SAAS PAAS and IAAS

SAAS PAAS and IAAS; The Software as a Service refers to a service that provides on-demand pay to every user. Users easily interact with the service when connected to the internet since it is platform-independent. The independent state allows users to swiftly use the platform without necessarily installing it in their computers. Generally, the cloud runs a single instance of the platform, which makes it accessible for many end-users. Overall, the simplicity of interaction and software access make cloud computing cheap for end users since the entrance can be made with a web browser or client’s application that is lightweight (Han, Chung & Kim, 2015). Examples of SAAS products and services include; Microsoft office 355, Google docs, Gmail, and sales force, among many others.

PLATFORM AS A SERVICE (PAAS)

  The platform as a service is an environment develope-d with a web server, database programming language, and an operating system. The named components provide an environment where programmers can code, compile, and run their programs in the infrastructure. Programmers enjoy the platform because the model tasks, used only to manage the application and data resources. Also, the vendor regulates the rest of the funds. Therefore, PAAS usage is entirely directe-d to the developers, unlike the SAAS, which is universal. Examples of products and services of PAAS include; Google App, Amazon Web Services, Windows Azure, and Elastic Beanstalk, among others.

IAAS (INFRASTRUCTURE AS A SERVICE) (SAAS PAAS and IAAS)

 Infrastructure as a Service refers to the service which provides the computing infrastructure and architecture in a virtual environment. Technically, the virtual environment is use-d for linking multiple users for access. Resources offered by IAAS include. Virtualization, data storage, networking, and servers (SAAS, PAAS). Generally, vendors are responsible for the management of the four named resources . Therefore IAAS is meant for the SysAdmins. Examples of IAAS products and services include; Rackspace.com, GoGrid, and the AMAZON EC2.