputernetworkthatinterconnectscomputerswithinalimitedarea.Alocalareanetworkiscontrastedinprincipletoawideareanetwork,whichcoversalargergeographicdistanceandmayinvolveleasedtelecommunicationcircuits,whilethemediaforLANsarelocallymanaged.Limitedareaincludesresidence,school,laboratory,orofficebuilding.EthernetovertwistedpaircablingandWi-Fiarethetwomostcommontransmissiontechnologiesinuseforlocalareanetworks.Alocalareanetworkcoverageisverysmall.Awideareanetwork(WAN)isatelecommunicationsnetworkorcomputernetworkthatextendsoveralargegeographicaldistance.Wideareanetworksareoftenestablishedwithleasedtelecommunicationcircuits.Manytechnologiesareavailableforwideareanetworklinks.Examplesincludecircuitswitchedtelephonelines,radiowavetransmission,andopticfiber.Newdevelopmentsintechnologieshavesuccessivelyincreasedtransmissionrates.Therefore,theWANcommunicationrequirementsandcomplexityarehigh.TheInternetistheglobalsystemofinterconnectedcomputernetworksthatusetheInternetprotocolsuite(TCP/IP)tolinkbillionsofdevicesworldwide.CommonmethodsofInternetaccessbyusersincludedial-upwithacomputermodemviatelephonecircuits,broadbandovercoaxialcable,fiberopticsorcopperwires,Wi-Fi,7-satelliteandcellulartelephonetechnology.Theshortcomingofinternetincludesveryvulnerabletointentionalattacks.Section5TwobenefitsforeachofthethreedatacommunicationsystemsLocalareanetworkEnablesthesharingofhardwareonthenetwork.CrownCateringServicesCompanycanuselocalareanetworktoshareprinterthatcanimproveworkefficiency.Savesduplicationofworkwithintheorganization.LocalareanetworkcanhelpCrownCateringServicesCompanytoSavesduplicationofwork.InternetTheuseofemailasacommunicationtool.Staffusetheinternettosendemailthateasyandsavetime.Itenablesyoutocreatelinkswithcustomersandsuppliers.CrownCateringServicesCompany’staffcanusesinternetlinkswithcustomersandsupplierstohandlesbusiness.WideareanetworkIncreasedsecurityofdatathatisbackeduponfileserviceandrestrictedaccessthroughtheuseofpasswords.CrownCateringServicesCompanyuseWideareanetworktoenhanceddatasecurity.Networksalsoallowdatatobeexchangedwithsuppliersandonlinepaymentfacilities,8-makingthemmuchmoreefficient.NetworkcanhelpCrownCateringServicesCompanywithsupplierstoexchangeddataandonlinepayment.Section6ThreethreatstosecurityofnetworkedinformationHackers"Hacker"meansresearchoutsmartcomputersecuritysystemstaff.Useofpubliccommunicationsnetworks,suchasInternetandtelephonesystem,withoutpermission,toloadothersystemSuggests:TheCrownCateringServicesCompanyshouldgivedataencryptioninordertopreventhackerattacks,theCrownCateringServicesCompanytosuperviseeveryoneaccesstodatatoruleoutthehackers.NaturalDisastersNaturaldisasterscandestroyhardwarestoredata,suchasearthquakesandfloodscandestroyhardware’sdata.SuggestsCrownCateringServicesCompanycanbuildadatabasewithoutaplaceofnaturaldisasters.Thecompanyregularlyupdatesandbackupofdata.ComputerVirusesComputerViruses:Compilersisinsertedinacomputerprogramfunctionordestructionofcomputercodedata,canaffectcomputeruse,asetofcomputerinstructions,orself-replicatingcode.SuggestsTheCrownCateringServicesCompanysavedatatoacomputerinstallanti-virussoftwareupgradetothelatestversion,andopenreal-timemonitoringandgivepeoplecomplexpasswordstoaccessthedata.9-Section7ThreeICTinnovationsintermoftheirrelevancetothecompanyF2b2CF2b2Cisanewe-commercebusinessmodel.F2b2CistheFactory-to-business-to-Consumer.ConsumersthroughtheInternetandbusinesscommunicationswithcompany.Companygivecustomerspersonalizedproducts,thecompanycanprovidedproducesdirectlytothecustomer.CrownCateringServicesCompanycanuseF2b2Cmodeltomeettheneedsofindividualcustomersanddirectlytothehandsofcustomers.SoF2b2CcanhelpCrownCateringServicesCompanyincreaseworkefficiencyandcustomer’ssatisfactionandcutcosts.VoIPVoiceoverInternetProtocolisAllowsyoutosendvoicecommunicationovertheInternet,avoidingthelong-distancetelephonecharges,youwouldnormallyreceivefromyourlong-distancecarrier.CrownCateringServicesCompanycanuseVoIPtocont