Functionality of layers

1)Rendering of (Multiple)Objects2)Proxy to some backend capability used to render

input and output to and

from service

Database

MPP

Telescope

File System

1)Server acts as a broker

and control layer

2)Same software as client

but higher performance

multi-user

3)Again service represented

as proxy used as a token for

control logic

Services with

specialized software

and capabilities

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