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SaaS (Software as a Service) is a kind of application services which is provided via Internet, and customers can order and receive their peculiar types of software application services from the SaaS provider via the Internet according to their actual needs. This paper analysis current development of SaaS, by means of comparing SaaS model with traditional software model, a new engineering method is...
Once Upon a time everyone said SOA (Service Oriented Architecture) would rescue the software industry, but several years later they claimed the silver bullet called “SaaS” (Software as a Service), and nowadays the most popular word around commercial software is BI (Business Intelligence). Do we find so many completely different but available solutions in a short while? Or we just talk about the same...
With the maturity of SOA and rapid development of Internet, a new type of software delivery mode named SaaS (Software as a Service) which provides the customers functionalities needed arises. It saves the cost of IT operation and suits to the small to medium firms very much. Ecommerce has grown extraordinarily nowadays with widespread Internet usage. In order to make trades more convenient and faster,...
Enterprise IT infrastructure incurs many costs ranging from hardware costs and software licenses/maintenance costs to the costs of monitoring, managing, and maintaining IT infrastructure. The recent advent of cloud computing offers some tangible prospects of reducing some of those costs; however, abstractions provided by cloud computing are often inadequate to provide major cost savings across the...
This paper proposed a reference model of independent SaaS platform. Firstly, SaaS software's technical architecture is discussed. Secondly, SaaS platform's responsibilities are analyzed and the infrastructure components of independent SaaS platform are presented. We propose a concept of multi-tenant architecture. Both the vendor and the user pay for using the platform in an on-demand fashion. Finally,...
COIN aims at delivering an open, self-adaptive, generic ICT integrated solution to support enterprises to face future Internet uptake: in the future services will become an invisible, pervasive and self-adaptive knowledge and business utility at disposal of enterprises from any industrial sector and domain. Among this services, collaboration and interoperability services will pay a key role to enable...
Cloud is gaining popularity as means for saving cost of IT ownership and accelerating time to market due to ready-to-use, dynamically scalable computing infrastructure and software services offered on cloud on pay-per-use basis. Design of software solution for delivery as a shared service over cloud requires specific considerations. In this paper we describe an approach for design of travel reservations...
Over recent years there has been increased level of discussion on utility pricing for software. The focus of these discussions is to create new operating cost models where the unit costs are directly tied to the business operations to which they contribute. While creating a fine-grained operating cost model is very important for software solutions such as SaaS, the anticipated technology platforms...
The current business environment has become still more demanding in which organizations are under increasing pressure not only to increase revenue but also to respond quickly to changing market conditions. These organizations shall only be successful if they transform themselves and adapt on demand businesses paradigm. There is constant demand for innovation and shorter time to market for products...
Multi-tenancy is one of key characteristics of the service oriented computing especially for Software as a Service (SaaS) to leverage economy of scale to drive down total cost of ownership for both service consumer and provider. This paper aims to study the technologies to build a cost-effective, secure and scalable multi-tenant infrastructure, especially in data tier. We first explore all the key...
Software as a Service (SaaS) is a newly emerging business model in the software industry. The growing speed of SaaS is fast. The article gives a quick survey on SaaS. It covers key technologies in SaaS, difference between ASP and SaaS, SaaS application architecture and SaaS Maturity Model. To small businesses, SaaS offers more advantages.
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