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					Business
                      &
                              IT




           Dharmendra Arora
Fundamental Role of IT in Business
              Information Systems




                 Support of
                  Strategic
                 Advantage


                 Support of
                 Managerial
               Decision Making


                  Support of
              Business Operations



               Dharmendra Arora
Example-Retail

                          Customer Purchases



                                 Inventory



                                 Payments



                                Sales Trends




             Dharmendra Arora
   Contribution of IT                                     Server
                                              •Sales Transaction
                                                      Processing
                                              •Database Updates
                                             •Inquiry Processing


POS Terminal                                                       Client PC
•Sales Transactions                                   Inquiries & Responses
•Data Entry




               Product    Customer              Sales
               Database   Database             Database


                          Dharmendra Arora
                          Enterprise & global Internetworking: 1990s-2000s
                          Inter-networked information Systems
                             For end user, enterprise, and inter-organizational computing,
                             communications, and collaboration, Including global operations &
 Development of IT

                             management on the internet, intranets, extranets
                       Strategic & End User Support: 1980s-90s
                       End User Computing Systems
                         Direct computing support for end user productivity & work group
                         collaboration
                       Executive Information Systems
                         Critical information for top management
                       Expert Systems
                         Knowledge based expert advice for end users
                       Strategic information systems
                         Strategic products & services for competitive advantages
                     Decision Support: 1970s-80s
                     Decision Support Systems
                       Interactive ad hoc support of the managerial decision making process
           Management Reporting: 1960s-70s
           Management Information Systems
             Management reports of pre-specified information to support decision making
Data Processing: 1950s-60s
Electronic Data Processing Systems
     JIM                             Dharmendra Arora
  Transaction processing, record-keeping & traditional accounting applications
Types of Information Systems


                                     Information
                                       Systems


              Operations                                   Management
               Support                                       Support
               Systems                                      Systems


Transaction    Process      Enterprise       Management     Decision     Executive
Processing     Control     Collaboration     Information    Support     Information
 Systems       Systems       Systems           Systems      Systems       Systems




                               Dharmendra Arora

				
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posted:5/18/2010
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Description: For MBA students " Business and IT " under " IT for business"