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Information Gathering Methods - Coggle Diagram
Information Gathering Methods
ANALYSIS PHASE
Key Idea
Goal:
analysis
==> truly
understand
the
requirements
of the new system + develop a system that addresses them
1st:
right people
to participate
2nd:
collecting
&
integrating
the
information
Task
Input
Output
Process
Performance
Security
Role
User ==>
Analyst
<== Programmer
Skills
Analytical skills
Interpersonal skills
Requirements
Types
User requirements
Functional requirements
Nonfunctional requirements
System requirements
Outputs
Inputs
Processes
Preformance
Controls
Analysis Strategies
BPA
(Business Process Automation)
BPI
(Business Process Improvement)
BPR
(Business Process Reengineering)
Fact Finding
Current System
Who, What, Where, When, How
Why
Proposed System
Model
FDD
(Functional Decomposition Diagrams)
DFD
s (Data Flow Diagrams)
UML
(Unified Modeling Language)
Gathering Methods
Interviews
Establish objectives for the interview
Name / Position / Purpose of Interview / Meeting
Designing interview questions
Types
Structured interview
Unstructured interview
Types of Questions
Open-Ended Questions
What do you think about...
What are some of the problems you face on...
What are some of the improvements you would like to
see in...
Close-Questions
How many...
What information is...
How do...
Probing Questions
Why?
Example?
Arranging
Diamond
Funnel
Pyramid
Preparing for the interview
Document the interview
Interview notes approved by:...
Person interviewed:...
Interviewer:...
Date:...
Primary Purpose:...
Summary of Interview:...
Open Items:...
Detailed Notes:...
Evaluate the interview & Post-interview follow-up
Selecting interviewees
Based on
Information needed
Company’s formal and
informal structures
Types
One-on-One
Group
Conducting the interview
Closing the interview
JAD
(Joint Application Design) Sessions
Important roles
Facilitator: Người hướng dẫn
Scribe(s): Notes
Document Analysis
Observation
User Stories
Questionnaires
