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Mastering Intranet and Internet Technology
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Data Search and Retrieval

All data on the Internet is kept in a file somewhere. To access or retrieve that data we may take a copy of a file in full or use some management program to retrieve and send us the information required.

Databases


Text or Graphical?

Traditionally data was stored in text based systems

Latest systems store graphics, and audio and video clips.

File Names

System Characters Case
Sensitive
Spaces
Unix 24/256 YES no
Macintosh 27 not allowed
DOS/Windows 8.3 not no
OS/2 HPFS 254 not no
Windows 95 256 not allowed
Windows NT 256 some allowed

File Types

See Some Common File Extensions in the Appendix.

Moving Files


METHOD


Push versus Pull


Server Based versus Peer to Peer


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NBS Internet Marketing Web Author: Geoff May Last Update: 31/08/2001
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