JAMM 1001 New Technology, Part 2 Personal computing to the World Wide Web.
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JAMM 100JAMM 100 11
New Technology, Part 2New Technology, Part 2
Personal computing Personal computing
to the World Wide Webto the World Wide Web
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Schedule UpdateSchedule Update
Today:Today: Internet and World Wide Web Internet and World Wide Web– Please sign attendance sheetPlease sign attendance sheet– Pick up Exam 3 scores (after class)Pick up Exam 3 scores (after class)
Next week: Thanksgiving BreakNext week: Thanksgiving Break– NO CLASSNO CLASS
Week of Nov. 29: Media law and ethicsWeek of Nov. 29: Media law and ethics
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Exam 4Exam 4
Thursday, Thursday, Dec. 16Dec. 16, 10 a.m., 10 a.m. No early exams allowedNo early exams allowed ““I have received, read, and understand I have received, read, and understand
all the information contained in the all the information contained in the course syllabus for JAMM 100, Media & course syllabus for JAMM 100, Media & Society. I am aware that the final exam Society. I am aware that the final exam is on is on Thursday, Dec. 16, 2010Thursday, Dec. 16, 2010, at 10 , at 10 a.m.” a.m.”
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Clicker Quiz #1Clicker Quiz #1
The first large U.S. computer, the ENIAC, The first large U.S. computer, the ENIAC, was used for: was used for:
a) Financial planninga) Financial planning
b) Word processingb) Word processing
c) Playing gamesc) Playing games
d) Electronic maild) Electronic mail
e) Artillery calculations for the Armye) Artillery calculations for the Army
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Clicker Quiz #11Clicker Quiz #11
The first large U.S. computer, the ENIAC, The first large U.S. computer, the ENIAC, was used for: was used for:
e) Artillery calculations for the e) Artillery calculations for the ArmyArmy
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MiniaturizationMiniaturization
Vacuum tube (1904)Vacuum tube (1904) Transistor (1947)Transistor (1947) Printed circuit Printed circuit
(1960s)(1960s) Microchip (1970s)Microchip (1970s)
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Moore’s Law: 1965Moore’s Law: 1965
Gordon MooreGordon Moore, former , former CEO of Intel, predicted:CEO of Intel, predicted:
Computing speed, Computing speed, memory would double memory would double every 2 yearsevery 2 years
Computers would get Computers would get smallersmaller
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Moore’s LawMoore’s Law
11stst Personal Personal ComputerComputer
1975: Altair 88001975: Altair 8800 Sold as a mail-order kitSold as a mail-order kit Used an Intel memory chipUsed an Intel memory chip No keyboard or monitorNo keyboard or monitor Imitators followed, including 1Imitators followed, including 1stst
AppleApple
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Personal ComputingPersonal Computing
April 1, 1976: 1April 1, 1976: 1stst Apple computerApple computer
Steve Wozniak Steve Wozniak (l) & Steve Jobs(l) & Steve Jobs
11stst graphical graphical interface using interface using ‘mouse’‘mouse’
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Personal ComputingPersonal Computing
IBM personal IBM personal computercomputer
Sold 1981-1987Sold 1981-1987 Originally designed Originally designed
for businesses to for businesses to replace main-frame replace main-frame computerscomputers
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1984: Apple introduces the 1984: Apple introduces the MacMac
http://www.youtube.com/watch?v=OYecfV3ubP8
1984: Apple introduces the 1984: Apple introduces the MacMac
Shown during Super Shown during Super Bowl, Jan. 22, 1984Bowl, Jan. 22, 1984
Critics called it Critics called it ‘masterpiece’ of ‘masterpiece’ of advertisingadvertising
Does Big Brother Does Big Brother represent IBM?represent IBM?
1984: Apple introduces the 1984: Apple introduces the MacMac
Director: Ridley Scott Director: Ridley Scott Blade Runner Blade Runner (1982)(1982)
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Computing as CommunicationComputing as Communication
ConvergenceConvergence of 3 technologies: of 3 technologies: CalculatorCalculator TypewriterTypewriter TelegraphTelegraph
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TelegraphyTelegraphy
Point-to-point Point-to-point communicationcommunication
Morse Code Morse Code – Dots, dashes Dots, dashes
were analog were analog version of 0s, 1sversion of 0s, 1s
Telegraph lines = Telegraph lines = networknetwork
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The InternetThe Internet
Convergence of trends:Convergence of trends: Information sharing by mainframes Information sharing by mainframes
(1960s) (1960s) Personal computing (1980s)Personal computing (1980s) Enhanced graphic capability (1990s)Enhanced graphic capability (1990s)
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Internet: 1960sInternet: 1960s
Height of Cold WarHeight of Cold War– Fear of Soviet nuclear attackFear of Soviet nuclear attack
Pentagon wanted to be sure military Pentagon wanted to be sure military could communicatecould communicate
Rand Corp. (think tank) designed Rand Corp. (think tank) designed original network … but never built original network … but never built – i.e., the Neti.e., the Net
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Internet: 1960sInternet: 1960s
1969: DARPA (Defense 1969: DARPA (Defense Advanced Advanced Research Project Agency) Research Project Agency) connected 4 U.S. universitiesconnected 4 U.S. universities– UCLAUCLA
– UC-Santa BarbaraUC-Santa Barbara
– StanfordStanford
– University of UtahUniversity of Utah
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Internet History: VideoInternet History: Video
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Internet History: 1970s-1980sInternet History: 1970s-1980s
1973: Net goes international 1973: Net goes international (Britain, Norway)(Britain, Norway)
1982: “Internet” first used to 1982: “Internet” first used to describe describe interinternational national netnetworkwork
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World Wide WebWorld Wide Web
1991: Tim Berners-Lee 1991: Tim Berners-Lee suggests idea at Swiss suggests idea at Swiss research instituteresearch institute
1993: 1993: Mosaic Mosaic browser browser created at University of created at University of IllinoisIllinois
1995: 1995: MosaicMosaic becomes becomes Netscape [now defunct]Netscape [now defunct]
World Wide WebWorld Wide Web
Characteristics:Characteristics: Graphics/iconsGraphics/icons HypertextHypertext links: ability to go from site links: ability to go from site
to site by clickingto site by clicking Multi-media (images, audio, video)Multi-media (images, audio, video)
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World Wide WebWorld Wide Web
URL: Universal Resource LocatorURL: Universal Resource Locator hypertext transfer protocol: httphypertext transfer protocol: http host computer: uidahohost computer: uidaho top-level domain (TLD): edutop-level domain (TLD): edu
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World Wide WebWorld Wide Web
Original top-level domainsOriginal top-level domains– .com, .edu, .org, .net, .gov, .com, .edu, .org, .net, .gov,
Recent additionsRecent additions– .aero, .biz, .coop, .info., .name, .tv.aero, .biz, .coop, .info., .name, .tv
Now: Chinese, Arabic, other non-Latin Now: Chinese, Arabic, other non-Latin alphabet charactersalphabet characters
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Understanding the WebUnderstanding the Web
Decentralized designDecentralized design No central editorNo central editor Interactivity: Users = producersInteractivity: Users = producers
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Internet RegulationInternet Regulation
Outside FCC’s jurisdiction Outside FCC’s jurisdiction 1996: Congress passed 1996: Congress passed
Communications Decency ActCommunications Decency Act 1997: Supreme Court overturned 1997: Supreme Court overturned
CDA (restriction on free speech)CDA (restriction on free speech)
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Internet RegulationInternet Regulation
Today: No one controls contentToday: No one controls content– Technology outpaces regulationTechnology outpaces regulation
Analogy: Analogy: The Wild WestThe Wild West
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Clicker Quiz #2Clicker Quiz #2
What was the original rationale for the Internet?What was the original rationale for the Internet?a)a) Wal-Mart founder Sam Walton recognized the Wal-Mart founder Sam Walton recognized the
commercial potential of shopping by computer.commercial potential of shopping by computer.b)b) Ted Turner saw it as a logical extension of his 24-hour Ted Turner saw it as a logical extension of his 24-hour
news channel, CNN.news channel, CNN.c)c) The Pentagon was looking for a way to maintain The Pentagon was looking for a way to maintain
communications after a nuclear attack. communications after a nuclear attack. d)d) Microsoft founder Bill Gates sought a new application Microsoft founder Bill Gates sought a new application
for personal computers.for personal computers.e)e) Congress authorized it in the Freedom of Information Congress authorized it in the Freedom of Information
Act of 1966.Act of 1966.
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