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Software as a service (SaaS / s æ s / [1]) is a cloud computing service model where the provider offers use of application software to a client and manages all needed physical and software resources. [2] Unlike other software delivery models, it separates "the possession and ownership of software from its use". [3]
"X as a service" (rendered as *aaS in acronyms) is a phrasal template for any business model in which a product use is offered as a subscription-based service rather than as an artifact owned and maintained by the customer. Originating from the software as a service concept that appeared in the 2010s with the advent of cloud computing, [1] [2] the template has expanded to numerous offerings in t
Hybrid SaaS refers to a deployment model where a software application is delivered as a service and combines elements of both on-premises and cloud-based infrastructure. In this model, some components or data reside on the customer's local infrastructure (on-premises) while others are hosted in the cloud.
According to The NIST Definition of Cloud Computing, [3] there are three service models associated with cloud computing: infrastructure as a service (IaaS), platform as a service (PaaS), and software as a service (SaaS). The concept of ITaaS as an operating model is not limited to or dependent on cloud computing.
The 1990s (often referred and shortened to as "the '90s" or "nineties") was the decade that began on 1 January 1990, and ended on 31 December 1999. Known as the "post-Cold War decade", the 1990s were culturally imagined as the period from the Revolutions of 1989 until the September 11 attacks in 2001. [1]
Software as a service (SaaS) Security as a service (SECaaS) South Australian Ambulance Service; Sports Association for Adelaide Schools, a school sports association in South Australia; Student Awards Agency for Scotland; Singapore Association for the Advancement of Science (SAAS) St. Anselm's Abbey School, a Catholic high school in Washington, D.C.
These results are then displayed on the site's page, as if they were returned by the site itself. This feature is very easily implemented: the search form simply includes a site: qualifier in the query string passed to the search engine.
One example of software as a product has historically been Microsoft Office, which has traditionally been distributed as a file package using CD-ROM or other physical media or is downloaded over network. Office 365, on the other hand, is an example of SaaS, where a monthly subscription is required.