Page: 1Title: Architecture

Page: 2Title: Architecture

What is an Architecture?

• Architecture is the art and science of design and structure.

• Why it is an art?

• Why it is a science?

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What is an Software Architecture?

• It is the design of software components and the interrelations between them and provide solution to the given problems.

• It is not tied up to any particular technology.

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Who is an Software Architect?

• Years of Experience – Not just enough

• Leadership qualities

• Good communication with both technical and business people.

• Should withstand the politics within the organization

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Types of Architecture• Service Oriented Architecture

• Two – Tier Architecture

• Three – Tier Architecture

• Model Driven Architecture

• Event Driven Architecture

• Peer to Peer

Page: 6Title: Architecture

Service Oriented Architecture• Services – Distinct units of business

process

• Services are independent of each other and individually provide their services

• Services will also communicate with other services

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Web Services

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Two – Tier Architecture• Presentation Layer

• Data Layer

• Thin Client – Business logic present with the data layer.

• Thick Client – Business logic present with the presentation layer.

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Three Tier Architecture

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Model Driven Architecture

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Event Driven Architecture

• Event Generator

• Event Channel

• Event Processing Engine

• Event Response

Event Generator

Event Manager

Event Listener

Page: 12Title: Architecture

Peer to Peer