Chapter 1: What is MIS
Moore's Law
"The number of transistors per square inch on an integrated chip doubles every 18 months" - doesn't mean that the speed of the computers doubles every 18 months.
3 Important Phrases of MIS
1.) It will give you the background you need to assess, evaluate, and apply information systems technology to business. 2.) It can give you the ultimate job security -marketable skills 3.) Many MIS-related jobs are available
3 key elements in MIS
1.) Management and Use 2.) Information System 3.) Strategies
Collaboration
2 or more people working together to achieve a common goal
Abstract Reasoning
Ability to make and manipulate models
Necessary Data Characteristics
Accurate, Timely, Relevant, Just Barely Sufficient, Worth its cost
Bridge
Data
Actors
Hardware & People (outside)
Dif. between Information and Data
Information is processed data; Data is recorded facts or figures
Five-Component Framework
Model of the components in an Information System - Hardware, Software, Data, Procedures, People.
Information Technology
Refers to the products, methods, inventions and standards that are used for the purpose of producing information.
Instructions
Software & Procedure (Inside)
Systems Thinking
ability to model components of the system to connect inputs and outputs that reflect the dynamics of the phenomenon observed.
Worth its cost
appropriate relationship between cost of info and its value.
Relevant
both to the context and to the subject
Accurate
correct and complete data that's processed correctly
Just Barely Sufficient
for purpose for which it is generated. Avoid information overload
System
group of components that interact to achieve some purpose
Information System
group of components that interact to produce information
Information
knowledge derived from data
Experimentation
making a reasonable analysis of an oppurtunity.
Timely
produced in time for its intended use
Management Information System
the management and use of information systems that help organizations achieve their strategies
