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Software Engineering -Lecture,Section-1-Fall 2025
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Why is software diversity sometimes preferred over redundancy alone?
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What is one potential drawback of applying redundancy and diversity extensively in software systems?
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Which best distinguishes redundancy from diversity in dependable system design?
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A fault-tolerant architecture is designed with two separate, diverse channels that perform the same computation. The outputs of these channels are then compared, and if they differ, a failure is signaled. What is this architectural style called?
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A transaction processing system (System A) fails once a year but takes 3 hours to restart. A similar system (System B) fails once a week but restarts in 2 minutes. Based on the definitions in the text, how would you compare the two systems?
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A system can be 100% reliable (always conforming to its specification) and still be unsafe. What is a primary reason for this?
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What is the main principle of test-driven development (TDD)?
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In a UML state diagram, what is a "superstate"?
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Which statement best differentiates software engineering from computer science?
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What is the purpose of the review meetings in Scrum?
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