Finding, selecting and using information

Sources of information:

• Newspapers/magazines - online, much easier to find the information that you want
• Books/ebooks - usually written by experts
• Images - obtained off Internet
• Maps - online
• Conversation - digitally stored using microphone - Internet - famous speeches
• CDROMs or DVDs - hold large video/music files/databases

Examples of searchable databases:

• Online databases - stores of data
• Internet - biggest and most popular
• Podcasts - digital media files - audio/video: web syndication - automatically when connect to service can be fed podcasts
• Web logs (blogs) - websites created by an individual with information about events
• Wikipedia - online encyclopedia created by ordinary people

Using discrimination when using sources of information:

• Information is not always correct unless obtained from very reliable source

Searching using search engine:

• prograams for finding information on the Internet

= Equal to

> Greater than

< Less than

<= Less than or equal to

>= Greater than or equal to

<> Is not equal to

Complex searches:

Help to save time searching for information, narrow down the search

AND - only documents that contain both words

OR - documents that contain both words

Searching for exact match put ' ' on outside of words

NOT - e.g, Pets NOT cats