Web
1. Compare and contrast web applications with web services, indicating the need for web services Web Service W3C (World Wide Web Consortium) describes web service as a system of software allowing different machines to interact with each other through network. Web services achieve this task with the help of XML, SOAP, WSDL and UDDI open standards. XML : The full form of XML is ‘Extensible Markup Language’ which is used to share data on the web and in universal format. SOAP : Standing for ‘Simple Object Access Protocol’ which is an application communication protocol that sends and receives messages through XML format. It is one of the best ways to communicate between applications over HTTP which is supported by all browsers and servers. WSDL : Written in XML, WSDL stands for Web Services Description Language and is used to describe web service. WSDL comprises three parts such as Definitions (usually expressed in XML including both data type definitions),...