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FUNDAMENTAL OF BUSINESS ANALYSIS (FORMING REQUIREMENTS (Business…
FUNDAMENTAL OF
BUSINESS ANALYSIS
FORMING REQUIREMENTS
OVERVIEW OF REQUIREMENTS
the Documentation
source
rationale
GOOD REQUIREMENTS
Business Requirements
why we do this project
from business' perspective
derived from org's strategy
provided by project sponsor
User Requirements
for users, for users
should be derived from business requirements
track parent BR of each UR
Functional Requirements
functional needs of products
derived from business or user requirements
describe functionality of product
Non Functional Requirements
quality requirements for system
Categories
data privacy
data recovery
Legal compliance
security
system availability
system performance
usability
Workproduct
REQUIREMENT SOURCE
People
stakeholders
Documents
pre-existing docs
standard documents
Requirements
information
reliable
up to date
bring an expert if neccessary
keep a stakeholder as source
GATHERING REQUIREMETNS ON ONE-ON-ONE INTERVIEWS
CHALLENGES
communication imprecise
people don't know what they need
BEFORE THE INTERVIEW
find right stakeholder
start with sponsor
define goals
set up the meeting
choose the right setting/ environment
learn about the stakeholder
name, title, resposibility
personalities, style, etc
DURING THE INTERVIEW
self introduction & goals
start with high level
try to understand deeply
ask open ended questions
if dont understand, say so
recap what you understand to make sure
thank them at the end
ask who can talk next
AFTER INTERVIEW
write up ur note
email stakeholders for their input
double check
thank them again
GATHERING REQUIREMENTS IN GROUP INTERVIEW
BEFORE INTERVIEW
take a assistant
make an agenda
make meeting
DURING THE INTERVIEW
pose question to group
ask open ended questions
take note of question, answer, rational, source
keep the group on track
get everyone to talk
COMMON REQUIREMENT DOCUMENTS
Good points
get started
single layout for the organization
Bad points
never perfect for you
BRD/FRD
BRD (1st)
FRD (2nd)
BFRD
combined
TRANSFORMING REQUIREMENTS
Analysis
why
fully understand
right solutions
Think about stuff
Decomposition Analysis
Additive/ Suntractive
Additive
Subtractive
Gap Analysis
compare diff of complex to complex
current state vs future state
needs vs product
Decision Analysis
decision table
Root-Cause Analysis
Stakeholder Analysis
MODELLING
depic of requirement/ solution/ process
Kinds
illustrative models (prototype)
predictive model
process simulation
general purpose
Flow Charts
diagram
actions
decisions
Swim lane
actor
3-5
Entity - Relationship Modelling
relationship
many to many
one to many
attribute
add to an entity
State - Trasition Modelling
State
circle
Transition
arrow
start state & end state
Data Flow Modelling
label everything
keep DFD simple
Use Case Modelling
interaction bw system and user
Business Process Modelling