SW Engineering Management

SOFTWARE ENGINEERING & MANAGEMENT "software work is the most complex that humanity has ever undertaken.” [Brooks, 95] Robert.Sayegh@gmail.com (2010)

Preface ,[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Disclaimer ,[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Project Planning Robert.Sayegh@gmail.com (2010)

SW is Complex & Expensive! ,[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

SW Runway Projects Robert.Sayegh@gmail.com (2010)

Late = Defective ,[object Object],[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Poor Estimation #1 factor for runaway projects ,[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Unstable Requirements #2 factor for Runway projects ,[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Sounds familiar? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Programmers role ,[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Programmers Role (cont.) ,[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Project Quality Robert.Sayegh@gmail.com (2010)

Quality Attributes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Quality (cont.) ,[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

100% test coverage is far from enough ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Errors do cluster! ,[object Object],[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

You cannot control what you cannot measure Robert.Sayegh@gmail.com (2010) Top Ten Software Metrics Reported Using Number of defects found after release 61% Number of changes or change requests 55% User or customer satisfaction 52% Number of defects found during development 50% Documentation completeness/accuracy 42% Time to identify/correct defects 40% Defect distribution by type/class 37% Error by major function/feature 32% Test coverage of specifications 31% Test coverage of code 31%

Robert.Sayegh@gmail.com (2010) Bottom Five Software Metrics Reported Using Module/design complexity 24% Number of source lines delivered 22% Documentation size/complexity 20% Number of reused source lines 16% Number of function points 10%

Project Design Robert.Sayegh@gmail.com (2010)

Design, Design, Design… ,[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

People Quality matters … a lot ! ,[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Crucial human factor ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Man-Month Myth [Brook’s law] Complex / Undividable Simple/ Dividable Most typical / Only partially dividable Robert.Sayegh@gmail.com (2010)

Refactoring ,[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Hype Frenzy ,[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Project Maintenance Robert.Sayegh@gmail.com (2010)

Reuse vs. Rewrite ,[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Suggested schedule guide ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Maintenance is a solution, not a problem! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

Maintenance is a solution (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

References ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Robert.Sayegh@gmail.com (2010)

SW Engineering Management

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