Computer Applications and Systems - Workshop IV

1. BIS 220, INTRODUCTION TO COMPUTER
SYSTEMS AND APPLICATIONS
WORKSHOP IV
Raji Gogulapati
July 2014

2. TOPICS

3. Why do Systems Implementations Fail Often?
What can be
done?
Systems
Failures
Question and
Understand

4. Systems
planning/
selection
System
implementation
Support
Systems Failures in Stages

5. Types of Failure
Types of failure
Disaster or
Horror
Big or Small Forthcoming

7. What did we learn so far?
Why many new system implementations fail ?
What can be done ?

8. IS/ IT
• Planning
• Justification
IS/ IT system
development
methodologies
and options
• Team effort
• Several approaches
• Start with
investigation and
analysis, design,
maintenance and
review
Emphasis
• How to deliver
• Right information to
the right person at the
right time!

9. Workshop III Review
Why Most New Information Systems Fail?
Nature of Software Development
IS/ IT Planning & Justification
IS/ IT System Development Methodologies
IS/ IT Funding & Costs
Summary
Your activities for coming week

10. Basic system development
framework
IS development – intangible,
eventually visible
Process of design
to delivery is
repeatable
Software
engineering –
shifts from
waterfall paradigm
Analogies –
limited and
not complete
Iterative, agile
development

11. IS/ IT
Strategic
Planning
External/
Internal
Business
environment.
External/
Internal IS/ IT
environment.
IS/ IT Mgmt.
Policies
Framework for IS/ IT Planning

12. IS/ IT Mgmt.
Policies
IS Strategy IT Strategy
Future
Application
Portfolio
Framework for IS/ IT Planning continued

13. Development of Information Systems, Business Manager’s Point ofView
Strategic High Potential
Key Operational Support
Business Development Projects IT Development Projects
Business Infrastructure Projects IT Infrastructure Projects

14. IS Planning Process
Align organization’s mission and Business assessment
Arrive at Organization’s strategic plan
Consider current technology architecture
IS strategic plan
New InformationTechnology architecture
IS Operational Plan
IS development plans

15. SpendingApproaches – History and Current
Justification of Investments

16. Workshop III Review
Why Most New Information Systems Fail?
Nature of Software Development
IS/ IT Planning & Justification
IS/ IT System Development Methodologies
IS/ IT Funding & Costs
Summary
Your activities for coming week
Topics

17. Stages of SDLC
Systems
investig
ation
Systems
analysis
Systems
design
Program
ming
and
testing
Implemen
tation
Operatio
ns and
mainten
ance

18. SupportingTools of SDLC during various stages
Prototyping
Joint
Application
Design
Upper case
tools
Lower case tools
Examples?

19. What are the benefits of planning for Information
Systems? What obstacles teams might have to overcome to
have their plans heard in an organization? Discuss

20. Problem Recognition and Definition
User
mentions a
problem
Is it a
problem or
symptom
Establish
the need
Define the problem

21. Technical feasibility
(Proof of concept)
Economic feasibility
(costs vs Benefits)
Legal Feasibility (laws
and regulations)
Operational feasibility
(historical acceptance
of IT systems,
Personnel re-training)
Schedule feasibility
(balancing time and
resource)
Feasibility Study

22. Current
System
Analysis
Requirements
analysis
Conceptual
Design
Alternatives
Systems Analysis

23. Goals of systems analysis stage
Understand As-Is Determine To-Be
Understand current processes Determine requirements for the system being built

24. System DevelopmentTools
Iterative Development –Theme
Design
Develop
Test
Joint
Application
Development
User review
Requirements

25. System DevelopmentTools
Compress cycles, iterative Development –Theme
Rapid
Application
Development Compress SDLC
stage time

26. Project
management
terminology Team work
Project plan
Elements of project
management

27. Identifying
requirements
Organizational integration
Team
management
Risk and opportunity
management
Project
control
Visibility, status, corrective
action, leadership
Elements of Project management

28. What
• IS/ IT planning
• justification of investments
Did we learn
• System development methodologies
• Options
So far?
• How to deliver the right information
to the right person at the right time?

29. Whatisnext?
Who funds IT
investments
What are the
costs
involved?
Whatisnext?
Managing IT
Portfolios
Evaluation
Whatisnext?
Monitor,
communicate
reduce risks

30. Workshop III Review
Why Most New Information Systems Fail?
Nature of Software Development
IS/ IT Planning & Justification
IS/ IT System Development Methodologies
IS/ IT Funding & Costs
Summary
Your activities for coming week
Topics

31. Funding
and Costs
Methods
Cost
Evaluation
• Comparison
• Chargeback
• Allocation
• Corporate Budget
• ?

32. IT Portfolio Profile
Informational %
Strategic %
Transactional %
Infrastructure %

33. Perspectives for driving performance
Financial
perspective
Internal Perspective
Customer
perspective
Learning Perspective
Goals
Measures

34. Your activities for coming week
Prepare and submit assignments as per syllabus.
Remember to include all references and use proper
citations.The final exam is during week four – week five.
Follow Materials Link.
Read:
Selected Readings specified in Materials tab
Refer to your syllabus for details on activities during the
workshop

35. The chapters recommended from the electronic texts in
Materials were used.
Some of the figures used in the slides were taken from the
chapters in texts.
Source for slides on Information Architecture and
Information Management are from Principles of
Information Systems Management by John Ward
Source of slides on Information Systems failures is from
Phil Simon’s Why New Systems Fail theory and practice
collide.