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1、软件学院Software TestingSoftware Testing Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.软件学院Introduction of software Intr
2、oduction of software testingtestingEvaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.软件学院1.1 Importance of software test
3、ing 1.2 Concepts and GlossaryEvaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.软件学院1.1 Importance of software 1.1 Import
4、ance of software testingtestingEvaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.软件学院Mars Climate OrbiterMars Climate Or
5、bitervPurpose: to relay signals from the Mars Polar Lander once it reached the surface of the planetvDisaster: smashed into the planet instead of reaching a safe orbitvWhy: Software bug - failure to convert English measures to metric values $165M 1mile = 1609MEvaluation only.Evaluation only. Created
6、 with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.软件学院Shooting Down of Airbus 320Shooting Down of Airbus 320 1988 US Vicennes shot down Airbus 320 Mistook airbu
7、s 320 for a F-14 290 people dead Why: Software bug - cryptic and misleading output displayed by the tracking softwareEvaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Asp
8、ose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.软件学院THERAC-25 Radiation TherapyTHERAC-25 Radiation Therapy THERAC-25, a computer controlled radiation-therapy machine 1986: two cancer patients at the East Texas Cancer Center in Tyler received fatal radiation overdoses Why: Software bug - mishandled ra
9、ce condition (i.e., miscoordination between concurrent tasks)Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.软件学院Londo
10、n Ambulance ServiceLondon Ambulance ServicevLondon Ambulance Service Computer Aided Dispatch (LASCAD) Purpose: automate many of the human- intensive processes of manual dispatch systems associated with ambulance services in the UK functions: Call taking Failure of the London Ambulance Service on 26
11、and 27 November 1992Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.软件学院“Nice of You to Turn Up“Nice of You to Turn Up
12、“ Load increased Emergencies accumulated System made incorrect allocations more than one ambulance being sent to the same incident the closest vehicle was not chosen for the emergency At 23:00 on October 28 the LAS eventually instigated a backup procedure, after the death of at least 20 patientsEval
13、uation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.软件学院MoreMore“Software and its Impact: A Quantitative Assessment,“ by B.W.
14、Boehm, Datamation, 19(5), 48-59 (1973) Errors in medical software have caused deathsEvaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 A
15、spose Pty Ltd.软件学院MoreMore “The development of software for ballistic- missile defense,“ by H. Lin, Scientific American, vol. 253, no. 6 (Dec. 1985), p. 48 An Air New Zealand airliner crashed into an Antarctic mountain North American Aerospace Defense Command reported that the U.S. was under missile
16、 attack; traced to faulty computer software - generated incorrect signals Manned space capsule Gemini V missed its landing point by 100 miles; software ignored the motion of the earth around the sunEvaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2
