REVIEW FOR EXAM 3 BUS3500 Abdou Illia Spring 2008 1 The Internet and eBusiness Part 1 2 Brief history of the Internet Make sure you know what DNS is used for 1969 The Defense Advanced Research Projects developed ARPANET the precursor of the Internet 1971 Ray Tomlison invents e mail 1979 USENET newsgroups created at Duke University and the University of North Carolina 1984 Domain Name System DNS established 1991 Tim Berners Lee creates the World Wide Web 1994 First online shopping mall first spam email first pizza ordered online first advertisement banner 2000 A major denial of service attack brings down websites such as Yahoo Amazon com and eBay 2002 Denial of service attack knocks out 8 15 root DNS 3 servers Accessing the Internet www Web Browser Network Packet Webserver Software Packet Route Router User PC needs Workstation Operating System TCP IP Web browser e g Internet Explorer Internet access e g thru an ISP IP Address e g 128 150 50 9 Webserver needs Network or Server Operating System TCP IP Domain name e g eiu edu Internet access 4 IP Address e g 139 67 8 3 Internet applications services E Mail File transfers Instant messaging IM Newsgroups Streaming audio and video Internet telephony World Wide Web WWW Portal 5 Portal Portal Web site that offers a broad array of resources and services such as email newsgroup Serach engines Online shopping malls Example yahoo msn aol 6 Other things to consider Make sure you can answer the questions in Quiz 3 The quiz is posted to the Review section of the course web site 7 Summary Questions Book 1 a Name some Internet applications services b What is Instant Messaging c What is a newsgroup 2 a What does a user PC needs for accessing the World Wide Web b What is needed on the webserver side Notes 9 14 15 7 3 Name some Internet connection options available for residential users and businesses 5 6 4 What is meant by podcasting 16 5 a What is an intranet b an extranet c a portal Refers to the slide in class posted notes 18 19 8 Information Systems for Business Integration ERP Systems Part 2 9 Business Integration I V n e t r e t g i r c a a t l i o n Suppliers Production Department Sales Department Logistics Department Horizontal Integration Customers Q what is meant by horizontal business integration Vertical 10 Systems for Horizontal Integration Enterprise Resource Planning ERP systems integrate all the internal processes through a common information system or an integrated set of info systems Production Department Process1 Warehousing Process2 Process1 Sales Department Process1 Process2 Common Database Marketing Department Process1 Process2 Logistics Department Process1 Process2 Accounting Department Process2 Process1 ERP system Process2 11 ERP Components or Modules Two types of components Core ERP Components Extended ERP Components Core ERP Components Traditional components found in most ERP systems They primarily focus on internal operations Finance Accounting Common Database Human Resource Manufacturing Also called Production Material Management Helps from new products development to actual production Handles demand forecasting production planning production scheduling quality control etc 12 ERP Components or Modules Extended ERP Components Extra components that might be included They primarily focus on external operations Customer Relationship Management Supply Chain Management Business Intelligence1 Common Database E Business2 1 Provide information that help users in decision making 1 Collects info used throughout the organization organize it and uses analytical tools to help decision making process 2 Includes e logistics managing transportation storage of goods over the Internet and e procurement B2B purchase sale of supplies services over the Internet 13 ERP Components or Modules ERP mainly used by medium and large businesses Average lifetime cost 15 Million 2003 surveys Implementation process up to 5 years The largest vendors worldwide in 2005 according to Gartner Dataquest Vendor Revenue million Market share 1 SAP 4726 28 7 2 Oracle Applications 1674 10 2 3 The Sage Group 1221 7 4 4 Microsoft Dynamics 616 3 7 5 SSA Global Technologies 464 2 8 In January 2005 Oracle bought PeopleSoft the 3rd player until then 14 Factors in ERP System Success Active support of upper management Having the best people on the implementation team Managing the time line well User involvement in the planning and implementing ERP systems 15 Summary Questions Book 1 What is the difference between Horizontal integration and Vertical integration What could be the consequences of a bad horizontal integration 2 a What kind of information system is typically used by organizations for horizontal integration Notes 5 6 7 3 a What are the core modules found in ERP systems 10 4 What does the Manufacturing ERP component allow Name some of the activities it handles 10 5 Name the major three ERP software vendors 12 6 What are the success factors of ERP implementation 14 Refers to the slide in class posted notes 16 Review Questions Make sure you can answer the following questions about ERP Chapter 10 Review Questions available in the Notes section of the course web site 17 Business Integration EDI SCM CRM Systems Part 2 Cont 18 Supply Chain Management SCM 19 Supply Chain Supply Chain includes parties involved in the procurement of product or raw material Upstream parties Downstream parties 20 Supply Chain Management SCM SCM implies the management of information flow between a company and upstream and downstream parties of the supply chain Which of the following is NOT a potential benefit of SCM a b c d e It helps avoid shortage of raw material It could shorten the time for delivering finished products to distributors It could help organizations better forecast their production of goods and services It could help organizations better forecast the needs of their distributors None of the above 21 SCM Process Stages of SCM SC Council s Reference Model 1 Planning develop and implement processes that attempt to forecast demand for products and services 2 Sourcing determine who should supply the items required 3 4 5 Goal Balance demand with supply of raw material Goal Be supplied on time within budget Production make the product 1 Schedule production 2 Ensure raw materials are on hand when needed Product delivery logistics 1 Everything from receiving a customer inquiry to invoicing 2 Warehouse management is one very important factor Returns managing returns of raw materials as