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9 THE INTERNET & THE NEW INFORMATION TECHNOLOGY INFRASTRUCTURE c  h  a  p  t  e  r
<ul><li>DESCRIBE FEATURES OF INFRASTRUCTURE & CONNECTIVITY STANDARDS </li></ul><ul><li>DESCRIBE INTERNET & ITS CAPABILITIE...
<ul><li>DESCRIBE TECHNOLOGIES FOR SUPPORTING ELECTRONIC COMMERCE </li></ul><ul><li>ANALYZE PROBLEMS OF NEW INFORMATION TEC...
MANAGEMENT CHALLENGES <ul><li>NEW INFORMATION TECHNOLOGY INFRASTRUCTURE </li></ul><ul><li>THE INTERNET </li></ul><ul><li>T...
MANAGEMENT CHALLENGES <ul><li>1. BROADER PERSPECTIVE OF INFRASTUCTURE DEVELOPMENT </li></ul><ul><li>2. SELECTING TECHNOLOG...
THE NEW INFORMATION TECHNOLOGY  (IT)  INFRASTRUCTURE <ul><li>LINKS:  Workstations, network computers, local area networks ...
<ul><li>ENTERPRISE NETWORKING:  Hardware, software, networks, data resources. Creates companywide network to speed process...
INTERNETWORKING <ul><li>LINK NETWORKS </li></ul><ul><li>EACH RETAINS IDENTITY </li></ul><ul><li>INTO INTERCONNECTED NETWOR...
CONNECTIVITY <ul><li>MEASURE OF ABILITY OF COMPUTING DEVICES TO PASS & SHARE INFORMATION WITHOUT HUMAN INTERVENTION </li><...
<ul><li>REFERENCE MODEL DEVELOPED BY DEPARTMENT OF DEFENSE IN 1972 </li></ul><ul><li>1. APPLICATION:  Provides screen pres...
<ul><li>4. NETWORK INTERFACE:  Handles addressing and interface between computer & network </li></ul><ul><li>5. PHYSICAL N...
OPEN SYSTEM INTERCONNECT  (OSI) <ul><li>INTERNATIONAL REFERENCE MODEL </li></ul><ul><li>FOR LINKING DIFFERENT TYPES OF </l...
THE INTERNET <ul><li>BEGAN AS GOVERNMENT CONNECTION OF UNIVERSITIES </li></ul><ul><li>INTERNET SERVICE PROVIDER (ISP):  Or...
INTERNET TERMS <ul><li>HOME PAGE:   WWW screen display welcomes user to organization’s page </li></ul><ul><li>WEBMASTER:  ...
EXAMPLES OF INTERNET  CLIENT PLATFORMS <ul><li>PC:  General purpose, performs many tasks, may be unreliable, complex </li>...
EXAMPLES OF INTERNET  CLIENT PLATFORMS <ul><li>SMART PHONE:  Handheld, has small screen, keyboard, e-mail, browsing, voice...
EXAMPLES OF INTERNET  CLIENT PLATFORMS <ul><li>E-MAIL MACHINE:  Tablet, keyboard, text e-mail, requires e-mail service </l...
CLIENT/  SERVER ON THE INTERNET <ul><li>CLIENT:  Runs Web browser, other software, connects to server </li></ul><ul><li>SE...
MAJOR INTERNET SERVICES <ul><li>E -MAIL:   Person -to-person messaging; document sharing </li></ul><ul><li>USERNET NEWSGRO...
INTERNET ADDRESS http://www.prenhall.com/laudon PROTOCOL FOR THE WEB HOST COMPUTER DIRECTORY EXTENSION DOMAIN NAME
INTERNET TERMS <ul><li>HYPERTEXT TRANSPORT PROTOCOL (http):   Communications standard used to transfer Web pages </li></ul...
SEARCHING THE WEB FOR INFORMATION <ul><li>SEARCH ENGINE:   Tool for locating specific sites or information on WWW </li></u...
NEXT GENERATION INTERNET <ul><li>BROADBAND:  Fiber optics and related technology will provide much higher delivery speed (...
NEXT GENERATION INTERNET <ul><li>INTERNET2:  New protocols,  higher transmission speed, interconnected  gigapops  (regiona...
THE WIRELESS WEB <ul><li>MOBILE COMMERCE  (m-commerce) </li></ul><ul><li>ACCESS TO WEB ON THE GO:  Anywhere, any time, man...
INTRANET <ul><li>INTERNAL NETWORK </li></ul><ul><li>WWW TECHNOLOGY </li></ul><ul><li>FIREWALL:   Security System to Preven...
EXTRANET <ul><li>ALLOWS SELECT USERS OUTSIDE ORGANIZATION TO USE ITS INTRANET: </li></ul><ul><li>CUSTOMERS </li></ul><ul><...
EXTRANET
INTERNET BENEFITS <ul><li>GLOBAL CONNECTIVITY </li></ul><ul><li>REDUCED COMMUNICATIONS COST </li></ul><ul><li>LOWER TRANSA...
E-COMMERCE    SERVER SOFTWARE <ul><li>SET UP ELECTRONIC STOREFRONT </li></ul><ul><li>DESIGN ELECTRONIC SHOPPING CART </li>...
CUSTOMER  TRACKING TOOLS <ul><li>COLLECT & STORE DATA ON BEHAVIOR </li></ul><ul><li>ANALYZE DATA </li></ul><ul><li>IDENTIF...
ADDITIONAL TOOLS <ul><li>WEB CONTENT MANAGEMENT:  Assists Webmaster oversee large sites </li></ul><ul><li>WEB SITE PERFORM...
POTENTIAL PROBLEMS WITH  IT   INFRASTRUCTURE <ul><li>CONNECTIVITY & APPLICATION INTEGRATION </li></ul><ul><li>LOSS OF MANA...
9 THE INTERNET & THE NEW INFORMATION TECHNOLOGY INFRASTRUCTURE c  h  a  p  t  e  r
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Transcript of "The internet & the new information technology infrastructure"

  1. 1. 9 THE INTERNET & THE NEW INFORMATION TECHNOLOGY INFRASTRUCTURE c h a p t e r
  2. 2. <ul><li>DESCRIBE FEATURES OF INFRASTRUCTURE & CONNECTIVITY STANDARDS </li></ul><ul><li>DESCRIBE INTERNET & ITS CAPABILITIES </li></ul><ul><li>EVALUATE INTERNET BENEFITS </li></ul><ul><li>* </li></ul>LEARNING OBJECTIVES
  3. 3. <ul><li>DESCRIBE TECHNOLOGIES FOR SUPPORTING ELECTRONIC COMMERCE </li></ul><ul><li>ANALYZE PROBLEMS OF NEW INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE </li></ul><ul><li>* </li></ul>LEARNING OBJECTIVES
  4. 4. MANAGEMENT CHALLENGES <ul><li>NEW INFORMATION TECHNOLOGY INFRASTRUCTURE </li></ul><ul><li>THE INTERNET </li></ul><ul><li>THE WORLD WIDE WEB </li></ul><ul><li>SUPPORT TECHNOLOGIES FOR ELECTRONIC COMMERCE & ELECTRONIC BUSINESS </li></ul><ul><li>MANAGEMENT ISSUES & DECISIONS </li></ul><ul><li>* </li></ul>
  5. 5. MANAGEMENT CHALLENGES <ul><li>1. BROADER PERSPECTIVE OF INFRASTUCTURE DEVELOPMENT </li></ul><ul><li>2. SELECTING TECHNOLOGIES FOR IT INFRASTUCTURE (CONNECTIVITY) </li></ul><ul><li>* </li></ul>
  6. 6. THE NEW INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE <ul><li>LINKS: Workstations, network computers, local area networks (LAN), server computers </li></ul><ul><li>INFORMATION FLOWS FREELY THROUGHOUT ORGANIZATION </li></ul><ul><li>MAY BE LINKED: Kiosks, point-of-sales (POS) terminals, information appliances, Internet </li></ul><ul><li>* </li></ul>
  7. 7. <ul><li>ENTERPRISE NETWORKING: Hardware, software, networks, data resources. Creates companywide network to speed processes, lower costs </li></ul><ul><li>INTERNETWORKING: Linking of separate networks in an outside of organization </li></ul><ul><li>* </li></ul>THE NEW INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE
  8. 8. INTERNETWORKING <ul><li>LINK NETWORKS </li></ul><ul><li>EACH RETAINS IDENTITY </li></ul><ul><li>INTO INTERCONNECTED NETWORK </li></ul><ul><li>* </li></ul>NETWORK A NETWORK B NETWORK C
  9. 9. CONNECTIVITY <ul><li>MEASURE OF ABILITY OF COMPUTING DEVICES TO PASS & SHARE INFORMATION WITHOUT HUMAN INTERVENTION </li></ul><ul><li>OPEN SYSTEMS: Software able to function on different computer platforms. Nonproprietary operating systems, applications, protocols </li></ul><ul><li>* </li></ul>
  10. 10. <ul><li>REFERENCE MODEL DEVELOPED BY DEPARTMENT OF DEFENSE IN 1972 </li></ul><ul><li>1. APPLICATION: Provides screen presentations </li></ul><ul><li>2. TRANSMISSION CONTROL PROTOCOL (TCP): Breaks data into datagrams </li></ul><ul><li>3. INTERNET PROTOCOL (IP): Breaks, sends datagrams as smaller IP packets; can repeat transmission to increase reliability </li></ul><ul><li>* </li></ul>TRANSMISSION CONTROL PROTOCOL / INTERNET PROTOCOL (TCP / IP)
  11. 11. <ul><li>4. NETWORK INTERFACE: Handles addressing and interface between computer & network </li></ul><ul><li>5. PHYSICAL NET: Defines electrical transmission characteristics for sending signal along networks to destination </li></ul><ul><li>* </li></ul>TRANSMISSION CONTROL PROTOCOL / INTERNET PROTOCOL (TCP / IP)
  12. 12. OPEN SYSTEM INTERCONNECT (OSI) <ul><li>INTERNATIONAL REFERENCE MODEL </li></ul><ul><li>FOR LINKING DIFFERENT TYPES OF </li></ul><ul><li>COMPUTERS & NETWORKS </li></ul><ul><li>* </li></ul>
  13. 13. THE INTERNET <ul><li>BEGAN AS GOVERNMENT CONNECTION OF UNIVERSITIES </li></ul><ul><li>INTERNET SERVICE PROVIDER (ISP): Organization connected to Internet, leases temporary connections to subscribers </li></ul><ul><li>NO ONE OWNS IT, NO FORMAL ORGANIZATION </li></ul><ul><li>* </li></ul>
  14. 14. INTERNET TERMS <ul><li>HOME PAGE: WWW screen display welcomes user to organization’s page </li></ul><ul><li>WEBMASTER: Person in charge of Web site </li></ul><ul><li>UNIFORM RESOURCE LOCATOR (URL): Address of specific Internet resource </li></ul><ul><li>* </li></ul>
  15. 15. EXAMPLES OF INTERNET CLIENT PLATFORMS <ul><li>PC: General purpose, performs many tasks, may be unreliable, complex </li></ul><ul><li>NET PC: Minimal local storage & processing, uses software, services delivered by Internet </li></ul><ul><li>PAGER: Handheld, provides limited e-mail, browsing </li></ul><ul><li>* </li></ul>
  16. 16. EXAMPLES OF INTERNET CLIENT PLATFORMS <ul><li>SMART PHONE: Handheld, has small screen, keyboard, e-mail, browsing, voice </li></ul><ul><li>GAME MACHINE: Modem, keyboard, Web access </li></ul><ul><li>PERSONAL DIGITAL ASSISTANT (PDA): Handheld personal digital assistant </li></ul><ul><li>* </li></ul>
  17. 17. EXAMPLES OF INTERNET CLIENT PLATFORMS <ul><li>E-MAIL MACHINE: Tablet, keyboard, text e-mail, requires e-mail service </li></ul><ul><li>SET TOP BOX: Provides Web surfing, e-mail, uses television set, wireless keyboard </li></ul><ul><li>* </li></ul>
  18. 18. CLIENT/ SERVER ON THE INTERNET <ul><li>CLIENT: Runs Web browser, other software, connects to server </li></ul><ul><li>SERVER: Has Web server (HTTP) , Simple Mail Transfer Protocol (SMTP) , Domain Name Serving (DNS) , File Transfer Protocol (FTP) , Firewall (filters data to & from Internet), Network News Transfer Protocol (NNTP) </li></ul><ul><li>* </li></ul>
  19. 19. MAJOR INTERNET SERVICES <ul><li>E -MAIL: Person -to-person messaging; document sharing </li></ul><ul><li>USERNET NEWSGROUPS: Electronic bulletin boards for discussion groups </li></ul><ul><li>LISTSERVs: e-mail list servers for discussion groups </li></ul><ul><li>CHATTING: Interactive conversations </li></ul><ul><li>TELNET: Log on one computer, work on another </li></ul><ul><li>FTP: Transfer files from computer to computer </li></ul><ul><li>GOPHERS: Use menus to locate text material </li></ul><ul><li>WORLD WIDE WEB: Text, audio, graphics, video </li></ul><ul><li>* </li></ul>
  20. 20. INTERNET ADDRESS http://www.prenhall.com/laudon PROTOCOL FOR THE WEB HOST COMPUTER DIRECTORY EXTENSION DOMAIN NAME
  21. 21. INTERNET TERMS <ul><li>HYPERTEXT TRANSPORT PROTOCOL (http): Communications standard used to transfer Web pages </li></ul><ul><li>HYPERTEXT MARKUP LANGUAGE (HTML): Popular programming language for creating Web sites </li></ul><ul><li>* </li></ul>
  22. 22. SEARCHING THE WEB FOR INFORMATION <ul><li>SEARCH ENGINE: Tool for locating specific sites or information on WWW </li></ul><ul><li>PORTAL: Point of entry to WWW </li></ul><ul><li>“ PUSH” TECHNOLOGY: Server streams relevant content to browser </li></ul><ul><li>MULTICASTING: Sending data to select group </li></ul><ul><li>* </li></ul>
  23. 23. NEXT GENERATION INTERNET <ul><li>BROADBAND: Fiber optics and related technology will provide much higher delivery speed (target: 10 to 100 million bits per second to the desktop) </li></ul><ul><li>INTERNET2 </li></ul><ul><li>* </li></ul>
  24. 24. NEXT GENERATION INTERNET <ul><li>INTERNET2: New protocols, higher transmission speed, interconnected gigapops (regional high-speed points-of-presence), connected to high-performance Backbone Network infrastructure. Will differentiate priorities of messages, provide video portals for lifelike video </li></ul><ul><li>* </li></ul>
  25. 25. THE WIRELESS WEB <ul><li>MOBILE COMMERCE (m-commerce) </li></ul><ul><li>ACCESS TO WEB ON THE GO: Anywhere, any time, many functions </li></ul><ul><li>INFORMATION-BASED SERVICES </li></ul><ul><li>TRANSACTION-BASED SERVICES </li></ul><ul><li>PERSONALIZED SERVICES </li></ul><ul><li>* </li></ul>
  26. 26. INTRANET <ul><li>INTERNAL NETWORK </li></ul><ul><li>WWW TECHNOLOGY </li></ul><ul><li>FIREWALL: Security System to Prevent Invasion of Private Networks </li></ul><ul><li>OVERCOMES COMPUTER PLATFORM DIFFERENCES </li></ul><ul><li>OFTEN INSTALLED ON EXISTING NETWORK INFRASTRUCTURE </li></ul><ul><li>* </li></ul>
  27. 27. EXTRANET <ul><li>ALLOWS SELECT USERS OUTSIDE ORGANIZATION TO USE ITS INTRANET: </li></ul><ul><li>CUSTOMERS </li></ul><ul><li>BUSINESS PARTNERS </li></ul><ul><li>VENDORS </li></ul><ul><li>* </li></ul>
  28. 28. EXTRANET
  29. 29. INTERNET BENEFITS <ul><li>GLOBAL CONNECTIVITY </li></ul><ul><li>REDUCED COMMUNICATIONS COST </li></ul><ul><li>LOWER TRANSACTION COSTS </li></ul><ul><li>REDUCED AGENCY COSTS </li></ul><ul><li>INTERACTIVITY, FLEXIBILITY, CUSTOMIZATION </li></ul><ul><li>ACCELERATED KNOWLEDGE </li></ul><ul><li>* </li></ul>
  30. 30. E-COMMERCE SERVER SOFTWARE <ul><li>SET UP ELECTRONIC STOREFRONT </li></ul><ul><li>DESIGN ELECTRONIC SHOPPING CART </li></ul><ul><li>MAKE SHIPPING ARRANGEMENTS </li></ul><ul><li>LINK TO ELECTRONIC PAYMENT </li></ul><ul><li>DISPLAY PRODUCT AVAILABILITY & TRACK SHIPMENTS </li></ul><ul><li>CONNECT TO BACK-OFFICE SYSTEMS </li></ul><ul><li>REPORT TRANSACTION </li></ul><ul><li>* </li></ul>
  31. 31. CUSTOMER TRACKING TOOLS <ul><li>COLLECT & STORE DATA ON BEHAVIOR </li></ul><ul><li>ANALYZE DATA </li></ul><ul><li>IDENTIFY TRENDS </li></ul><ul><li>CLICKSTREAM TRACKING: Collects detailed customer data, stores in log </li></ul><ul><li>COLLABORATIVE FILTERING: Combines data on similar customers, predicts future behavior </li></ul><ul><li>* </li></ul>
  32. 32. ADDITIONAL TOOLS <ul><li>WEB CONTENT MANAGEMENT: Assists Webmaster oversee large sites </li></ul><ul><li>WEB SITE PERFORMANCE MONITORING: Detects, analyzes, helps correct problems </li></ul><ul><li>WEB HOSTING SERVICE: Maintains large Web server for subscribers </li></ul><ul><li>* </li></ul>
  33. 33. POTENTIAL PROBLEMS WITH IT INFRASTRUCTURE <ul><li>CONNECTIVITY & APPLICATION INTEGRATION </li></ul><ul><li>LOSS OF MANAGEMENT CONTROL </li></ul><ul><li>ORGANIZATIONAL CHANGE </li></ul><ul><li>HIDDEN COSTS </li></ul><ul><li>NETWORK RELIABILITY, SECURITY, BANDWIDTH </li></ul><ul><li>* </li></ul>
  34. 34. 9 THE INTERNET & THE NEW INFORMATION TECHNOLOGY INFRASTRUCTURE c h a p t e r
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