Final  Exam questions for CSC 302, Spring 2005
Clark S. Turner
(This exam is worth 20 points corresponding to 20 per cent of your final grade.)

 The exam is due on or before 1:00 pm (or before) on Friday, 10 June, 2005 in my office, 14-211. 

Create a final exam cover sheet and put your name on this cover sheet only, not on the pages containing your answers.
Put the text of the question at the beginning of each answer! 
Staple or attach your answers securely to the cover sheet!

In general:  think at a high level, but bring in enough details to support any high level answers.  When appropriate, state facts known about the problem in an unbiased manner.  Notice that you must "set up" the problems for yourself before you begin to answer. Review the questions first, think about them, then create a brief outline of an "answer" to test for relative reasonability. When you see that you have a handle on the question and how to answer it, start to write your answer.  

Correctness of your solution is not the point, your ability to analyze and come to a rational and thoughful conclusion is.  Your accomplishment of the learning objectives stated in our syllabus is being tested.   Remember: a "report" with mere facts and others' interpretations is the start, but your analysis using all the ideas, criticisms and frameworks discussed in class is critical to a quality answer.

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1. (10 points)   We have discussed the privacy (or lack of privacy) of email communications in class.  Most people expect that their communications on the telephone and through the US Postal Service is private because of legal protections.  The privacy of cell phone conversations was the subject of a lot of debate (and continuing controversy even since the ECPA) in congress.  People expect their cell phone conversations are private, but apparently they might not be.  Now, people seem to think that email messages are private, but one presentation explained that this is a false expectation,  protections for email are missing.  (a) Do you think that email is really analoguous to a paper letter sent through the US Postal Service?  Describe the strengths and weakness of such an analogy.  (b)  Do you think that email is analogous to a telephone conversation?  Describe the strengths and weakness of such an analogy.  (c)  What are the new privacy (ethical) features of the use of email as a communication medium?  (d) Do the differences call for different rules for the privacy of email communications?

2. (10 points)  Glenford Myers, in his seminal book, "The Art of Software Testing" notes that software testing can only show the presence of bugs, not their absence.  As mentioned in class,  Software Engineers cannot use testing to give us statistical "reliability" figures regarding nontrivial software, they cannot predict how "reliable" most software will be based on testing.  With this in mind, evaluate the social efficacy of Dr. Cem Kaner's thesis in his article "Lawsuits, Lawyers and Quality-Related Costs" (summarized in the first paragraph of the article!)