I. Web Service Definition
A Web Service is a platform-independent, loosely coupled, self-contained, and programmable Web-based application, you can use open XML standards to describe, publish, implement, coordinate, and configure these applications for developing distributed interoperability applications.
Ii. Features of Web Services
Iii. Web Service technology
Iv. Advantages and Disadvantages of Web Services
Advantages:
That is, it supports common business problems and changes according to market needs;
Can include e-commerce, enterprise application integration, traditional middleware and Web technology
Disadvantages:
Lack of effective support for complex business management (data sharing and application between different types of Web service software );
Lack of means to express Business Semantics
V. Summary
Software as a service
Web services are different types of automated services.
Web Service is a loose coupling method between the user and the service provider.
Web service is a service-oriented architecture (SOA)