Submitted by: Submitted by mbil
Views: 417
Words: 3352
Pages: 14
Category: Other Topics
Date Submitted: 09/14/2011 04:27 PM
DECISION ALTERNATIVES
MES
SOP
Note: MIS DSS SOP MES : Management Information System : Decision Support System : Standard Operation Procedure : Monitoring and Evaluation System
What is a System?
Environment
Control Signals
I
Feedback Signals
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Control by Management
Feedback Signals 1
IControl Signals
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Input of Raw Materials Svstem Boundary
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Output of Finished Products
Manufacturing Process
Other Systems
• System Definition
Goal
Sub Goal
• System Philosophy - Goal Oriented (Cybernetic) -7 C -7 S - Holistic Not Partial Effectiveness Not Efficiency
-7 H
7 E
System Definition
System is a set of an order interrelated elements (components) for achieving the goal/sub-goals.
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• System Classification Matrix
System Input Process Output
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--
Analysis Synthesis Design
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? Narrow aspect ? Wide aspect
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Control
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• Marketing system is a system ....... ? • Production operation system is a system ...... ? • Financial system is a system ..... ?
• Basic System Structure
;;;. Open Sys.tem
I(I)
Process (P) ;;;. Feed Back System
Output (0)
--~~l--·~1---P--~--~0~
1 '--- - - - Control-- - - - 1
·Directive
ES DSS
EIS
~
IS
Strategic ·Tactic DBMS }EDP
MIS
Operational
Information system application in business
..
Computer Based Information Systems-CBIS
• ES : Expert System
• DSS : Decision Support Systems ·MIS :Management Information System • DBMS : Data Based Management Systems
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• EDP : Electronic Data Processing • IS : Information Systems
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DSS Definition
• DSS is an interactive flexible and adaptable software
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that utilizes decision rules, models and model base coupled with a comprehensive dat.?tbase C!!ld thee decision maker's own insight, leading to specifi'c, implement able decision in solving problems that would not...