power system analysis and design chapter 14

... Chapter Chapter 14 14 Output Output Design Design and and Prototyping Prototyping McGraw-Hill/Irwin © 2008 The McGraw-Hill Companies, All Rights Reserved 14- 2 Objectives • Distinguish ... acceptable to the system users who will receive them • Systems analyst must understand how the recipient plans to use the output 14- 20 Output Design Process Identify system outputs and review logical ... STATE POSTAL ZONE 14- 22 Tabular Report Design Principles Design Issue Design Guideline Examples Page Size Today the page sizes of choice are standard (8½" x 11") and legal (8½" x 14" ) Not applicable

Ngày tải lên: 16/05/2017, 14:46

... Chapter Chapter 10 10 Feasibility Feasibility Analysis Analysis and and the the System System Proposal Proposal McGraw-Hill/Irwin © 2008 The ... II Methods and procedures I Introduction II Conclusions and recommendations III Facts and details III Summary and discussion of facts and details IV Discussion and analysis of facts and details ... study and analysis of the current system? • During Problem Analysis – After a detailed study of the current system – Better estimates of development costs and benefits • During Decision Analysis

Ngày tải lên: 16/05/2017, 14:46

... of a commercial systems software solution 11-2 Systems Design Systems design – the specification of a detailed computer-based solution – Also called physical design – Systems analysis emphasizes ... Chapter Chapter 11 11 Systems Systems Design Design McGraw-Hill/Irwin © 2008 The McGraw-Hill Companies, All Rights Objectives • Describe the design phase in terms of ... model-driven and data-centered, but process-sensitive technique for planning, analyzing, and designing information systems IE models are pictures that illustrate and synchronize the system? ??s data and

Ngày tải lên: 16/05/2017, 14:46

... alternatives for system design • Describe user and system interface alternatives for system design • Describe various software development environments for information system design • Describe ... stores, and data flows that share similar design characteristics – A design unit serves as a subset of the total system whose inputs, outputs, files and databases, and programs can be designed, ... processes (from Chapter 9) that are assigned to that processor • All but simple processes should be factored into design units and modeled as a more detailed physical DFDs 12-49 Design Units Design unit

Ngày tải lên: 16/05/2017, 14:46

... Chapter Chapter 13 13 Database Database Design Design McGraw-Hill/Irwin © 2008 The McGraw-Hill Companies, All Rights Objectives • Define and give examples of fields, records, files, and databases ... personal databases, and work group databases • Compare roles of systems analyst, database administrator, and data administrator • Describe architecture of database management system • Describe ... database should be adaptable and scalable to new and unforeseen requirements and applications • A database should support the business requirements of the information system 13-21 Logical data Model

Ngày tải lên: 16/05/2017, 14:46

... Chapter Chapter 15 15 Input Input Design Design and and Prototyping Prototyping McGraw-Hill/Irwin © 2008 The McGraw-Hill Companies, All Rights Objectives • Define the appropriate format and ... online and real-time processing Touch Screen Same as above Data is entered o a touch screen display or handheld device Data entry users either touch commands and data choices or enter data using handwriting ... Process Identify system inputs and review logical requirements Select appropriate GUI controls Design, validate and test inputs using some combination of: a) Layout tools (e.g., hand sketches, spacing

Ngày tải lên: 16/05/2017, 14:47

... users and design considerations for each • Identify several important human engineering factors and guidelines and incorporate them into a design of a user interface • Integrate output and input design ... inconsistency 16-5 Commandments of User Interface Design • • • • Understand your users and their tasks Involve the user in interface design Test the system on actual users Practice iterative design 16-6 ... users and computer • Understand role of operating systems, web browsers, and other technologies for user interface design • Apply appropriate user interface strategies to an information system

Ngày tải lên: 16/05/2017, 14:47

... Understand entity, interface, control, persistence, and system classes • Understand the concepts of dependency and navigability • Define visibility and explain its three levels • Understand the ... Chapter Chapter 17 17 Object-Oriented Object-Oriented Design Design and and Modeling Modeling Using Using the the UML UML McGraw-Hill/Irwin ... responsibility and how it is related to message sending between object types • Describe the activities involved in object-oriented design • Differentiate between a design use-case narrative and an analysis

Ngày tải lên: 16/05/2017, 14:47

... Chapter Chapter 18 18 Systems Systems Construction Construction and and Implementation Implementation McGraw-Hill/Irwin © 2008 The ... program and system tests • Identify several system conversion strategies • Identify the chapters in this textbook that can help you actually perform the tasks of systems construction and implementation ... 18-3 What Is System Construction and Implementation? Systems construction – the development, installation, and testing of system components – A common but unfortunate synonym is systems development

Ngày tải lên: 16/05/2017, 14:47

... Chapter Chapter 11 The The Context Context of of Systems Systems Analysis Analysis and and Design Design Methods Methods McGraw-Hill/Irwin © 2008 ... Java, Smalltalk, and NET Object-oriented analysis and design – a collection of tools and techniques for systems development that will utilize object technologies to construct a system and its software ... Process- System Development Process Our Simplified System Development Process General Problem-Solving Steps System initiation Identify the problem System analysis Analyze and understand the problem

Ngày tải lên: 16/05/2017, 14:52

... deliverables, and automated tools that system developers and project managers are to use to develop and continuously improve information systems and software 2-7 A System Life Cycle 2-8 Representative System ... standards • Manage the process and projects • Justify information systems as capital investments • Don’t be afraid to cancel or revise scope • Divide and conquer • Design systems for growth and ... Structured Analysis and Design • eXtreme Programming (XP) 2-9 Principles of System Development • Get the system users involved • Use a problem-solving approach • Establish phases and activities

Ngày tải lên: 16/05/2017, 14:52

... Define the terms project and project management, and differentiate between project and process management • Describe causes of failed information systems and technology projects • Describe basic competencies ... dependencies • Assign resources and produce a project schedule with a Gantt chart • Assign people to tasks and direct the team effort • Use critical path analysis to adjust schedule and resource allocations ... schedule and budget deviations • Manage user expectations of a project and adjust project scope 3-4 Projects and Project Managers Project – a [temporary] sequence of unique, complex, and connected

Ngày tải lên: 16/05/2017, 14:53

... Chapter Chapter 44 Systems Systems Analysis Analysis McGraw-Hill/Irwin © 2008 The McGraw-Hill Companies, All Rights Objectives • Define systems analysis and relate it to the ... definition, problem analysis, requirements analysis, logical design, and decision analysis phases • Describe a number of systems analysis approaches for solving business system problems • Describe ... problem analysis, requirements analysis, logical design, and decision analysis phases in terms of information system building blocks • Describe scope definition, problem analysis, requirements analysis,

Ngày tải lên: 16/05/2017, 14:53

... of system functions from the perspective of external users in terminology they understand Use-case diagram – a diagram that depicts the interactions between the system and external systems and ... stakeholders and the reasons why the system should be developed Use-case modeling – the process of modeling a system? ??s functions in terms of business events, who initiated the events, and how the system ... to elicit the correct and necessary system requirements from the stakeholders and specify them in a manner understandable to them so those requirements can be verified and validated 6-3 IS Development

Ngày tải lên: 16/05/2017, 14:53

... Chapter Chapter 77 Data Data Modeling Modeling and and Analysis Analysis McGraw-Hill/Irwin © 2008 The McGraw-Hill Companies, All ... Objectives • • • • • • • • • • Define data modeling and explain its benefits Recognize and understand the basic concepts and constructs of a data model Read and interpret an entity relationship data model ... constructed during a project and where the models are stored Discover entities and relationships Construct an entity-relationship context diagram Discover or invent keys for entities and construct a key-based

Ngày tải lên: 16/05/2017, 14:54

... events and conditions and transform data into useful information Gane and Sarson shape – Modeling processes helps us to understand the interactions with the system' s environment, other systems, and ... diagrams and merge them into a system diagram Draw primitive data flow diagrams and describe the elementary data flows in terms of data structures and procedural logic (Structured English and decision ... its benefits Recognize and understand basic concepts and constructs of a process model Read and interpret a data flow diagram Explain when to construct process models and where to store them

Ngày tải lên: 16/05/2017, 14:54

... Chapter Chapter 99 Object-Oriented Object-Oriented Analysis Analysis and and Modeling Modeling Using Using the the UML UML McGraw-Hill/Irwin ... Objectives • Define object modeling and explain its benefits • Recognize and understand the basic concepts and constructs of object modeling • Define the UML and its various types of diagrams • ... that enter and exit the system 9-34 System Sequence Diagram Notations Actor - the initiating actor of the use case is shown with the use case actor symbol System – the box indicates the system as

Ngày tải lên: 16/05/2017, 14:54

... (Sections 14. 8 & 14. 9) Professor Overbye, University of Illinois at Urbana-Champaign, xvi PREFACE updated Chapter (Power Flows), Chapter 11 (Transient Stability), and Chapter 12 (Power System Controls) ... discuss present and future trends in electric power systems, to describe the restructuring of the electric utility industry, and to introduce PowerWorld Simulator—a power system analysis and simulation ... the United States, and made compliance with those standards mandatory and enforceable Reliability standards are also mandatory and enforceable in Ontario and New Brunswick, and NERC is seeking...

Ngày tải lên: 30/03/2014, 07:20

... understand What exactly System Analysis and Design is.? Who is system analyst and what are his various responsibilities? Users of the Systems? 11 1.8 What is System Analysis and Design? System development ... the design of the system 2) System analysis and design: Here apart from the analysis work, Analyst is also responsible for the designing of the new system/ application 3) Systems analysis, design, ... components: systems analysis and systems design. In System Analysis more emphasis is given to understanding the details of an existing system or a proposed one and then deciding whether the proposed system...

Ngày tải lên: 27/10/2013, 23:15