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Transcript of Introduction to the course Jerzy Nawrocki [email protected] Requirements Eng. & Project...
Introduction to XPrince (2)
Requirements Eng. & Project Manag.
Aim of the course
Prepare the students to the role of Analyst and Project Manager
Introduction to XPrince (3)
Requirements Eng. & Project Manag.
Context of the course
Requirements Engineering and
Project Management
Software Development
Studio
Introduction to XPrince (4)
Requirements Eng. & Project Manag.
Outline of the schedule
March Lectures + labs on RE&PMApril Lectures + labs on RE&PM
Project Startup Presentation for 3rd year
May 3r year team selects projectsProject Initiation
Introduction to XPrince (5)
Requirements Eng. & Project Manag.
Announcement
From dr Adam Wojciechowski:
Software Development Studio will start in the end of March – you will be informed later
Introduction to XPrince (6)
Requirements Eng. & Project Manag.
Lectures
Date Time No. Title26.02 15:10 1 Introduction to the Course28.02 13:30 2 The Start-up Stage06.03 13:30 3 Functional Requirements (adv.)13.03 13:30 4 Non-functional Requirements20.03 13:30 5 The Project Initiation Stage27.03 13:30 6 The Architecture Elaboration Stage03.04 13:30 7 Soft Skills10.04 13:30 8 Release and Risk Management17.04 13:30 9 Mission-Critical Systems24.04 13:30 10 Project Closing and Course Summary
Introduction to XPrince (7)
Requirements Eng. & Project Manag.
Rules
Load of the course: 20 lectures, 20 labs, 20 projects; 5 ECTS
Presence:Lectures – optionalLabs – obligatory
Grading rules:Labs: Running evaluationProject: Evaluation of the presentation + PIDNo exam
Introduction to XPrince (8)
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Rules
Consultation hours:J.Nawrocki: Tue (every 2nd), 11:15 – 12:00, room 109www.cs.put.poznan.pl/jnawrocki/require [email protected]
Estimated effort (hours): 20 lectures 10 running repetitions 50 literature 20 labs 10 preparation for labs 40 preparation for project150 TOTAL
Consultation hours:J.Nawrocki: Tue (every 2nd), 11:15 – 12:00, room 109www.cs.put.poznan.pl/jnawrocki/require [email protected]
Estimated effort (hours): 20 lectures 10 running repetitions 50 literature 20 labs 10 preparation for labs 40 preparation for project150 TOTAL
Introduction to XPrince (10)
Requirements Eng. & Project Manag.
Laboratory of Software EngineeringInstitute of Computing Sci.Poznan University of Technology
Master Degree Programme in Software Engineering
Consortium XPrince
Introduction to XPrince (11)
Requirements Eng. & Project Manag.
Aim of the lecture
Outline the XPrince methodology.
Introduction to XPrince (12)
Requirements Eng. & Project Manag.
Aim of the lecture
Outline the XPrince methodology.
Introduction to XPrince (13)
Requirements Eng. & Project Manag.
Agenda
• XPrince – What for?• Team• Lifecycle• Final remarks
Introduction to XPrince (14)
Requirements Eng. & Project Manag.
Agenda
• XPrince – What for?• Team• Lifecycle• Final remarks
Introduction to XPrince (15)
Requirements Eng. & Project Manag.
XPrince – What for?
Introduction to XPrince (16)
Requirements Eng. & Project Manag.
Software crisis
• Late delivery• Over budget• Overtime• Poor quality
Introduction to XPrince (17)
Requirements Eng. & Project Manag.
Discipline-based approaches
More discipline!
Requirem.
Design
Code
Tests
ISO 9000
IEEE Std
IEEE Std
IEEE Std
1
2
3
4
5
Introduction to XPrince (18)
Requirements Eng. & Project Manag.
PRINCE2
PRINCE = PRojects IN Controlled Environments
CCTA = the Central Computer and Telecommunications Agency, UK
1989: CCTA introduces PRINCE
1996: CCTA announces PRINCE2
Introduction to XPrince (19)
Requirements Eng. & Project Manag.
PRINCE2
Project management methodology
Main actor: Project Manager
http://www.ccta.gov.uk/prince/
Managing Successful Projectswith PRINCE2
Introduction to XPrince (20)
Requirements Eng. & Project Manag.
Introduction to XPrince (21)
Requirements Eng. & Project Manag.
Complaints
Too much paper work! Too many
meetings!
Introduction to XPrince (22)
Requirements Eng. & Project Manag.
Changes in requirements
CustomerCustomer
Let’s change requirements.
Developers
OK. OK. OK. OK.
Introduction to XPrince (23)
Requirements Eng. & Project Manag.
Formal approach to changes
Change order
Err
End-user Configuration Manager
Change order
Developer
Report
Configuration Management Board
Decision
Change order
Project Manager
Introduction to XPrince (24)
Requirements Eng. & Project Manag.
Introduction to XPrince (25)
Requirements Eng. & Project Manag.
Introduction to XPrince (26)
Requirements Eng. & Project Manag.
Extreme Programming (XP)
Tom DeMarcoTom DeMarco
"XP is the most import
movement in our field today."
lightweight (agile) methodology of software development
Introduction to XPrince (27)
Requirements Eng. & Project Manag.
XP the Saviour
• Oral communication.• Artefacts: code + test cases• IEEE/ANSI standard 830/1993?
Needless!• Fagana inspections? Needless!• Function points? Needless!• No overtime!
I always said that!
Introduction to XPrince (28)
Requirements Eng. & Project Manag.
Weaknesses
Discipline (Celebrity)
Agility (XP)
• Too much paperwork
• Slow decision process
• Resistance against change
• Assuming „on-site customer”
• Lack of written documentation
• Too short planning perspective
Introduction to XPrince (29)
Requirements Eng. & Project Manag.
Solution
Addison-Wesley, 2004.
„every successful venture in a changing world requires both agility and discipline”
Introduction to XPrince (30)
Requirements Eng. & Project Manag.
XPrince
eXtreme Programmingin controlled environments
XPrince Sources
XP
PRINCE 2 Rational Unified Process
Introduction to XPrince (31)
Requirements Eng. & Project Manag.
Agenda
• XPrince – What for?• Team• Lifecycle• Final remarks
Introduction to XPrince (32)
Requirements Eng. & Project Manag.
XP Team
Customer
Coach
Tracker
Tester
Developers
Introduction to XPrince (33)
Requirements Eng. & Project Manag.
Management Team in PRINCE2
Project Board
Senior User Executive Senior Supplier
Introduction to XPrince (34)
Requirements Eng. & Project Manag.
Management Team in PRINCE2
Project Manager
Report
Plan
Project Board
Senior User Executive Senior Supplier
Introduction to XPrince (35)
Requirements Eng. & Project Manag.
Management Team in PRINCE2
Project Manager
Project AssuranceReport
Plan
Project Board
Senior User Executive Senior Supplier
Introduction to XPrince (36)
Requirements Eng. & Project Manag.
Roles in RUP
Project Manager
Tester
Developer
Analyst
Architect
Introduction to XPrince (37)
Requirements Eng. & Project Manag.
XPXP
Prince2Prince2
XPrince Team
Kierownik ZespołuKierownik ZespołuDevelopers
Analyst Architect
Project Board
Senior User Executive Główny dostawca
Manager (Coach, Tracker)
(Coach)(Cust., Tester)
Introduction to XPrince (38)
Requirements Eng. & Project Manag.
Small but difficult project
Jurek – Senior user + Executive
Ewa – Project Manager + Analyst
Mirek – Architect (natural language processing)Łukasz – Architect (IBM Eclipse and Java)
Honoriusz – Developer Pankracy – Developer
Introduction to XPrince (39)
Requirements Eng. & Project Manag.
Key roles in XPrince
Project ManagerAnalyst Architect
Introduction to XPrince (40)
Requirements Eng. & Project Manag.
Team
Fred BrooksOS/360, IBM
Administrator
Secretary
Second pilot
Documentalist
Tools expert
Tester
Language expert
Editor
Secretary
Surgeon
Introduction to XPrince (41)
Requirements Eng. & Project Manag.
Agenda
• XPrince – What for?• Team• Lifecycle• Final remarks
Introduction to XPrince (42)
Requirements Eng. & Project Manag.
Release 2Release 1
XP Lifecycle
Increment 1.1 Increment 1.2 Increment 2.1 Increment 2.2
Introduction to XPrince (43)
Requirements Eng. & Project Manag.
PRINCE2 Lifecycle
16.10 27.11 23.01 8.04 27.05 17.06 1.07
Starting up a Project
Initiating a Project
Stage 1 Stage 2 Stage 3 Stage 4 Closing a
Project
Introduction to XPrince (44)
Requirements Eng. & Project Manag.
RUP Phases
Inception Elaboration Construction TransitionTransition
Introduction to XPrince (45)
Requirements Eng. & Project Manag.
XPrince Lifecycle
16.10 27.11 23.01 8.04 27.05 17.06 8.07
Startup Initiation Elaboration
Release 1 Release 2 Release 3 Closing
Introduction to XPrince (46)
Requirements Eng. & Project Manag.
Main outcomes of Startup
Startup
Project sponsor (customer)ProblemOutline of the solutionInterfaces (system’s environment)Preferred approach . . .
Introduction to XPrince (47)
Requirements Eng. & Project Manag.
XPrince Lifecycle
16.10 27.11 23.01 8.04 27.05 17.06 8.07
Startup Initiation Elaboration
Release 1 Release 2 Release 3 Closing
Introduction to XPrince (48)
Requirements Eng. & Project Manag.
Main outcomes of Initiation
Initiation
Business Process ReengineeringNon-functional requirementsRoles (Actors) Outline of functional requirementsOutline of the architecture. . .
Introduction to XPrince (49)
Requirements Eng. & Project Manag.
XPrince Lifecycle
16.10 27.11 23.01 8.04 27.05 17.06 8.07
Startup Initiation Elaboration
Release 1 Release 2 Release 3 Closing
Introduction to XPrince (50)
Requirements Eng. & Project Manag.
Main outcomes of Elaboration
Elaboration
Most difficult and important use casesArchitectural approaches (mechanisms)Description of crucial elements (protocols, database desing etc.)Code pieces (examplary solutions)
Introduction to XPrince (51)
Requirements Eng. & Project Manag.
XPrince Lifecycle
16.10 27.11 23.01 8.04 27.05 17.06 8.07
Startup Initiation Elaboration
Release 1 Release 2 Release 3 Closing
Introduction to XPrince (52)
Requirements Eng. & Project Manag.
XPrince Lifecycle
16.10 27.11 23.01 8.04 27.05 17.06 8.07
Startup Initiation Elaboration
Release 1 Release 2 Release 3 Closing
Increment
1
Increment
1
Increment
1
Increment
2
Increment
2
Increment
2
TransitionTransition TransitionTransition TransitionTransition
Introduction to XPrince (53)
Requirements Eng. & Project Manag.
XPrince Lifecycle
16.10 27.11 23.01 8.04 27.05 17.06 8.07
Startup Initiation Elaboration
Release 1 Release 2 Release 3 Closing
Req.
Arch.
Code
Introduction to XPrince (54)
Requirements Eng. & Project Manag.
Agenda
• XPrince – What for?• Team• Lifecycle• Final remarks
Introduction to XPrince (55)
Requirements Eng. & Project Manag.
Agility Alliance Manifesto
Individuals and interactions
Introduction to XPrince (56)
Requirements Eng. & Project Manag.
7 Habits of Higly Effective People
Dr Stephen Covey 15 mln sold, 32 languages
Introduction to XPrince (57)
Requirements Eng. & Project Manag.
Principles of Effectiveness
Be proactiveBe proactive Begin with the end in mindBegin with the end in mind
Put first things firsPut first things firs
Think win/winThink win/win
Seek first to understand ...Seek first to understand ...
SynergizeSynergize
Sharpen the sawSharpen the saw
Introduction to XPrince (58)
Requirements Eng. & Project Manag.
Individuals and interactions
O KO K
Working software
Agility Alliance Manifesto
Introduction to XPrince (59)
Requirements Eng. & Project Manag.
Cost of Requirements Defects
Cost of Error Correction
0
20
40
60
80
100
120
Req. Design Code Dev.Tst Sys.Tst Field Op.
Development Phase
Re
lati
ve
Co
st
Roger S. Pressman
13-6
times
10 times
15-40 times
30-70 times
40-1000 times
Introduction to XPrince (60)
Requirements Eng. & Project Manag.
XPrince Lifecycle
16.10 27.11 23.01 8.04 27.05 17.06 8.07
Startup Initiation Elaboration
Release 1 Release 2 Release 3 Closing
Increment
1
Increment
1
Increment
1
Increment
2
Increment
2
Increment
2
TransitionTransition TransitionTransition TransitionTransition
Introduction to XPrince (61)
Requirements Eng. & Project Manag.
Individuals and interactions
O KO K
Working software
Agility Alliance Manifesto
Customer collaboration
Introduction to XPrince (62)
Requirements Eng. & Project Manag.
Natural languageUpdating the dataUpdating the data
ActorActor: MemberGoalGoal: Update personal data.Main scenarioMain scenario1. Member enters his account and password.2. System presents the personal web page.3. Member selects the update option.4. System presents the personal data ready for update.5. Member changes the data.6. System asks for acknowledgement.7. Member confirms the changes. ExtensionsExtensions1a. Account or password is incorrect. 1a1. System presents a message and returns to Step 1.
Introduction to XPrince (63)
Requirements Eng. & Project Manag.
Individuals and interactions
O KO K
Working software
Agility Alliance Manifesto
Customer collaboration Responding to change
Tommorow or never!
Introduction to XPrince (64)
Requirements Eng. & Project Manag.
XPrince Lifecycle
16.10 27.11 23.01 8.04 27.05 17.06 8.07
Startup Initiation Elaboration
Release 1 Release 2 Release 3 Closing
Increment
1
Increment
1
Increment
1
Increment
2
Increment
2
Increment
2
TransitionTransition TransitionTransition TransitionTransition
Introduction to XPrince (65)
Requirements Eng. & Project Manag.
Thank you for your attentionThank you for your attention!!