Cloud hosting has evolved through decades and today it is gaining huge popularity among even large corporate, let alone the SMEs and start-up organizations. Giant enterprises including several Fortune 500 companies are turning towards cloud solutions because of its benefits and futuristic features. The world is making a shift towards cloud. In fact, according to a reputed research report, by 2020, more than 80% of the small enterprises may migrate to the cloud.
There is a variety of cloud delivery model, including SaaS (Software as a Service), IaaS (Infrastructure as a Service), PaaS (Platform as a Service), apart from the hybrid cloud, and cloud in VMs etc. SaaS emerged first, followed by IaaS among other cloud models. SaaS is an effective software delivery mechanism that has the capability and manage the services fulfilled by business applications. Moreover, it delivers better value as it is capable of integrating internal as well as external sources together and managing the services to meet the business goals. Pay as you go pricing model gave SaaS model a further push.
Recently a research director at Gartner said- "The majority of spending is going towards modernizing, functionally expanding or substituting long-standing business and office applications with cloud-based software-as-a-service."
Coming to the IaaS (Infrastructure as a Service), it followed SaaS cloud model and emerged as a result of virtualization. Raw computing and storage capacity along with management tools are offered in IaaS. Flexibility, scalability, security and reliability all offered in one bundle of cloud solutions makes it an attractive offering for all kinds as well as sizes of enterprise.
Giant Cloud players like Google, Amazon and Microsoft are going to bring a tectonic shift in the cloud industry. 2016 will see the boom of IoT and Big Data and it will the mark the beginning of next era of cloud computing.
Cloud SaaS and IaaS are transforming the hosting landscape worldwide and even Governments are playing their significant roles through favorable regulations for cloud offerings.