organizations Strategic Decisions Executive Information Systems Tactical

Organizations strategic decisions executive

  • University of Iowa
  • MSCI 3005
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  • Brian5647382910
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organizations Strategic Decisions Executive Information Systems Tactical Decisions Management Information Systems Operational Decisions Transaction Processing Systems
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Entire Organization Individual -Strategic Information Systems -info systems that provide competitive advantage 1) Strategic Business Planning -know WHO you are -strategy determined -mission and vision statement 2) IS Assessment -know what you HAVE or where you START -resources identified 3) IS Vision -know WHERE you want to GO -how IS is going to help accomplish the strategy 4) IS Architecture -know HOW you can get there -technical plan to implement IS vision 5) IS Strategic Initiatives -know WHAT you need to do -specific thrusts to accomplish objectives -Evaluating Strategic Initiatives -prioritizing initiatives and evaluate using priority matrix -Potential returns ease of implementation Broad Application Integration within Reports from TPS aid Management (MIS) Captures Daily Data Events (TPS) Office Automation (OA) Ease of Implementation P ot e n ti al R et ur ns
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Data, Information, and Databases -Data -Collection of unprocessed items -text, numbers, images, audio, video -Metadata -data that describes the properties of other data -example: header of a table -hierarchy of data -organized in layers 1) data tables -collection of related records 2) Record -group of related fields -uses primary key to identify each record 3) Field -combo of one or more related characters -must have=field name, size, & data type 4) Character -one or money bytes (numbers, letters, etc.) -data is made up of characters -Information -processed data
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-Databases -Collection of data organized in a manner that allows access & retrieval of data -designed, & built for specific purpose -database software (access) -Database Management System (DBMS) -allows users to: -created a computerized database -add, modify, delete, sort, & retrieve data -create forms and reports from the data -Database Administration Terminology -Database -collection of tables containing info to support a given system -Entities -things that we store info about (people, places, etc.) -Table -collection of records for a given entity -Records -a row in access -individual people have a personal record -a group of fields or attributes to describe a single instance of an entity (rows) ` -Field -characteristics/attributes about entity -also called attributes depending on DBMS -pieces of info about entities (name, ID) -columns in access -Data Modeling -Graphical depiction of the relationship between data -Entity Relationships Diagrams (ERD) is a type of data model -Associative Entities
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