Lecture 3 Information Access And Consumption Flashcards
Name some issues using Wikipedia / Blogs
Information not always credible
Anyone can access it
Name issues using ebooks
Purchases traceable
No tangible product
What happens if you change device
UK government still charges tax on Ebooks
What are the 2 types of search engine
Generic search engines (Google)
Specialist search engine (money supermarket)
What are the 2 components of a search engine?
Spider & search facility
What is the function of a spider in a search engine?
Trawls the web looking for websites to index to its database
What is the function of a search facility in a search engine
Allows the user to search theories the database and find what they are looking for using a keyword
What tasks does a search engine need to do?
Store vast amounts of meta data
Support usage my many thousands of users
Constantly refresh database information
Respond to search requests very Quickly
What is pay per click advertising
When a third party pays a search engine every time someone clicks on their advert
What is intelligent searching?
Search using additional criteria (eg yellow)
What is Metadata
Metadata is data about data
What are some search tips that can be used in the google search engine?
Searching using the flollowing: Boolean Quotes Wild cards Exclusions Synonyms
What are the benefits of Wikipedia
Free access to an encyclopaedia
Digitally inclusive
Lots of useful information
Very popular research tool
What are the drawbacks of Wikipedia
Bogus information
Incomplete entries
Copyright infringement
