This presentation is Web Service explained for a Layman. It also compares REST and SOAP based flavors of WS

2. Agenda
What is a Web Service ?
Uses of Web Services
Web Service protocols
Web Services Description Language (WSDL)
What is SOAP ?
What is REST?
What is more advantageous?
Application Demo
Q&A
Feedback

3. What is a Web Service?
“It is a service to exchange data from different unknown
systems.”
"Software system designed to support interoperable machine-to-
machine interaction over a network" - W3C

6. Simple Object Access Protocol

8. What is REST?
REpresentational State Transfer
Focuses on accessing named resources through a consistent
interface
Every resource has its representation (could be a document) and the
resource state changes when some method is applied through a request
using any vocabulary

9. How does it work?

11. SOAP vs REST

12. Battle Contd…

15. References
• http://www.vogella.com/tutorials/REST/article
.html