In the cloud which are owned and operated by others and gets connected to users’ computers via the Internet and, usually, a web browser. Social networking sites like Facebook, Twitter, Flickr and Google are all examples of SaaS, though users able to access the services via any Internet enabled device.
Platform-as-a-Service (PaaS) The platform-as-a-service (PaaS) model is a level above the Software-as-a-Service setup and provides hardware, network and operating system, so that a customer can design its own application and software.
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