The procedure for producing a data flow diagram • Identify and list external entities providing inputs/receiving outputs from system; • Identify and list inputs from/outputs to external entities; • Draw a context DFD Defines the scope and boundary for the system and project 1. Think of the system as a container (black box) 2. Ignore the inner workings of the container 3. Ask end-users for the events the system must respond to 4. For each event
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Level (0) Data Flow Diagram [pic] Level (1) Data Flow Diagram of General Enquiry [pic] Level 1DFD of Passenger Enquiry Section [pic] Level 2 DFD of Booking [pic] Level 2 DFD Cancellation ----------------------- Passenger 1.0 General Enquiry 2.0 Passenger Enquiry 3.0 Booking Counter 4.0 Cancellation Information Booking Inquiry
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sales management. John Ziegler was the one who replaced the management of the sales operations for the Arapahoe Pharmaceutical Company. His selection was made to make use of his expertise and capability in the field‚ dedicate his talent in the business and also to express new and unique view point into the management of sales at Arapahoe Pharmaceutical Company. Yet‚ the company faced important problems after John Zeigler was selected. John Ziegler was not able to understand the difference between
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AACS1074 Programming Concepts and Design I Chapter 10: Writing a Complete Program Chapter 10: Writing a Complete Program Chapter Outline: 10.1 Programming Process 10.2 The Logical Flow Through a Program 10.3 Advantages of Modularization 10.1 • Programming Process The programming process is broken 6 major steps: 1. 2. 3. 4. 5. 6. Understand the problem Plan the logic Code the program Translate the program into machine language Test the program Put the program into production 1. Understand
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Pher Pher A data flow diagram (DFD) is a graphical representation of the "flow" of data through an information system‚ modeling its process aspects. Often they are a preliminary step used to create an overview of the system which can later be elaborated.[2] DFDs can also be used for the visualization of data processing (structured design). A DFD shows what kinds of data will be input to and output from the system‚ where the data will come from and go to‚ and where the data will be stored. It
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3.9.2 Data Flow Diagram (DFD) DFD or Data Flow Diagram is a graphical representation that showing the flow of data of information system. It also shows the structured design of the program to replace the flowchart or pseudo code as program tool. Basically DFD can be divided into four components such as entity or external entity‚ process‚ data store and data flow. DFD start with an overview of the system that needs to be designed. This DFD known as context DFD that contain the entity and the process
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Data warehousing and current trends Submitted to: Mr. S. Ramanathan TABLE OF CONTENTS 1. Executive Summary 2. Data warehousing basics‚ difference from database and its business implication 3. Data mining‚ businesses using it and how 4. ETL technology‚ businesses using it and how 5. Tools used 6. Data mart and difference in business implication 7. References EXECUTIVE SUMMARY This study takes an insight into the usage of data warehousing and data mining
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The entire system or process of doing work should be studied before undertaking a thorough investigation of a specific operation in the process. Such an over-all study will ordinarily include an analysis of each step in the manufacturing process or system. Process Analysis Tools ♦Operation process chart ♦Flow process chart ♦Flow diagram OPERATION PROCESS CHART The operation process chart shows the chronological sequence of all operations‚ inspections‚ time allowances‚ and materials
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List of Tables vii List of Figures viii CHAPTER 1 CURRENT SYSTEM A. Company Background 1. History of the Company 2. Company Products / Service and Clients 3. Organizational Charts / Divisions and Departments 4. Locale of the Study (with Map) B. Overview of the Current System C. Context Diagram of the Current System D. Data Flow Diagram of the Current System E. User Overview of the Current System F. Analysis of the Current System G. Operational Definition of Terms CHAPTER
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Operations Management: Process Analysis and Applications Module • Changing Sources of Competitive Advantage • Operational Measures: Time T‚ Inventory I‚ Throughput rate R • • • • Link through Little’s Law Link to Financial Measures Levers for Improvement CRU Computer Rentals S. Chopra/Process Flows 1 How can operations help a company compete? The changing sources of competitive advantage • Low Cost & Scale Economies (< 1960s) – You can have any color you want as long as it is black Focused
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