Information Systems

Jack G. ZhengMay 12th, 2008

MIS Chapter 1

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Overview

What is information systems?

What the key elements of information systems?

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Information System

Information system is An information system

A system to support information movement and processing

A computer system Facilitated by computing technologies

A human system “Welcome to the human network”

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Information

Data Information Knowledge/Business Intelligence (BI)

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Information Age

Information processing becomes the major activity in our work and life,

and is advanced by computer and telecommunication technologies (Information Technology)

Began in the latter half of the 20th century (after the industrial age)

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Information Technology

Hardware Software Architecture

The value of IT?

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Human

Individuals End users: staff, managers, decision makers,

CIOs, customers, etc. Maintenance: tech supports, system

administrators Developers: analysts, architects, programmers,

QAs, etc.

Collection of individuals Groups, organizations, companies,

governments, communities, etc.

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EnvironmentEnvironment

Information System: A System Perspective

Information

PeopleTechnologyInput Output

Boundary

Purpose

Processing

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Good Resources

How much information 2003 http://www.sims.berkeley.edu/research/projects/how-much

-info-2003/index.htm

Data, information, knowledge and wisdom http

://www.systems-thinking.org/dikw/dikw.htm