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Web Services

Web Services. Austin Carlson Kelly Brown Zach Taylor. Web Services Functions. According to the W3C, a Web service is a software system designed to support interoperable machine-to-machine interaction over a network.

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Web Services

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  1. Web Services Austin Carlson Kelly Brown Zach Taylor

  2. Web Services Functions • According to the W3C, a Web service is a software system designed to support interoperable machine-to-machine interaction over a network. • Web services allow fast integration for applications across multiple platforms, including across businesses.

  3. Examples of Web Services: • Stock Quotes • Weather Reports • Monetary Exchange Rates • Translation Programs www.webservicex.com

  4. Advantages of Web Services • Web services use open standards and protocols. • By utilizing HTTP, web services can work through many common firewall security measures, where other forms might be blocked. • Web services can integrate software and services from separate companies to create an integrated service. • Allow the reuse of services and components within an infrastructure. • Loosely coupled for application integration. www.wikipedia.org

  5. Disadvantages of Web Services • Web services are just beginning compared to more developed computing standards such as CORBA. • Temporary disadvantage since vendors have committed to the OASIS standards to implement the Quality of Service for their products. www.wikipedia.com

  6. Disadvantages Continued… • Web services may suffer from poor performance compared to other distributed computing approaches like RMI, CORBA, or DCOM. • Binary representations such as SOAP • protocol for exchanging XML messages over a network, usually uses HTTP • MTOM are to improve the wire efficiency of XML messaging in the future. www.wikipedia.com

  7. Why Organizations Use Web Services: • They don’t have to go out and research the information, they can get it from other places. • Cheaper! $$$$

  8. What Web Services Provide: • Up to date information. • Ability to run business more efficiently.

  9. Why Make Web Services Available: • Make money!!!! • Ease of interaction. • Standardization.

  10. How Web Services Fits Into IS: • Gets the raw data out there and allows others to do what they want with it.

  11. Web Service Providers • Amazon.com - Search Products, Product Information, Cart System, Wish List • eBay - Auction Search, Bidding, Auction Creation • Google - In Beta - Web Search, Maps • Yahoo! - Maps, Traffic • FedEx - Tracking • PayPal - Payment System • Mappoint - Maps • MSN - Virtual Earth • BookBlog • Flickr - Photo • Interfax • IBM • Livejournal • Blogger.com • Xignite - Financial market data • MusicBrainz - Music Metadata • Fred Nurk - Fred Nurk Inc

  12. IBM: • IBM WebSphere Application Server Network Deployment Processor License + SW Maintenance 12 Months (D5ALTLL) • Cost $15,000.00

  13. IBM: • IBM WebSphere Application Server Express Processor License + SW Maintenance 12 Months (D520ELL) Cost $2,000.00 • IBM WebSphere Application Server Express Intranet Option 20 Users License + SW Maintenance 12 Months (D522LLL) Cost $500.00 

  14. Sources • http://www.w3schools.com/webservices/ws_why.asp • http://www.informit.com/articles/article.asp?p=99979&rl=1 • http://en.wikipedia.org/wiki/Web_services • http://www.service-architecture.com/web-services/articles/web_services_explained.html • http://www.webopedia.com/TERM/W/Web_services.html

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