AWS CLOUD: Service Models & Cloud Offerings.

There are multiple services provided by CLOUD vendor. Some of the important cloud offerings/services model are — IAAS , PAAS , SAAS.

Service Model: Source BeSA.

Advantages of IaaS:-

• The resources can be deployed by the provider to a customer’s environment at any given time.
• Its ability to offer the users to scale the business based on their requirements.
• The provider has various options when deploying resources including virtual machines, applications, storage, and networks.
• Easy to expand and saves a lot of money. Companies can afford the huge costs associated with the implementation of advanced technologies.

Advantages of PaaS :-

• Programmers need not worry about what specific database or language the application has been programmed in.
• It offers developers the to build applications without the overhead of the underlying operating system or infrastructure.
• Provides the freedom to developers to focus on the application’s design while the platform takes care of the language and the database.

Advantages of SaaS :-

• It is a cloud computing service category providing a wide range of hosted capabilities and services. These can be used to build and deploy web-based software applications.
• It provides a lower cost of ownership than on-premises software. The reason is it does not require the purchase or installation of hardware or licenses.
• It can be easily accessed through a browser along a thing client.

How to access AWS services?

AWS Cloud services can be accessed using — CLI Interface , Management Console or AWS Tools and SDKs.