mis5102: process improvement and innovation requirements...

MIS5102: Process Improvement and Innovation

Requirements Gathering

Steve SclarowSclarow@temple.edu

http://community.mis.temple.edu/ssclarow

The SDLC Waterfall Model

�Why was/is it so popular as a methodology forinformation systems development?

�Why has it fallen out of favor?

http://en.wikipedia.org/wiki/Waterfall_model

So when is the waterfall model appropriate?

When is it not appropriate?

Do you think it helps or hinders innovation?

Making use of the Waterfall Model

What are

“requirements?”

Where do they

come from?

Requirements gathering is the first step

Requirements Pyramid

http://www.delphicdigital.com/blog/intro-to-requirements-gathering

�What’s the difference?

�Do they all come from the same place?

�Who are the stakeholders for each?

�Are they ever in conflict?

Defining the problem?

Determining roles?

Mapping the customer journey?

Generating ideas?

Designing a solution?

Gathering requirements is critical to crafting a solution

Elicitation Tasks

From: Weese, S. and Wagner, T. (2011). CBAP/CCBA Certified Business

Analysis Study Guide, Chapter 5: Controlled Middle: Elicitation. Sybex.

Preparing the Requirements

Conducting the Elicitation

Documenting the Elicitation

Confirming the Elicitation Results

Some elicitation techniques

Brainstorming sessions

Focus groups

Observing stakeholders

Requirements workshops

Stakeholder surveys

Analyzing documentation

Creating prototypes

From: Weese, S. and Wagner, T. (2011). CBAP/CCBA Certified Business

Analysis Study Guide, Chapter 5: Controlled Middle: Elicitation. Sybex.

What do these all

have in common?

How do the first

five differ from

the last two?

Why can this be a

difficult process?

Requirements Gathering: TheProblem-Definition Process

Establish the Need for a

solution

Justify the Need

Contextualize the Problem

Write the Problem

Statement

From: Spradlin, D. (2012). Are You Solving the Right Problem? Harvard Business Review. Volume 90, Issue 9, pp. 84-93

�How does this 4-step process inform requirements gathering?

�Which stages involve elicitation?

“If I were given one hour to save the planet, I would spend 59 minutes defining the problem and one minute resolving it,” Albert Einstein said.

Clarifying Researching Articulating Creating

In-Class Exercise for Session 4: Requirements Gathering

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Building WatsonCase Study

https://blog.ted.com/how-did-supercomputer-watson-beat-jeopardy-champion-ken-jennings-experts-discuss/