Web services are most useful tool nowadays. It is very useful to communicate with third-party services in a secure and smooth way. The web services can be searched for over the network and can also be invoked accordingly.

When invoked, the web service would be able to provide the functionality to the client, which invokes that web service.

A web service facilitates the following areas

·         Exposing Business Functionality on the network.

·         Interoperability amongst applications.

·         A Standardized Protocol which everybody understands.

·         Reduction in the cost of communication.