The InternetCyberspace- DefinitionsEveryday Uses in CyberspaceEveryday Uses of CyberspaceSlide 5Slide 6Slide 7Internet HistorySlide 9Slide 10Reason for Success?Impacts of WWWMetcalfe’s LawOriginal UsesThe Basic Uses of the NetE-Mail - UsesE-Mail - AdvantagesSlide 18E-Mail - DisadvantagesDiscussion Groups - UsesDiscussion Groups - DisadvantagesOther UsesAdvantagesDisadvantagesThe InternetWeek 2Cyberspace- DefinitionsPeople using the new technology to communicate with one anotherPerson to person communication - that is many-to-manyThe use of computer technologyEveryday Uses in Cyberspace1980’sWord Processing, Document preparationTelecommuting, TeleworkingChildren’s games, RecreationEveryday Uses of Cyberspace1990’s until TodayChildren’s school work, EducationAdult Remote Education at homeFamily/Friends Communications, CorrespondenceReading News events, casual readingFamily Travel, RecreationFamily RecordsHome Banking, Financial ManagementFacebook, etc.Everyday Uses of CyberspaceIn-store and other purchasesATM, Debit cardHome ShoppingTV, on-line services, SmartphonesFood Preparationmultimedia, TV, On-line servicesEveryday Uses of CyberspaceFuture (almost here)Household Automated TasksSmart homeSmart appliancesHome roboticsHome information systemsThe InternetWorldwide connection 54,000,000,000 webpages1.9B usersTCP/IPInternet History1960’s - ARPApacket switching1970’s - UniversitiesLANEmailUNIXNewsgroupsInternet History1980’s - MILnet, NSFnetDNSNo longer only research oriented (business)TCP/IPreliable, efficient, robustInternet History1990’s until TodayWWW bornCommercializationAdvertisementsOrdinary people publishSmartphonesReason for Success?No central authorityInexpensiveCapabilities are popularEasy to useImpacts of WWWOpening of access to informationReduction of delay for informationEvolution of hypertextMetcalfe’s LawThe value of a network is proportional to the square of the number of its usersOriginal UsesRemote LoginFile TransferResearchThe Basic Uses of the NetE-mailDiscussion groupsFile transferLong distance computingResearchData/Image TransferGeneral CommunicationsE-Mail - UsesSend messagesWorkPersonalMIME capabilitiesE-Mail - AdvantagesNo busy signalAlways an answerReader can view at any timeCost effectiveFastReliableE-Mail - AdvantagesFacilitates teleworkingPromotes communication that would normally not take place due to costsE-Mail - DisadvantagesHave to be networked to use itNot 100% reliableWho else is reading the mail?Discussion Groups - UsesShare ideasEducationSpread beliefs to othersMOO - chat room with an atmosphereDiscussion Groups - DisadvantagesAnonymity - Who is really there with you?Subject matter digressesTruth of information unconfirmedOther UsesBankingShoppingTelemedicineEducationGeneral source of “information”Personal ConnectionsAdvantagesNo need to get in a carSaves $Exposure to things not available beforeReach more peopleDisadvantagesPrivacySecure transfers of informationHackersCan’t use everywhereChildren and censorshipIllegal activity - piracy,
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