Chapter4_Know Your Business Environment
Download
Report
Transcript Chapter4_Know Your Business Environment
Chapter 4 – Barbara Carkenord
KNOW YOUR BUSINESS
ENVIRONMENT
Learn about the environment
Review materials – reports, plans, documents,
marketing materials
See things from the business perspective
Know from the business point of view and IT point
of view
Elicitation Techniques to learn
about the business
Review existing documentation
Observation
Interviews
Surveys / Questionnaires
Facilitated sessions – BA is the facilitator
Focus groups
Competitive analysis
Interface analysis
Learn the Current System –
AS IS
Rationale for AS-IS analysis:
Identify the gaps b/w what is and what should be
Offers a basis for comparison of new with old
Allows parallel use of old system in the transition
period
What is a Business Process
Normally organizations have a business
process template
Think of business independent of technology
(assumption of perfect technology)
Ensure that requirements are not constrained by
technology limitations since technology may
advance to meet the need
Essential Business Process
Core business activity that is described
independently of how it is performed
Forms the basis to comprehend the business
architecture
Metrics is important in evaluating a modified
or changed process
Use Cases
Shows how a software system interacts with
a user
From the user/external agent’s point of view
Described as a verb (e.g., place order, receive
inquiry)
Shows actors as stick people ; the different
activities/processes are shown as ovals inside
a box which represents the system boundary
Use case diagram shows different use cases
Use Case Diagram