Information Systems

by Thomas Moore

1. Types of Information

1.1. Qualitative

1.2. Qunatitative

1.3. Primary

1.4. Secondary

2. Purposes of Information

2.1. Operational Support

2.1.1. Monitoring

2.1.2. Controlling

2.2. Analysis

2.2.1. Identify Patterns

2.2.2. Decision Making

2.2.2.1. Operational

2.2.2.2. Tactical

2.2.2.3. Strategic

2.3. Gaining Commercial Advantage

3. Sources of Information

3.1. Internal

3.1.1. Financial

3.1.2. Personnel

3.1.3. Marketing

3.1.4. Sales

3.1.5. Manufacturing

3.1.6. Administration

3.2. External

3.2.1. Government

3.2.2. Trade Groups

3.2.3. Commercially Provided

3.2.4. Databases

3.2.5. Research

3.3. Reliability of Sources

4. Good Information

4.1. Characteristics

4.1.1. Valid

4.1.2. Reliable

4.1.3. Timely

4.1.4. Fit for Purpose

4.1.5. Accessible

4.1.6. Cost-effective

4.1.7. Accurate

4.1.8. Relevant

4.1.9. Right level of detail

4.1.10. Confidence in Source

4.1.11. Understandable

5. Business Functional Areas

5.1. Sales

5.2. Purchasing

5.3. Manufacturing

5.4. Finance

5.5. Personnel

5.6. Administration

6. Information Flow

6.1. To External Bodies

6.2. Internal Flow

6.3. Flow Diagrams

7. Ethical Issues

7.1. Codes of Practice

7.2. "Whistle-blowing"

7.3. Policies

7.4. Information Ownership

8. Operational Issues

8.1. Security

8.2. Backups

8.3. Health & Safety

8.4. Policies

8.5. Continuance Plans

8.6. Costs

8.6.1. Additional Resources

8.6.2. Development

8.7. Increasing Sophistation

8.7.1. Trained Personnel

8.7.2. Complex Software

9. Legal Issues

9.1. Data Protection 1998

9.2. Freedom of Inforamtion

9.3. ComputerMisuse Act 1990

10. Features of IS

10.1. Data

10.2. People

10.3. Hardware

10.4. Software

10.5. Telecommunications

11. Functions of IS

11.1. Input

11.2. Storage

11.3. Processing

11.4. Manipulation

11.5. Output

11.6. Control & Feedback Loops

11.7. Closed and Open Systems

12. Transformation of Data

12.1. Data and Inforamtion

12.2. Collection

12.3. Storage

12.4. Processing

12.5. Manipulation

12.6. Retrieval

12.7. Presentation

13. Types of IS

13.1. MIS

13.2. Others

13.2.1. Marketing

13.2.2. Financial

13.2.3. Human Resource

14. Management Information System MIS

14.1. Features

14.2. Benefits

14.3. Effectiveness

14.3.1. Accuracy

14.3.2. Sustainability

14.3.3. Response TImes

14.3.4. Confidence

15. Tools

15.1. Software

15.1.1. Databases

15.1.2. Artificial Intelligence

15.1.3. Expert Systems

15.1.4. Predictive Modelling

15.2. Internet

15.3. Data Mining Systems

16. Gather Information

16.1. Define Requirement

16.2. Establish Sources

16.3. Define other factors

16.4. Select Information

17. Analyse Information

17.1. Quality

17.1.1. Validity

17.1.2. Accuracy

17.1.3. Currency

17.1.4. Relevance

17.1.5. Identify Alternatives

18. MIS

18.1. Reports

18.1.1. Sales Report

18.1.2. College Enrolments Statistics

18.1.3. Marketing Analysis