The following are some electronic resources that are important to computer technicians.

Dictionary, Thesaurus, Encyclopedia, Web – http://www.dictionary.com
Allows you to use the same word on multiple sites.

How Stuff Works - http://www.howstuffworks.com
Find out information on just about anything.

Technology and Science Articles - http://www.slashdot.org
New technology articles posted daily.

Technology Encyclopedia - http://www.webopedia.com/ 
The only online dictionary and search engine you need for computer and Internet technology definitions