Internet and Web Basics INST 5240 Mimi Recker Utah State University.

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Presentation transcript:

Internet and Web Basics INST 5240 Mimi Recker Utah State University

Internet and Web Basics Layered Model Applications WebFTP... ProtocolsSMTP HTTP FTP TELNET NNTP... TransportTCP/IP DeliveryFiberSatelliteTelephone...

History o 1950s - ARPA formed o ARPANET commissioned by DoD for research into networking. 4-node network established o established users o DNS introduced o WWW released by CERN o Mosaic released o WWW becomes most popular Internet application o Internet voted ‘technology of the year’

4-node Network (1969)

World-Wide Web o Internet application o Client-server model. Popular clients (browsers): Navigator and Explorer o Distributed o Multimedia o Dynamic and interactive o Cross-platform o Hypertext o Web documents marked-up using HTML (hypertext markup language)

Questions? o Everything you ever wanted to know about the Internet/Web…but were afraid to ask.

Internet-based Instruction Supports: o Anytime/anywhere/anyone flexible learning o Access to unlimited resources o Access to new forms of communications and collaborations, new perspectives o Inquiry-based learning o Student publishing of projects o Others?

Same Different Same Different Online Communications Location Time

Difficulties o Isolation and motivation of distanced learner o Reading text on screen o Information overload o Disinformation o Information access and literacy o Others?