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Cracking the IT Architect Interview

You're reading from   Cracking the IT Architect Interview The ultimate guide to successful interviews for Enterprise, Business, Domain, Solution, and Technical Architect roles as well as IT Advisory Consultant and Software Designer roles

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Product type Paperback
Published in Nov 2016
Publisher Packt
ISBN-13 9781787121690
Length 372 pages
Edition 1st Edition
Concepts
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Author (1):
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Sameer Paradkar Sameer Paradkar
Author Profile Icon Sameer Paradkar
Sameer Paradkar
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Toc

Service-oriented architecture and Integration


Service-oriented architecture (SOA) is an architecture principle for creating flexible and interoperable service-based solutions. The key principle consists of discoverable contracts, service abstraction, loose coupling, service autonomy, service reusability, statelessness, and composability.

Rolling out successful SOA capabilities reduces IT costs by facilitating reusability in the IT landscape. SOA's ability to provide flexibility and agility to service applications reduces the time to market. SOA enables leveraging of existing IT investments by wrapping legacy solutions in reusable services.

What are the key capabilities of SOA and the benefits of SOA?

SOA is an architectural style that enables service orientation. Service orientation is a way of thinking in terms of services and service-based outcomes.

Figure 1: SOA capabilities

The following are the benefits:

  • SOA creates business and IT alignment, while lending flexibility to the IT landscape

  • Market...

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