Toronto CSC 340 - CSC 340 Midterm Test (8 pages)

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CSC 340 Midterm Test



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CSC 340 Midterm Test

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Pages:
8
School:
University of Toronto
Course:
Csc 340 - Information Systems Analysis and Design
Information Systems Analysis and Design Documents

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CSC340 Requirements Engineering page 1 8 Faculty of Arts and Science University of Toronto Midterm Test Department Instructor Date and Time Computer Science Steve Easterbrook 10 10am Thursday Nov 10 2005 Conditions Duration Closed Book 50 minutes This test counts for 20 of your final grade Name Please underline last name Student Number Question Marks 1 20 2 20 3 20 4 20 Total 80 CSC340 1 Requirements Engineering page 2 8 Short Questions 20 marks total b Operational Feasibility 5 marks Operational feasibility refers to the likelihood that the proposed system if built can actually be used by its intended users to solve the original problem What types of issues can affect the operational feasibility of a proposed system User resistance e g the users decide the system has a negative impact on them personally and so find ways of avoiding using it Legal and social factors e g the system would violate legal or social norms for example by invading people s privacy or data protection laws Labor objections e g unions protest that the system causes an unacceptable change to working conditions and threaten to strike in protest etc b Systems Theory 5 marks In systems theory a system may be described as a soft system or as a hard system Explain each type of system and give an example of each Soft systems are systems that are difficult to define precisely because the system depends on the viewpoint of the person describing it If it is difficult or impossible to come to agreement on the boundaries of the system and its behavior then the system is considered to be soft All human activity systems are soft systems For example a banking system is a soft system Hard systems are well defined and it is relatively easy to get agreement on where the boundaries to the system are and what the purpose of the system is The key difference between soft and hard systems is the amount of consensus that can be reached The mechanical operation of a car is an example of a hard system CSC340



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