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An introduction to effective internet searching

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Making the most of the World Wide Wonderland 22nd February 2005. Handy hints and tasty tips ... Where would you find a photo of a Sherman tank? ... – PowerPoint PPT presentation

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Title: An introduction to effective internet searching


1
An introduction to effective internet searching
  • Lorraine Sperring
  • Learning Teaching Resources Adviser

2
Handy hints and tasty tips
  • Become familiar with a couple of search engines
    rather than trying loads of them
  • Use the help offered within the individual search
    engines to refine your search
  • Make sure you understand which default the search
    engine uses, i.e. when you enter two or more
    search terms whether it combines them using or
    or and

3
  • Be as specific as possible to reduce the number
    of hits, i.e. amend your search by adding
    additional terms
  • If you get too few hits, check your spelling
    consider using truncation (usually ) or an
    or search
  • Generally the most plausible results are listed
    first. If you cant find what youre looking for
    in the first couple of pages, try amending your
    search

4
  • No search engine indexes the entire Web. The fact
    that you havent found something does NOT mean
    its not out there somewhere. Try a different
    search engine, a metasearch engine or consider
    using a subject gateway

5
Metasearch engines
  • Because all engines index the Web differently you
    will get the best results by using more than one
    search engine. Metasearch engines are useful
    because they sent your query to several different
    search engines at once and collate the results

6
Examples
  • Metacrawler - http//www.metacrawler.co.uk long
    established and popular
  • Ask Jeeves - http//www.ask.co.uk accepts your
    question in plain English, but can give
    irrelevant results
  • Dogpile - http//www.dogpile.co.uk/ - returns
    results from 10 leading search engines.

7
Subject gateways
  • These are organised indexes of Web sites that
    allow the user to browse by topic in search of
    relevant information
  • Sites included have been selected, often by
    librarians, as authoritative, comprehensive and
    useful sites in subject specific areas
  • Search engines provided by the gateways do not
    search the whole web but just the resources
    selected. Therefore there are far fewer hits to
    scan which is more effective for browsing

8
Examples
  • RDN Resource Discovery Network -
    http//www.rdn.ac.uk an excellent collection of
    subject gateways developed in the UK and designed
    to bring you Websites relevant to teaching,
    learning and research
  • Pinakes - http//www.hw.ac.uk/libWWW/irn/pinakes/p
    inakes.html Links to many major subject gateways
    are at
  • Or http//www.rsc-london.ac.uk/cms/250/

9
How to search
  • Be specific search engines are very clever, but
    they cannot read minds
  • Use more than one keyword if possible to narrow a
    search (but no more than 6-8 as above this number
    search engines tend not to work as effectively)
  • If you are searching for something like apple,
    they dont know whether youre interested in the
    fruit, New York or the computer company

10
  • Punctuation some search engines ignore most
    punctuation, except apostrophes, hyphens and
    quotation marks.
  • Its always worth running a search a few ways
    (bow-tie, bow tie, bowtie, St Pauls, St Pauls)
    if you dont get what you were expecting or
    hoping for

11
  • Quotations - if you want only the web pages that
    contain your words in order, put them in
    quotation marks. If you search for to be or not
    to be you will get a totally different set of
    results that if you search for to be or not to be

12
Helpful sites
  • Government papers - http//www.infed.org/hp-govern
    ment.htm will give you a list of UK government
    papers sites
  • Or try http//www.official-documents.co.uk/ which
    contains a selection of Government titles
    covering a broad range of topics including the
    economy, work and welfare, health, transport and
    the environment

13
Answer the following questions
  • How high is Mount Everest? (Try using Ask Jeeves
    (http//www.ask.co.uk) and Google
    (http//www.google.co.uk))
  • What is the capital of Latvia? (Try using Ask
    Jeeves (http//www.ask.co.uk) and Google
    (http//www.google.co.uk))
  • Where would you find a photo of a Sherman tank?

14
  • Where would you find a list of post codes?
  • What is the first verse of Im forever blowing
    bubbles?
  • How would you find somebodys telephone number?
    (assuming that theyre not ex-directory)
  • Search for yourself

15
http//www.ferl.becta.org.uk/
16
(No Transcript)
17
http//www.rdn.ac.uk
18
http//www.vts.rdn.ac.uk/
19
More tutorials
  • Try the following internet tutorials
  • Internet Detective - http//www.sosig.ac.uk/desire
    /internet-detective.html - requires registration
    (free)
  • Tonic - The Online Netskills Interactive Course -
    http//www.netskills.ac.uk/TonicNG/cgi/sesame?tng
    - requires registration (free)
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