[시스템 분석 및 설계]시스템 분석 및 설계(Review Questions, Problems and Exercises ,Minicases)-8,9,10

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이자료는 교수님께서 잘했다거 A+를 준 레포트입니다. 또한 "Systems analysis design methods"책의 Review Questions 와 Problems and Exercises 그리고 Projects and Research의 답안에 들어있으니 많은 참고 하세요..

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1.[ Chapter Eight Minicases ]
▣ <테이블 구조>
▣ 각 entity간의 primary key 설정과 연관 관계
▣ Full Attributed Data Model

2.[ Chapter Nine Review Questions ]
1. What is the difference between logical modeling and physical modeling? Why is logical modeling more important in systems analysis?

5. What is process decomposition, and what role does it play in process modeling?

10. What is the difference between data flows and data stores? What is the difference between data stores and data entities? What is the difference between data entities and external entities?

3.[ Chapter Nine Problems and Exercises ]
3. Explain why you should exclude implementation details when drawing a logical DFDs. Can you think of any circumstances in which implementation details might be useful?

4.[ Chapter Nine Minicases ]
1. Given the following narrative description, draw a context DFD for the portion of the activities described

5.[ Chapter Ten Review Questions ]
3. How can the PIECES framework be used in operational feasibility analysis? Explain

10. List four types of business and technical report. List the guidelines for the length of the report based on the intended audience

6.[ Chapter Ten Problems and Exercises ]
1. Explain what is meant by the creeping commitment approach to feasibility. What feasibility checkpoints can be built into a systems development life cycle?

3. Whether or not you have information systems experience, you have experience with people who use computers (including friends, relatives, acquaintances, teachers, and fellow employees). Considering their biases for and against computers, identify issues that may make a propo<font color=aaaaff>..</font>

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1.[ Chapter Eight Minicases ]
3. To schedule classes, your school needs to know about courses that can be offered, instructors and their availability, equipment requirements for courses, and rooms (and their equipment). From the courses that can be scheduled. For each of those courses, they schedule one or more classes(sometimes called sections or divisions). The schedulers must assign classes to instructors, rooms, and time slots. The schedulers are constrained by the reality that (1) some courses cannot conflict because many students take them during the same term, (2) instructors cannot be in two places at the same time, and (3) rooms cannot be double-booked. Construct a data model to help the schedulers. (Caution: This problem requires some thought. Depending on your instructor's course policies, it might help to work in groups.) Clearly state any reasonable assumptions.

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