6-PreProject

6-PreProject - Failures - why did these efforts fail? •...

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Unformatted text preview: Failures - why did these efforts fail? • AZ, FL voting machines • Quadraphonic sound - LPs AND CDs http://www.dantiques.com/quad.htm • Blockbuster Video, Eastman Kodak, • Low-fat fast food / Non-nicotine cigarettes • Commercials in movie theaters • IBM PC Jr with wireless keyboard http://www.pcworld.com/article/id,125772-page,4/article.html http://www.digibarn.com/collections/devices/pcjr-chicklet-keyboard/index.html • 1970s-era US compact cars http://www.youtube.com/watch?v=rcNeorjXMrE http://www.motherjones.com/news/feature/1977/09/dowie.html Pre-Project Testing 6 Questions often asked in Pre Project Testing 1. Is it the right system? Will it solve the right problem? It is possible to over-automate - some systems don’t justify their costs. People problems do not need, and will not respond to technological solutions. “If it ain’t broke, don’t go broke fixing it.” The Technology Scale ● Animal ● Manual ● Mechanical Tension/Movement ● Hydraulic Pressure ● Pneumatic Pressure ● Mechanical Engine ● Electrical Magnetic - switch closure ● Electrical Assist - amplification ● Electrical Control - stimulus and response ● Computational Assist ● Computational Origination Purpose ● Is there a business or economic justification for the project? ● Is there a societal justification? ● Is there an academic justification? ● Is there majority or managerial support? Preparation and Coverage ● Is an adequate / optimal team available? ● Is an adequate / optimal development environment possible? ● Is the solution technology achievable? ● Is there adequate financial backing? ● Where’s the contingency? Question 2 2. What is at risk? Systems for which failure = disaster are a poor bet. Are partial results better than nothing? Is intermittent operation better than nothing? Is a subset of full function available upon failure? Is the subset better than nothing? The first atomic test: The observers set up betting pools on the results of the test. Predictions ranged from zero (a complete dud) test....
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This document was uploaded on 11/03/2011 for the course CSE 442 at SUNY Buffalo.

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6-PreProject - Failures - why did these efforts fail? •...

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