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Cloud computing refers to emerging computing technology that relies on central servers for the delivery and maintenance of applications. That is, the hardware and software that businesses and consumers use on a daily basis would be centralized and accessed over the internet. This technology allows for much more efficient computing by centralizing storage, memory, processing and bandwidth. There are three segments that make up cloud computing: Applications, Platforms and Infrastructure. Each segment serves a different purpose and offers different products for businesses around the world.
[edit] Cloud Computing Segments[edit] Applications: It's all On DemandSo far the applications segment of cloud computing is the only segment that has proven successful as a business model.[1] By running business applications over the internet from centralized servers rather than from on-site servers, companies can cut some serious costs. Furthermore, while avoiding maintenance costs, licensing costs and the costs of the hardware required to run servers on-site, companies are able to run applications much more efficiently from a computing standpoint.
[edit] Platforms:Many of the companies that started out providing On Demand application services have developed platform services as well. The platform segment of cloud computing refers to products that are used to deploy applications. Platforms serve as an interface for users to access applications provided by partners or in some cases the customers. Some examples included Salesforce.com's platform force.com, which allows subscribers to access their applications over the internet. NetSuite, Amazon, Google, and Microsoft have also developed platforms that allow users to access applications from centralized servers. In July 2008, HP, Yahoo! (YHOO), and Intel (INTC) announced a joint cloud computing research project called the Cloud Computing Test Bed. The companies are jointly designing and producing the internet based testing platform to encourage further development in cloud computing technologies. The test bed is beginning at six physical locations, each hosting a cloud computing infrastructure utilizing HP hardware and Intel processors.[2]
[edit] Infrastructure:The final segment in cloud computing, known as infrastructure, is very much the backbone of the entire concept. Infrastructure vendors provide the physical storage space and processing capabilities that allow for the all the services described above. The products in this segment are slightly more varied than those in the other areas of cloud computing but include ones such as managed hosting, and development environments (such as Google gears) that allow users to build applications. Cloud storage, such as Amazon's S3, is also considered to be part of the infrastructure segment.
[edit] What does a Shift Towards Cloud Computing Mean?So who is affected by a paradigm shift in the computing industry? The shift would affect companies a few different sub-industries including software companies, internet service providers and hardware manufacturers. Companies in each of these industries will face significant change if cloud computing is to be the next step for the industry. While it is relatively easy to see how the main software and internet companies will be affected by such a shift, how companies in the internet and hardware industries will be affected is slightly more difficult. [edit] Who Gains?
[edit] Who Losses Out?
[edit] References
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The Shelf
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