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The advantages of a 3-tiered or n-tiered application

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by , 01-01-2012 at 03:27 PM (3287 Views)
Multi-tier or 3-tier architectures compel separation between business logic, presentation logic and database logic. Few important benefits are detailed over here:

Manageability: Every tier can be upgraded, monitored or tuned independently & different duties could be assigned to different tiers.
Scalability: More hardware could get added up and also permits the clustering that is horizontal scaling.
Maintainability: Up gradation or other changes are performed with no affect at other components.
Availability: load balancing and clustering provides availability.
Extensibility: Extra features could be added.

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