Web Services Sara Yoder, Casey McLaughlin, Alex Scott, Matt Dunbar

What are Web Services?  "loosely coupled, reusable software components that semantically encapsulate discrete functionality and are distributed and programmatically accessible over standard Internet protocols“  Software applications interacting with other software applications  "loosely coupled, reusable software components that semantically encapsulate discrete functionality and are distributed and programmatically accessible over standard Internet protocols“  Software applications interacting with other software applications

When were Web Services invented?  Invention of the Internet  Evolution of components  Adoption of XML by the World Wide Web Consortium (W3C) in 1996  Invention of the Internet  Evolution of components  Adoption of XML by the World Wide Web Consortium (W3C) in 1996

Who invented Web Services?  Who invented the Internet?  Microsoft vs. Sun  Who invented the Internet?  Microsoft vs. Sun

Presentation Overview  Components that make up Web Services  How systems interact with each other  Business application  Components that make up Web Services  How systems interact with each other  Business application

HTML (Hyper Text Markup Language) A markup language that is designed for the creation of webpages with hypertext to be displayed in web browser.

XML (Extensible Markup Language) - XML facilitates the sharing of data across different systems, particularly systems connected via the Internet. - It is capable of describing many different kinds of data. - XML facilitates the sharing of data across different systems, particularly systems connected via the Internet. - It is capable of describing many different kinds of data.

DTD (Document Type Definition) Is primarily used for the expression of a schema language such as XML via a set of declarations that describe a class, or type of XML document in terms of constraints on the structure of those documents.

UDDI (Universal Description, Discovery, and Integration) It enables businesses to publish service listings and discover each other and define how the services or software applications interact over the Internet.

WSDL (Web Services Description Language) An XML-based service description on how to communicate using the web service; namely, the protocol bindings and message formats required to interact with the web services listed in its directory.

SOAP A protocol for exchanging XML-based messages over a computer network, normally using HTTP.

How they all interact

What Does This Mean?  Big news for business  Wealth of information out there  Allows us to expand our businesses  Moving from a Closed to an Open Business Model  Big news for business  Wealth of information out there  Allows us to expand our businesses  Moving from a Closed to an Open Business Model Duh??

Thinking Outside the Box  Learn to use this technology to your advantage.  Expand on the 6 Business Model Functions 1.Value Proposition 2.Market Segment 3.Value Chain 4.Cost Structure / Target Margins 5.Value Network 6.Competitive Strategy  Learn to use this technology to your advantage.  Expand on the 6 Business Model Functions 1.Value Proposition 2.Market Segment 3.Value Chain 4.Cost Structure / Target Margins 5.Value Network 6.Competitive Strategy

1. Value Proposition  = what the product offering will be and in what form will they use it.  We are makers of products and services.  Customers want to know what they are buying and why? What specific job?  Web services have helped to make our products more accessible and enable consumers to educate themselves of their uses.  = what the product offering will be and in what form will they use it.  We are makers of products and services.  Customers want to know what they are buying and why? What specific job?  Web services have helped to make our products more accessible and enable consumers to educate themselves of their uses.

2. Market Segment  = group of customers or market segment to whom the proposition will be appealing.  Create more marketing opportunities  Ability to target specific markets.  = group of customers or market segment to whom the proposition will be appealing.  Create more marketing opportunities  Ability to target specific markets.

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3. Value Chain  = position of the business within a correlated group of businesses and how that business adds value to the end product.  Doesn’t apply to everyone in this situation but is especially important to suppliers and distributors of products.  = position of the business within a correlated group of businesses and how that business adds value to the end product.  Doesn’t apply to everyone in this situation but is especially important to suppliers and distributors of products.

4. Cost Structure / Target Margins  = architecture of the revenues. How a customer will pay. How much to charge.  Ability to cut costs and provide a lower price to customers.  Customer can make payments in multiple forms.  = architecture of the revenues. How a customer will pay. How much to charge.  Ability to cut costs and provide a lower price to customers.  Customer can make payments in multiple forms.

5. Value Network  = outside parties involved in the production and delivery  You can now connect with many other businesses easier and faster.  From around the world  Amazon  = outside parties involved in the production and delivery  You can now connect with many other businesses easier and faster.  From around the world  Amazon

6. Competitive Strategy  = Self explanatory. Differentiate yourself from competitors.  Dell  = Self explanatory. Differentiate yourself from competitors.  Dell

Its Getting Bigger!!  Companies are learning to exploit these technological breakthroughs at an amazing pace.  Cell-phones  You can now buy stuff with your phone.  Global economy  Businesses are connected all over the world  Learn to use this stuff to your advantage if you want to stay alive.  Companies are learning to exploit these technological breakthroughs at an amazing pace.  Cell-phones  You can now buy stuff with your phone.  Global economy  Businesses are connected all over the world  Learn to use this stuff to your advantage if you want to stay alive.