Using Search Engines, Week 9, 2nd October 2007

LECTURE

what are search engines?

search engines are a web based application that searches the Internet , creating indices of websites, usually from the textural information contained on them. sites are usually indexed according to keywords.

problems:

• return too many results
• limited quality filtering
• limited relevance filtering
• irrelevant sources
• misues of ranking system
• broken links
• depth of information can be time consuming

tips for using search engines

• keywords
• specific phrase
• boolean
• advanced engine
• use several search tools
• use several words for key word seacrhes
• location of information
• think about what you want to gain
• use the back up button to find wher you are.

Workshop

task

1

steps for a good search

1 use several keywords

2 read question thouroghly

3 use boolean

4 correct spelling

2

3

the strategies i used to complete the test was firstly read through the question thouroughly, then to pick out the key words, then the use of boolean(+"=) helped to keep the search specific.