tag:blogger.com,1999:blog-11802672940677946542011-04-21T10:49:26.012-07:00.Kylie.http://www.blogger.com/profile/16161013615791561378noreply@blogger.comBlogger11100tag:blogger.com,1999:blog-1180267294067794654.post-47263943905323797972008-03-27T17:20:00.000-07:002008-03-27T17:39:58.400-07:00<span style="color:#660000;"><strong>28/03/08</strong></span><br /><span style="color:#660000;"></span><br /><span style="font-family:georgia;color:#660000;">Today's lecture looked at search engines and some history of the Internet.</span><br /><span style="color:#660000;"></span><br /><span style="color:#660000;">Lecture:</span><br /><span style="color:#660000;">In July 1961, was the first paper on packet switching theory published.</span><br /><span style="color:#660000;">I found out about different search engines, some of them are:</span><br /><ul><li><span style="color:#660000;">Ask geeves</span></li><li><span style="color:#660000;">All the web</span></li><li><span style="color:#660000;">Wise nut</span></li><li><span style="color:#660000;">Hot bot</span></li><li><span style="color:#660000;">Altavista</span></li></ul><p><span style="color:#660000;">The most reliable search directories with comprehensive databases are:</span></p><ul><li><span style="color:#660000;">Look smart</span></li><li><span style="color:#660000;">Dmoz</span></li><li><span style="color:#660000;">Google directory</span></li><li><span style="color:#660000;">About</span></li><li><span style="color:#660000;">Yahoo directory</span></li></ul><p><span style="color:#660000;">There are three categories of information on the web:</span></p><ol><li><span style="color:#660000;">The free, visible web</span></li><li><span style="color:#660000;">The free, invisible web and</span></li><li><span style="color:#660000;">The paid databases over the web</span></li></ol><p><span style="color:#660000;">Many problems with search engines are:</span></p><ul><li><span style="color:#660000;">There is too much information</span></li><li><span style="color:#660000;">Don't know if the information is genuine/true</span></li><li><span style="color:#660000;">Can face many problems</span></li><li><span style="color:#660000;">Limited relevance</span></li><li><span style="color:#660000;">Misuse of page ranking</span></li></ul><p><span style="color:#660000;">To limit searches you could use advanced search, commas</span></p><p><span style="color:#660000;"></span> </p><p><span style="color:#660000;"></span> </p><span style="color:#660000;"></span><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1180267294067794654-4726394390532379797?l=kkbriggs.blogspot.com' alt='' /></div>.Kylie.http://www.blogger.com/profile/16161013615791561378noreply@blogger.com0