Basic HTML version of Foils prepared June 27 1999

Foil 31 Functionality of layers in Multi-tier Architecture

From Integration of Web and Distributed Object Technologies in a New Generation of Grande Programming Environments PDPTA Las Vegas -- June 28 1999. by Geoffrey C. Fox


1 1)Rendering of (Multiple) Objects 2)Proxy to some backend capability used to render
2 input and output to and
3 from service
4 Database
5 MPP
6 Telescope
7 File System
8 1)Server acts as a broker
9 and control layer
10 2)Same software as client
11 but higher performance
12 multi-user
13 3)Again service represented
14 as proxy used as a token for
15 control logic
16 Services with
17 specialized software
18 and capabilities

in Table To:


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