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CTL3074

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Search Engines ie ALTAVISTA. user searches for keywords' in a databank ... Email your tutor: mrlaneis_at_hotmail.com. truna_at_hotmail.com ... – PowerPoint PPT presentation

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Title: CTL3074


1
CTL3074
  • Welcome to the Internet

2
CLT3074 Overview
  • Materials available via the web
  • url http//www.edn.gu.edu.au/coursei/bedprim/ctl1
    074/index.html
  • Assessment
  • practical test (30) wk 8
  • Prepared exam (30) wk15
  • software evaluation (20) about 800
  • prepared question 5 gt 3 do 1 Prepare 3! (10)
  • curriculum unit presentation (40) 5mins 2000

3
A Brief History
  • 1962 Inter-Networking
  • 1969 ARPA net
  • 1972 1st email program
  • 1970s Doug Englebart
  • 1992 WWW created
  • 1993 1st graphic browser
  • I havent seen anything grow like this outside
    of a petrie dish

4
The Nature of the Beast
The nature of the internet is
connectivity
  • this permits
  • file transfer (FTP)
  • mail transfer (SMTP)
  • HyperLinks (HTTP)
  • telnet
  • We use a variety of different programs to access
    these

5
The World Wide Web
  • HTTP allows instant viewing of documents
  • HYPERTEXT links documents
  • Recent developments in HTML (hypertext markup
    language) permits inclusion of sound and video
  • 1995 jim goslins team design JAVA
  • The Web as a killer-ap

6
Searching
  • Directories ie YAHOO
  • urls (addresses) are collected and categorised
  • Search Engines ie ALTAVISTA
  • user searches for keywords in a databank
  • Meta search engines ie DOGPILE
  • searches other search facilities
  • Information retrieval skills of key importance

7
Needle in a cyberstack..
  • Combined, the top six search engines cover about
    42 of the web.

8
Interfaces lynx
9
Interfaces Internet Explorer
10
Interfaces Neoplanet
11
Interfaces Netscape
12
Telnet
13
ICQ
http//www.icq.com/
14
CHAT
http//messenger.ninemsn.com.au/
15
What to do with it?
  • Resource Sites
  • http//rite.ed.qut.edu.au/oz-teachernet/
  • http//edna.edu.au/EdNA
  • gt Communities and Lists
  • Source Sites
  • http//www.fordham.edu/halsall/sbook.html
  • Information retrieval skills
  • Publishing

16
Tasks
  • Find the ctl3071 resource pages
  • Introduce yourselves via the FORUM
  • Start searching for resource and source
    sites.
  • Email your tutor
  • mrlaneis_at_hotmail.com
  • truna_at_hotmail.com
  • You can find this PP Slide Show under PP Slide
    Shows in OzEdweb at http//www.teachers.ash.org.a
    u/mrlaneis/
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