What is an Infosphere Information Server (IIS) Tier?

Infosphere Information Server (IIS) Tiers, What is an Infosphere Information Server (IIS) Tier
Infosphere Information Server (IIS) Tiers

Definition of a Tier

A tier is a logical grouping of components within InfoSphere Information Server, their function, relationship, and the potential divisions if divided across multiple computers in the topology when installed.

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