What is a SaaS Software?
Scenarios & Architecture

What is a SaaS Software?

By using the software as a SaaS service, users can access and use cloud-based programs via the Internet such as email, task management, and office software are all included. 
Cloud-based software SaaS is now popular. It will be the default deployment option for practically every sort of corporate technology in 2020. 
And rightly so. Web-based business software doesn’t require painful installations or stringent contracts and is paid for overtime. This makes the systems more adaptable and inexpensive. 
With the perfect service contract, the service provider will ensure the app’s stability and security, who owns the software and devices.

SaaS’s history

“Computation may eventually be constituted as a public utility,” said John McCarthy, a famous computer scientist who won the Turing Award for his artificial intelligence (AI) contributions in 1961. To put it differently, cloud computing began as a shared computer resource. 
However, the web-based technology required to enable SaaS only became accessible in the late 1990s. That’s when companies like SalesForce, which was formed specifically to supply cloud software, started offering standard corporate products like CRM as SaaS. 
Initially, the business software market dismissed SaaS. However, in the previous decade, SaaS has grown tremendously, with a new group of businesses adopting the software for the first time. Cloud software usage is exceeding other clouds technology categories like PaaS and IaaS. (IaaS).

Scenarios for SaaS

You’ve used SaaS if you use an internet email service like Outlook, Hotmail, or Yahoo! Mail. These services require a web browser login before they can be used. Your emails are saved on the network of the service provider. Any internet device can access your email and saved emails. 
These are examples of free personal services. You can rent simple business software like email, collaboration, and task management, as well as complex business software like CRM, ERP, and document management. These apps are either subscription-based or pay-per-use.

How is the SaaS architecture?

SaaS usually uses a multi-tenant approach. A single instance of the app runs on the host servers, and the instance serves every customer. The app has a single version, and the information and content is segregated properly and without any issues. On top of that, there mare multiple resources available to a larger group of persons, while also making sure that the solutions conveyed are state of the art. Plus, the developers can focus on privacy and security a lot better, since there’s a single version available at all times.

Read more about SaaS: