BA_Technical_UML.pdf

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Chang ing the way o rgan iza t ions change .

Being a BA Technical Excel lence Sept 25, 2012

An Overview of UML and Other Diagrams

Q&A with Tom Karasmanis


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Changing Change.

Develop the Professional. Develop the Profession. International Institute of Business Analysis

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International Institute of Business Analysis

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Tom Karasmanis

IIBA Product Manager & HostBeing a BA: Technical Excellence Tom Karasmanis i s a Sen ior Consu l tan t w i th over 25 years '

exper ience in IT, inc lud ing ro les as a Bus i ness Arch itec t ,Bus ine ss/Systems Analyst , Pro je ct Leader , Technica l Arch i tec t , andSof tware Eng ineer. He has worked in pub l i sh ing , hea l thcare , pub l i csec tor, bank ing , f inanc ia l serv ices , insurance, supp ly cha in ,

te lecommunica t ions, and re ta i l . Tom served as the Chi ef Arch i te c t o f the I I BA f rom 2009 to 2011. He is

now Produc t Manager & Host o f two I IBA webinars : Vendor Showcaseand Being a BA: Technic a l Exce l lence. Tom is a man agementconsu l tan t in en terpr ise bus iness ana lys is and bus iness arch i tec tu re ,

and ass is ts o rgan iza t ions to bu i ld the i r BA prac t ices . He speaksregu lar ly a t in te rna t iona l conferences .

Tom ho lds a Bache lor o f App l ied Sc ience in Chemica l Eng ineer ing f romthe Uni vers i ty o f Toronto and l ives in Toronto, Ca nada.


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WHATS NEW

Some Thoughts


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BBC

Building Business Capability 2012

October 28 November 1, 2012

Westin Diplomat Resort & Spa,Ft. Lauderdale

http://www.buildingbusinesscapability.com/

IIBA Members save 15% with

discount code


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Ask Questions!

Use the Question box

Questions can be for a widerange of topics, from use casesto requirements to managing

stakeholders to modeling Short questions please

If the answer is too deep for this

show, check the forum


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How to Participate

Download this presentation and leave comments at

http://community.IIBA.org/TechnicalExcellence


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Agenda

Basic UML Diagrams (for a BA)

Use Case Diagram

Activity Diagram

State Machine Diagram

Other Diagrams

Class Diagram

Sequence Diagram


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WHAT IS THE UML?

Unif ied Model ing Language


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What is a Model?

A representation of a system

Provides limited views of a system


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What is UML?

The Unified Modeling Language(UML) is a standard language forspecifying, visualizing,constructing, and documenting the

artefacts of software systems, aswell as for business modeling and

other non-software systems.


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e o e a ua e

(UML) Use Case Diagram Activity Diagram

State Machine Diagram

Class Diagram (Domain Model)

Sequence / Communication Diagram


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THE USE CASE DIAGRAM

Behavioural Model ing


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UML Use Case Diagram


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se ase a a

(Actors)


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Commercial Customer

Customer

Residential Customer


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Request Meter Reading

Residential Customer

Commercial Customer


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Request Meter ReadingCustomer


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Use Case Diagram


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Ship Partial Order

Track Order

Component isa set of parts

Validate Customer

A/P Clerk

Ship Order

Extension points

Component Ready

Shipping Clerk

Bill Customer

Place Order

Customer

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1

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1 1

{}


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THE ACTIVITY DIAGRAM

Workf low Model ing


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UML Activity Diagram

Key Elements Activity Node (Activity), Start, End

Decision (Branch), Merge (Unbranch)

Transition, Guard Condition

Synchronization Bar, Fork, Join

Concurrent / Alternative Threads

Partition, Swim Lane

Object Flow Accept Event Action, Send Signal Action,

Accept Time Event Action


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THE STATE MACHINE DIAGRAM

Model ing an Object over i ts L i fet ime


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UML Statechart Diagram

Dynamic behaviour of one objectover time

Models the lifecycle of one object

Each object is treated as an isolated

entity that communicates with therest of the world through events


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Events represent the kinds ofchanges that an object can detect

External events / signals

Receipt of signals from another object

Passage of an amount of time orreaching a certain time


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Key Elements

Event

State

Transition

Effect


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Statechart Diagram

Event

We model something as an event ifits occurrence has consequences(an effect)

When a transition fires, its effect (ifany) is executed


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Statechart Diagram

State (named)

Two typical types of states:

A period of time during which an objectwaits for some event or events to occur

A period of time during which an objectperforms some ongoing activity


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Statechart Diagram

Transition

States are connected by transitions

A transition is processed by thestate that it leaves

A transition has: A trigger event

A guard condition (a Boolean expression)

An effect

A target state


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OTHER DIAGRAMS

Technical Mode l ing


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Class Diagram


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Sequence Diagram

International Institute of Business Analysis35


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Sequence Diagram



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More Information http: / /at las.kennesaw.edu/~dbraun/csis4650/A&D/UML_tutor ia l / index.htm

http:/ /www.agi lemodel ing.com/essays/umlDiagrams.htm

http: / /en.wik ipedia.org/wik i /Uni f ied_Model ing_Language

UML Dist i l led, 3rd ed.

Mart in Fowler

UML for the IT Business Analyst , 2nd ed. Howard Podeswa

The Elements of UML(TM) 2.0 Sty le

Scott W. Ambler

IIBA /W bi


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IIBA.org/Webinar


H P i i


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Ask Questions!

Use the Question box

Questions can be for a widerange of topics, from usecases to requirements tomanaging stakeholders tomodeling

Short questions please

If the answer is too deep forthis show, check the forum


How to Participate

Download this presentation and leave comments at

http://community.IIBA.org/TechnicalExcellence


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Communi ty. I IBA.org | IIBA.org | in [email protected]

. Tom KarasmanisIIBA Product Manager, Vendor Showcase Webinar

.

IIBA

Product Manager, Technical Excellence Webinar. http://community.IIBA.org/TechnicalExcellence

. [email protected]

. @t0mkar

If you have questions, concerns or comments about thiswebinar, please contact [email protected].


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BA_Technical_UML.pdf

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