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Architecting the Cloud: Design Decisions for Cloud Computing Service Models (SaaS, PaaS, and IaaS) Michael J. Kavis
Publisher: Wiley

Aug 21, 2012 - Cloud computing is a model where the storage and computing capacity is provided as a service, usually on the internet, in a remote accessible fashion to heterogeneous parties. Many enterprise cloud IaaS, PaaS). What IaaS providers can do to address both points four and five simultaneously is offer services specifically designed to integrate with a variety of at least SaaS offerings. The main drive to use cloud SaaS: no responsibilities,; PaaS: only responsibility for the application and the data the application uses,; IaaS: the responsibility of configuring the OS and middleware, software updates and licenses (in addition to PaaS). For many customers, migrating legacy apps to SaaS models will be the right answer. If you think cloud computing confuses tech users, it has positively flummoxed IT vendors that now must deal with a bewildering array of business models thanks to the proliferation of SaaS, PaaS and IaaS deployment . €�Long term cloud decisions are strategic decisions. Apr 26, 2011 - Long after the buzz about Amazon's two-day cloud outage dies down, the public cloud will be a growth trajectory. Feb 26, 2014 - In my opinion the popular SPI-model of the cloud landscape, which divides it into Software-as-a-Service (SaaS), Platform-as-a-Service (PaaS), and Infrastructure-as-a-Service (IaaS), is simplifying reality way too much. IaaS, PaaS, and SaaS (infrastructure, platform and software as a service) all have their place in enterprises today and are no strangers to utilizing them. User experience will be a deciding factor in separating the future winners from the losers. Feb 4, 2013 - Omitting SaaS and PaaS: Cloud infrastructure service providers have little incentive to migrate customers to public cloud SaaS offerings such as Salesforce.com or Workday. May 2, 2012 - Legacy IT vendors used to dealing with one or two ways of delivering their products and services to market, now must handle four, five, maybe more business models as cloud computing takes off. Jan 20, 2014 - We have done this because here at Solar VPS, we firmly believe the more you know about how the Cloud works and how Cloud services can positively impact your business, the more prone you will be to investing in said .