Overview of PaaS and SaaS and its application in cloud computing

In current time Cloud Computing is significant hi-tech research area in latest technology. These technologies give users several advantages: cost effectiveness, efficient resource utilisation, collaboration, disaster recovery and high performance. Cloud offers services for computing on single mouse click. Survey was carried out in form of an online questionnaire. This research also investigates Usability of the Service Models depending on occupational Status of individuals. Features used in differentiating SaaS and PaaS were: description, characteristics, security, advantages and disadvantages. The parameter used for comparison wasGoal, Customisation, Paradigm Shift, Programming Skills, Security level, Ownership, Resource, User Friendly, and Examples. The results obtained reveal that SaaS users are much more to PaaS, and the most used cloud computing storage is Google Apps. The most inhibitors of SaaS adoption all over the world is security and privacy issues, while PaaS is the platform development programming language. Therefore, cloud service providers (CSPs) should take note of these deficiencies.