IST 220 001 Networking and Telecommunications Dr Lee

IST 220 -001: Networking and Telecommunications Dr. Lee Giles Thomas Bldg School of IST Phone: 865 -3528 Email: giles@ist. psu. edu 1

Introduction n We are at the beginning of a revolution in information access and creation. The internet has become the major facilitator. n WEB - Distributed, large scale, online, rapidly growing, searchable information resource accessible through a browser; searching a billion page encyclopedia This e-revolution is having a growing impact on business, politics, science, environment, education, health, etc. n More and more information is e-ized (digitized). n Used by all aspects of society and the world: business, consumers, scientists, educators, children, etc. The web has radically changed what we expect when we want information. n It will continue to change and evolve! 2

Points of view n The '98 Asilomar Report on Database Research n n Software Perspective n n n The internet is the computer, the browser - the new OS, the new ASP, etc. Universal & pervasive computation Business Forecasts: n n n "The majority of human information will be on the Web in ten years. It will be an exabyte (1018) spread across the planet in many formats. Absent new tools, finding and understanding answers to our questions will be even harder than it is today. ” "By 2003, the Internet will become the predominant mechanism for conducting business -- either to consumers or between businesses. " Gartner Group 5% of the world's commerce, $3. 2 trillion, will be Internet-based by 2003. - Forrester Research Popular Press: n "The Internet is the Gutenberg press on steroids. Gutenberg wasn't about how many Bibles were printed, but the fact that you no longer had to listen to the clerics. You could read it yourself and make your own interpretations. "- W. Wacker 3

What caused the Information Revolution? n n n n Commercial computers – cheap computing Telecoms – cheap communication Moore’s Law The internet and web Killer software apps Software standards ? 4

Number of years to reach 50 million people 38 years 13 years 16 years 4 years Internet Radio Television Personal Computer Source: Morgan Stanley U. S. Investment Research: Internet Retail 5

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Digital Immortality Project Bell, Gray, CACM, ‘ 01 Requirements for storing various media for a single person’s lifetime at modest fidelity 10

Lyman, Varian, UCB, ‘ 00 11

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Interplanetary Internet 14

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Everything you see and hear can be recorded 16

Digitization Impact on the Consumer or Individual Rangaswamy, PSU, ’ 99 n n Mass personalization e. BRC workshop, yesterday and today Increased personalization of Products n Information and knowledge n Medicine and health n n Intelligent living spaces and appliances 17

Digitization Impact on Society n n Digital knowledge is easily spread and available to most n enfranchising the disenfranchised Intellectual property issues n What is shared? n What belongs to whom? Privacy and security n What is and isn’t protected n What do we want protected The e-zation of n Government n Institutions n Companies n Home 18

Digitization Impact on the Professor/Scholar and the Modern University Students, faculty, staff, etc. will have unprecedented access to digital information n n Available to most n Portable digital portfolios n Powerful computation/communication devices Nearly all journals and manuscripts will be either online or in PCs n Scholarly publication will change. n Not economically sustainable at current rate. n researchindex. org – online access to over 250, 000 papers in computer & information science Research n More data and computational power available n Leveling the playing field The student/faculty experience? n What does the student want? n What does the faculty want? 19

Why finding things on the web is not always easy n Abundance problem n Growing amount of information n Much is only available through a limited query interface n n n 3 million pages added per day plus other media doubling every year Use the computer’s language; not ours NLP is still not mature Search engines - not everything is indexed or up-todate Limited personalization; bots are still young, but maturing The World Wide Wait Much is still not on the web (decreasing as I speak) 20

Goals for IST 220 n n n A theory and practice course Learn by doing (hands-on experience) Emphasize learning skills as well as knowledge of the subject Cover both technical/managerial aspects Emphasize computing applications Focus on emerging information technologies 21

Future Information Technologies n n n n Telecommunication and network management Client-server systems / Peer-to-peer Wireless communication / networks Hybrid intelligent systems Internet/Intranet/e-commerce Web-based applications – training, ASPs, etc. Entertainment/Games Digital immortality 22

Technical Skills for IST n n n n Web development Web server administration Internet and intranet applications LAN/WAN networks Network diagnosis Network management Network security Router configuration and management 23

Personal Skills for IST n n n n Problem solving Customer relations Oral and written communication Teamwork Leadership Interpersonal skills Project management 24