SAAS Software as a Service Models
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SAAS Software as a Service Models
SaaS stands for Software as a Service, provides a facility to the user to use the software from anywhere with the help of an internet connection. SaaS is also known as On-Demand Software. SaaS is a software distribution model in which applications are hosted by a cloud service provider and made available to customers over internet.
Advantages of SaaS cloud Computing Layer
- SaaS is easy to buy
- Less hardware required for SaaS
- No special software or hardware versions required
- Low Maintenance required for SaaS
Disadvantages of SaaS cloud computing layer
- Less Secure
- Latency issue
- Switching between SaaS vendors is difficult
- Total Dependency on Internet
SaaS life cycle services
- SaaS development
- SaaS testing
- SaaS re-architecture and integration
- SaaS maintenance – upgrade and support
SaaS transition services
- SaaS enabling consulting
- Web enabling on-premise applications
- Single-instance to multi-instance transition
- Transition to multi-tenancy
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