Why can SOA be hard? What challenges exist ? How can SOA be used as an effective enterprise integration strategy? (Write minimum 150 words)
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SOA components are difficult to test by conventional means. One reason is that services don’t have an associated GUI. In addition, all the possible interrelationships among services and the applications they support can make it difficult for IT staff to devise a thorough testing methodology.
The software services are used by the enterprise’s business operations. This frequently involves a human-computer interface, often implemented as a web interface using portals, etc., but it may also involve other interfaces, such as machine interfaces for process control.
Specific sets of business processes, services, and interfaces are created in the context of a supporting infrastructure as service-based solutions. Each solution solves a particular business problem.
The business operations themselves may be organized on the service-oriented principle. Indeed, there are many people who believe that the greatest benefits of SOA are obtained when it is applied to the business architecture.
The infrastructure provides the execution environment for the software services. This includes the basic operating system and networking, and also includes specific support for software services, such as message passing and service discovery. The infrastructure is managed via human-computer interfaces by technical staff who are responsible for all aspects of operating the enterprise’s IT, including its availability, performance, and security.
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Why can SOA be hard? What challenges exist ? How can SOA be used as an...
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