Types of computers

Mainframe computers, bulk storage
http://www.google.co.nz/url?sa=t&source=web&cd=1&sqi=2&ved=0CBkQFjAA&url=http%3A%2F%2Fen.wikipedia.org%2Fwiki%2FMainframe_computer&ei=QVZUTeOrJo_ovQPCtbC8CQ&usg=AFQjCNGAMotVcAvtH7Z4BTxADwdlW4yKNg">


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Palm Top
http://en.wikipedia.org/wiki/Handheld_PC





Personal digital assistant
http://en.wikipedia.org/wiki/Personal_digital_assistant