Agile & Scrum - A Primer

Agile & Scrum:A Primer

Vineet PatniJuly’ 2013

Agenda

Ice-breaking: Waterfall vs. Agile

The Agile Manifesto & Principles

Myths about Agile The Agile Umbrella Scrum Concepts

Project Span

Today’s Date: 24th July 2013

• Are we 56% complete today? • Have the customer received 56%

value for money invested (ROI)?3

Planned Start Date: 1st Jan 2013

Planned End Date: 31st Dec 2013

The Waterfall Model

Value (V)

Sequential, phase-wise software development process

V4

YUMMY!!

Requirements

Analysis

Build

Design

Test

V1 V2 V3 V4

How will you slice it??

The Wedding Cake Analogy

Horizontal slicing: WaterfallVertical slicing: Agile

Value Proposition

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Let’s ..

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Quote the AGILE Manifesto , and ..

Be able to relate to the AGILE Principles .

The AGILE Manifesto

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in February , 2001• Kent Beck• Mike Beedle• Arie van

Bennekum• Alistair Cockburn• Ward

Cunningham• Martin Fowler• James Grenning• Jim Highsmith• Andrew Hunt• Ron Jeffries• Jon Kern• Brian Marick• Robert C. Martin• Steve Mellor• Ken Schwaber• Jeff Sutherland• Dave Thomas

source: www.agilemanifesto.org

12 AGILE Principles

AGILE Myths:

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X Agile is undisciplined. Disciplined approach to development practices

X Agile = Scrum! , or Agile = XP!

X Agile doesn’t scale.

X Free ticket to change requirements

X No documentation

Many agile approaches. Hybrid models .

“Divide and conquer” approach. (Scaled Agile Frameworks)

Prioritized Requirements

Bare minimum, which adds value

Agile Myth Agile Reality

The AGILE Umbrella

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Let’s take the AGILE Avenue!

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What is Scrum?

A Process framework for developing complex (?) software products Lightweight Simple to understand Difficult to master

Scrum’s NOT a process or a technique for building products

What’s in Scrum…

Scrum Process Scrum Roles Scrum Events Scrum Artifacts

The rules of Scrum bind together the events, roles, and artifacts, governing –•The relationships and …•Interactions between them.

Empirical process control theory Knowledge comes from experience

and making decisions based on what is known.

An iterative, incremental approach to optimize predictability and control risk.

Scrum Theory

3 Pillars of ScrumTransparency:

Significant aspects of the process must be visible to those responsible for the outcome.

Inspection: frequently inspect Scrum artifacts and progress toward a Sprint Goal to detect undesirable variances.

Adaptation: An adjustment must be made as soon as possible to minimize any further deviation.

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Scrum Process

Scrum Roles

Sprint Planning Daily Scrum / Daily Stand-up Sprint Review Sprint Retrospective

Scrum Events

But first.. What’s a Sprint? The heart of Scrum Time-box of one month or less Work is done during a Sprint A Sprint consists of Development Work and …

Scrum Events (contd.)

!! Sprint Goal !!

!! Demo !!

The Scrum Artifacts

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Thank You!

Vineet Patni, [email protected]