Management Information System

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MANAGEMENT INFORMATION SYSTEMS 8/E Raymond McLeod, Jr. and George Schell

MANAGEMENT INFORMATION SYSTEMS 8/E Raymond McLeod, Jr. and George Schell

Unit 1
Introduction to the Computer-Based Information System & Using Information Technology for Competitive Advantage 1-1
Copyright 2001 Prentice-Hall, Inc. Copyright 2001 Prentice-Hall, Inc.

Chapter 1
Introduction to the Computer-Based Information System

1-2

Information Management

Five Main Resources
Personnel Material  Machines
 

Information:
The most valuable resource

– (including facilities and energy)

}

Physical

Money  Information (and data)

1-3

}

Conceptual

1-4

How Resources are Managed
Acquire  Assemble, or prepare  Maximize use  Replace  

Factors Stimulating Interest in Information Management
Increasing complexity of business activity
– – – – –


International economy Worldwide competition Increasing complexity of technology Shrinking time frames Social constraints

Improved computer capabilities
– Size – Speed
1-6

1-5

Who are the Users?
Managers Nonmanagers  Persons & organizations in the firm’s environment  

The Influence of Management Level on Information Source
Strategic planning level Management control level Operational control level

Environmental

Internal

1-7

1-8

The Influence of Management Level on Information Form
Strategic planning level Management control level Operational control level

Managers Can Be Found on All Levels and in All Functional Areas of the Firm Strategic planning level Management Control Level

Summary

Detail

Operational Control Level
Finance Function
1-9

Human Resources Function

Information Services Function

Manufacturing Function

Marketing Function
1-10

What Managers do -Fayol’s Functions
Strategic
Planning Level

What Managers do -Mintzberg’s Roles


Management
Control Level

Operational
Control Level

Interpersonal roles
– Figurehead – Leader – Liaison



Decisional roles
– Entrepreneur – Disturbance handler – Resource allocator – Negotiator

Plan
Direct
Control

Organize
Plan
Control
Staff
Organize

Direct

Staff
Plan

Informational roles
– Monitor – Disseminator – Spokesperson

Staff Organize

Control

Direct

1-11

1-12

Management Skills
 

Problem Solving Information Comes in Many Forms
Internal Sources External Sources Written Media
Electronic mail Scheduled Meetings
Noncomputer reports

Communications Problem solving

Letters & Memos

Voice Mail

Unscheduled Meetings

Computer Reports

1-13

Problem Solving

Business Meals

Periodicals

Telephone

Tours

}

How can an information specialist help?

Oral Media

1-14

Management Knowledge


System Components
Component parts of a system that can control its own operations Objectives

Computer literacy Information literacy What’s the difference? Input
1-15





Control mechanism

Transformation

Output
1-16

Open-Loop System


Open versus Closed Systems
Open system
– Connected to its environment by means of resource flows

Input

Transformation

Output



Closed system
– Not connected to its environment

1-17

1-18

Systems
Can Be Composed of Subsystems or Elemental Parts

Physical and Conceptual Systems

Elemental Part C

System
Subsystem A Subsystem B

Physical system
– The business firm – Composed of physical resources


Subsystem A-1 Subsystem B-1

Conceptual system
– Represents a physical system – Uses conceptual resources » Information » Data

Subsystem A-2

Subsystem B-2

Subsystem A-3

Elemental part B1

1-19

1-20

A Systems View


Data and Information


Business operations are embedded within a larger environmental setting – – – – – Reduces complexity Requires good objectives Emphasizes working together Acknowledges interconnections Values feedback 1-21...
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