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Graphics Interchange Format  |  1997-10-25  |  54.3 KB  |  290x443  |  4-bit (16 colors)
   ocr: Access Layer Fatt Client Web Browser Termanal Network Computer Coordination Layer Query Services Security Application Server Directory: Services Services Web Transaction Messaging Server Services.. Services. Resource Layer Application Service: Business Application. Client/Server Rutes MMetadata Mainframe Daa Application Figure 2. The three layers of the model: the access layer, the coordination layer, and the resourçe layer.