System Analysis Example - 1978 Words

University of Tartu ePublishing Information System Group: | | | | | | Instructor: | | Tartu 2010 Table of Contents 1. Overview 4 Advantages of ePublishing system 4 Which problem needs to be solved? 4 Where is the problem? 4 Whose problem is it? 4 Why does it need solving? 5 How does the problem manifest itself? 5 When does it need solving? 5 What might prevent us solving it? 5 2. Strategic dependency model 6 3. Strategic rationale model 6 4. Use cases diagram 7 5. Use cases 8 6. Class diagram 10 7. Sequence diagrams 11 8. State diagram 13 9. Security analysis 14 9.1. Context and assets identification 14 9.2. Determination of security objectives 14 9.3. Risk analysis and†¦show more content†¦| Trigger: | Publish button is pressed at ePublishing website. | Preconditions: | 1. Material to be published is formatted and packaged into ePu format. | Postconditions: | i. Book is available in ePu format | Normal Flow: | 1. Author specifies the price for a book 2. Starts the publishing process 3. Book is publicly available from vendors stores | Alternative Flows: | B ook is rejected by vendors store. | Exceptions: | Automatic publishing system can not be completed because of corrupted data. | Includes: | - | Priority: | High | Frequency of Use: | Medium. Once per book. | Business Rules: | Book conforms to vendor’s store rules and does not violate any laws in a country that the material is published. | Special Requirements: | - | Assumptions: | Vendor’s store is available and content submitting is possible | Notes and Issues: | This process can be carried through either by author or any user authorized to do access ePublishing system. | Use Case ID: | 2 | Use Case Name: | Preview a book | Created By: | | Last Updated By: | | Date Created: | 08.11.2010 | Date Last Updated: | 08.11.2010 | Actors: | Author | Description: | Author is able to see the formatting and contents of a book | Trigger: | Author initiates the previewing/reading process | Preconditions: | A bookShow MoreRelatedSystem Analysis and Design1287 Words   |  6 PagesSystem Analysis and Design Syllabus SYSTEM ANALYSIS AND DESIGN Module 1: Data and Information (3) Types of information: operational, tactical, strategic and statutory – why do we need information systems – management structure – requirements of information at different levels of management – functional allocation of management – requirements of information for various functions – qualities of information – small case study. Module 2: Systems Analysis and Design Life Cycle (3) Requirements determinationRead MoreThe Systems Development Life Cycle1391 Words   |  6 Pagesâ€Å"The systems development life cycle (SDLC) is the process of determining how an information system (IS) can support business needs, designing the system, building it, and delivering it to users†[1]. There are several approaches (models) to the SDLC but purpose of the each approach is the same. Each and every process comprises of phases: Planning phase, Analysis phase, Design phase, Implementat ion phase, and Maintenance phase. The Planning phase is phase related to the planning of the system suchRead MoreFinal Case Studies Name Dyson E. Johnson1555 Words   |  7 Pagesspelling. Each case should take 1-2 pages including diagrams. The essay answers for both #2 and #3 should be 500 to 700 words each, in order to completely answer the questions. Please submit as one document. Assignment: #1. Forest Point Construction (System Planning) a. 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HowRead MoreThe Role of System Analyst1542 Words   |  7 Pagesimpacted the nature of system development and the environment in which the system must function. â€Å"The last decade has seen technologies and tools like the World Wide Web and object oriented analysis rapidly change the very nature of system development â€Å" 1. Developments in Information Technologies (IT) have been one of the major underlying forces that have contributed to the reshaping and reinvestigation of the knowledge and skills for the system developer mainly the system analyst. Factors suchRead MoreName: Vishnu Sukumaran. 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From the very beginning, analyst need to understand the information systems that are currently in use. Besides, analyst has to find out expectations of users about how they prefer to improve the current systems and organizational operations with the new or replacement information systems. Last but not least, analyst will need to discover how users feel about the new or replacement information systems. There are many techniquesRead MoreCareer Exploration Plan Worksheet Essay1091 Words   |  5 PagesPlan Worksheet For this assignment, you will research the http://www.phoenix.edu website and use the My Career Plan tools on eCampus. To complete this assignment, follow the directions provided in each section. You may refer to the completed example in the Week 3 Materials as a guideline. When you complete each section, submit this document to your Week 3 Assignment 1 link on your student website. Save this document so you can reference it as you work on building your career plan in yourRead MoreInformation Systems For An Emergency Department Or Med / Surg Unit1459 Words   |  6 PagesResources For any Information system to function correctly people are needed. IS specialist develop and operate information systems for end users to use and manage. System analysts design Information systems based on the requirements of the end users to create the desired functionality of the system. The cooperation between end users and system designers is key in developing a well-balanced and thorough information system. End Users The development of information systems requires cooperation between