Open Source Software Case Studies Examining its Use April 2003 The Dravis Group San Francisco‚ CA info@dravis.net 415-665-8745 Open Source Software: Case Studies Examining its Use April 2003 Table of Contents Executive Summary 5 Summary of the Case Studies 5 Afilias‚ Ltd. - Open Source Database and the Internet. 7 DevIS - Providing Solutions to the US Government. 9 Largo‚ FL - Open Source Software Supports the City. 11 Marienhospital – Reducing Costs
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Harvard Business Case: "Living on Internet Time: Product Development at Netscape‚ Yahoo!‚ NetDyanamics‚ and Microsoft". 2. What are the similarities and differences between the four approaches to product development? What drives these differences? Type Netscape Yahoo Net Dynamic Microsoft Development Methodology RAD Phased Agile RAD Prototype Agile RAD Throwaway Prototype Waterfall RUP SDLC Approach (BA/Interactive design) Interactive design -Goal oriented
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Safety-critical software and life critical software means that any malfunction of the software will very probably result in extreme consequence and even loss of human life. Organisation developing such systems ought to exercise extreme caution against system failure (Nilsen‚ 2004). Tavani (2007) emphasize the importance of industry wide standard for design and development of such artefacts to assure the reliability and safety towards society. Additionally‚ most industries are closely regulated by
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Most people‚ if asked‚ would like true freedom of choice‚ proper free will‚ but can we really have it? This defines the idea of freewill‚ freewill is similar to the idea of moral responsibility; to satisfy the metaphysical requirement of being responsible for one’s action. Free will is the ability to select a course of action and being able to fulfill one’s desire. But more complex than that‚ it allows people to have a choice in what power they want to hold in this world. Determinism vs freewill
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The Mystery of Free Will and Moral Responsibility We all seem to think that we make decisions on our own and have the ability to choose from making different decisions. We do what we want to do because it seems as if we have many options to choose from to be in control of our own destiny. The basic question of the mystery of free will is that‚ “Are we able to really make our own decisions or are the decisions we make already predetermined (with it being inevitable of us making that certain decision)
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Benjamin Libet’s free will experiment was an attempt to determine if humans have free will by measuring brain impulses compared to a subject’s determination of when he or she first wanted to act and the time it took the subject to act. The subject acted by bending his or her wrist. Libet wanted subjects to feel like they were in control and therefore did not attempt to force an action to occur. Brain impulses‚ initiated unconsciously‚ were recorded before the subject was initially aware of any intention
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3 – Free Will Majority of philosopher have debated the existence of free well‚ or ability to choose freely and control their actions. Ultimately‚ free will determines the level of responsibility we claim for our actions. Obviously‚ if outside forces determine our choices‚ we cannot be held responsible for our actions. However‚ if our choices are made with total freedom than certainly we must claim responsibility for our choices and actions. There are some objections to the idea of free will
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any free-willing choices made. Fate was often a way of saying people’s destiny was already chosen. Fate was also used as a saying the outcome of something that had already came about. Through fate unwinds as it must‚ everything will turn out as it should. Free-will is the power of acting without the constraint of necessity or fate. Free-will is the belief that people have a choice in what they do and their actions have not been decided in advance by god or by any other power (Collins). Free will
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humans have free will. If God has knowledge of all future actions performed by agents‚ then in what sense do agents have genuine choice? If God already knows the outcome of every agent’s choice‚ then it seems that no agents are truly free to make choices other than those that they actually do. Alternatively‚ if agents are genuinely free then it seems that God cannot have prior knowledge of how they will act. This could threaten the status of God’s omniscience. The knowledge of what free agents would
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Table of Contents Glass’ Law 3 Example 3 Boehm’s first law 3 Example 4 Boehm’s second law 4 Example 4 Davis’ law 5 Waterfall model 5 Spiral Model 7 Waterfall model with Glass’ Law 8 Waterfall model with Boehm’s First Law 9 Waterfall model with Boehm’s Second Law 9 Waterfall model with Davis Law 10 Spiral model with Glass Law 10 Spiral model with Boehm’s First Law 11 Spiral model with Boehm’s Second Law 11 Spiral model with Davis’ Law 11 Waterfall Model 12 Examples where
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