CSC 379:Week 5, Group 5: Difference between revisions

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'''Skim through the following paper (focus on sections 1, 2.3, and 3, skip figures and tables) entitled [http://sunnyday.mit.edu/papers/tdsc.pdf "A Systems-Theoretic Approach to Safety in Software-Intensive Systems"] by Nancy G. Leveson, a Professor of Aeronautics and Astronautics at MIT, then answer the following questions:'''
'''Skim through the following paper (focus on sections 1, 2.3, and 3, skip figures and tables) entitled [http://sunnyday.mit.edu/papers/tdsc.pdf "A Systems-Theoretic Approach to Safety in Software-Intensive Systems"] by Nancy G. Leveson, a Professor of Aeronautics and Astronautics at MIT, then answer the following questions:'''


* '''What are some shortcomings of traditional methods of accident reporting when applied to complex systems like software systems?'''
==What are some shortcomings of traditional methods of accident reporting when applied to complex systems like software systems?==


* '''How does the STAMP model improve accident prevention efforts?  Explain some general concepts of the model.'''
==How does the STAMP model improve accident prevention efforts?  Explain some general concepts of the model.==


* '''Why was the Milstar satellite damaged although the components of the Inertial Navigation Unit (INU) operated correctly with respect to the instructions, including constraints, and data provided?  Why would use of the STAMP model more thoroughly prevent problems such as those that occurred with the INU compared to traditional accident reporting?'''
==Why was the Milstar satellite damaged although the components of the Inertial Navigation Unit (INU) operated correctly with respect to the instructions, including constraints, and data provided?  Why would use of the STAMP model more thoroughly prevent problems such as those that occurred with the INU compared to traditional accident reporting?==


* '''What are some appropriate applications of the STAMP model (both current and past)?  Explain.'''
==What are some appropriate applications of the STAMP model (both current and past)?  Explain.==


* '''What are some ethical concerns of assigning blame for accidents?'''
==What are some ethical concerns of assigning blame for accidents?==


The majority of the content you need to form an informed response to the above questions is included in the paper.  Bring in outside resources and topics discussed in class lectures as appropriate to support your response.
The majority of the content you need to form an informed response to the above questions is included in the paper.  Bring in outside resources and topics discussed in class lectures as appropriate to support your response.


===Relevant Class Website Links===
==Relevant Class Website Links==
* [http://ethics.csc.ncsu.edu/risks/safety/ http://ethics.csc.ncsu.edu/risks/safety/]
* [http://ethics.csc.ncsu.edu/risks/safety/ http://ethics.csc.ncsu.edu/risks/safety/]

Revision as of 22:33, 2 August 2007

Software Safety: Accident Models - Systems Theory vs. Chain of Events

Skim through the following paper (focus on sections 1, 2.3, and 3, skip figures and tables) entitled "A Systems-Theoretic Approach to Safety in Software-Intensive Systems" by Nancy G. Leveson, a Professor of Aeronautics and Astronautics at MIT, then answer the following questions:

What are some shortcomings of traditional methods of accident reporting when applied to complex systems like software systems?

How does the STAMP model improve accident prevention efforts? Explain some general concepts of the model.

Why was the Milstar satellite damaged although the components of the Inertial Navigation Unit (INU) operated correctly with respect to the instructions, including constraints, and data provided? Why would use of the STAMP model more thoroughly prevent problems such as those that occurred with the INU compared to traditional accident reporting?

What are some appropriate applications of the STAMP model (both current and past)? Explain.

What are some ethical concerns of assigning blame for accidents?

The majority of the content you need to form an informed response to the above questions is included in the paper. Bring in outside resources and topics discussed in class lectures as appropriate to support your response.

Relevant Class Website Links