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Advantages and Disadvantages of SaaS

Technology is advancing every day. Each day bring new ideas, revolutions and inventions. Today, no house and organization, is without computer. Information Technology is playing a vital role in reshaping lives. A web service is the method to communicate between two electronic devices on the internet. The Web Services are the tools which can be used in a number of ways. The three interaction models are RPC, SOA and REST.

The software as a Service (SaaS) is the model to provide the similar software to distinct customers through a network especially with the internet. The software is not hosted on the customers' individual computers. The vendor is responsible for creating, updating and maintenance of software. Customers and users buy a subscription to allow it, which also include a separate license and seats for every customer that uses software. The model is efficient for both vendor and customers. These models are cost and time affective. Users save a lot of money and time because they do not have to maintain and install a program. There is no need to buy new hardware. This will help customer to focus in business to expand it by use of resources. The burden of software hosting is also shifted and customer can also see the return of investment in a short time. With the rapid of use of SaaS model, number of seats is also increased. This is also a fast and cheap method. It is convenient to use as compared to buying another license and adding another computer through traditional software.

Cloud computing is also one of those technologies which is essential in every organization. It is the newest technology and popular over the current decade. Today millions of users can communicate through cloud computing e.g. Salesforce.com is the latest example of cloud computing, which connect the thousands of users at a time. Through cloud computing, expansion of business is possible in a short time. It is the form of technology which is access easily by each user. When going through market research, surveys and reported showed that companies are adopting cloud computing gradually. There are rises in adoption of cloud computing from 2009 to 2010. It is expected that cloud computing will make a business of $148.8 billion by 2014. It is expected that companies will spend $112 billion of software as a service (SaaS).

Cost reduction are the key assets of organizations when they choose cloud computing. All savings and expenditures depend on the business. It is not possible to consider costs reduction for individual cases.

Vendors do not have to copy different software on various computers. They just have to update and maintain the software over the network. This helps the vendors to get the latest updates and technology to each customer in shortest possible time. The customer can not control the software that is one of the drawbacks of using SaaS model and there is also limited customization of programs for ...