Software as a Service

Software as a Service (SaaS)
Evolution of Saas
In-house or off-the-shelf software
Application Service Provider (ASP)
SaaS
Opportunities and Concerns
SaaS will make up 30% of the software market by 2007 and will be worth $10.7 billion by 2009
measures must be taken to ensure the security, reliability, and availability of data
provision of Service Level Agreement (SLA) guarantees, allowing customers to pay for exactly what they need
Impacts of Saas in the Industry
Advantages
Disdvantages
SaaS Application Characteristics
network-based access
priced on a per-user basis
application delivery that has multi-tenant architecture
activities are managed from central locations enabling customers to access applications remotely via the Web
Definition
software application distribution model
hosted by a vendor or service provider
available through a network or over the Internet
Role of SaaS
provide solutions for small to medium businesses (SMB)
provides enterprise-class product at a low cost and with less complexity
increases productivity, reduces IT costs, and upgrades software applications
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