E-R Diagram Introduction:- In 1976 ‚Chen developed the Entity-Relationship Diagrams ‚a high-level data model that is useful in developing a conceptual design for database . An ER diagram is a diagram containing entities or “items”‚ relationships among them‚ and attributes of the entities . The E-R model is one of the best known tools for logical database design. Within the database community‚ it is considered a natural and easy-to-understand way of conceptualizing the structure of database.
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ASSIGNEMT 2 TITLE: Outline: The traditional project cycle Macarthur’s project sequence model The participatory project management cycle Then discuss which one of them is best suited to ensure learning takes place and that project planning is improved. TABLE OF CONTENTS 1. INTRODUCTION 2. TRADITIONAL PROJECT CYCLE 3. Macarthur’s PROJECT SEQUENCE MODEL 4. THE PARTICIPATORY PROJECT MANAGEMENT CYCLE 5. ADVANTAGES OF TRADITIONAL PROJECT CCYLE 6. ADVANTAGES OF Macarthur’s PROJECT
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Using Data Flow Diagrams Data flow diagram is used by system analyst to put together a graphical representation of data processes throughout the organization. It depicts the broadest possible overview of system inputs‚ processes‚ and outputs. A series of layered data flow diagrams may be used to represent and analyze detailed procedures in the larger system. By using combinations of only four symbols‚ the system analyst can create a pictorial depiction of processes that will eventually provide
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Figure 1.0: Entity Relationship Diagram of Generic Academic Performance Monitoring System Figure 2.0: Context Diagram of Generic Academic Performance Monitoring System The figure 2.0 represents the two (2) users of the Generic Academic Performance Monitoring System namely the Administrator and the Professor. The Administrator entity shows the capability to access the system; manage account by modifying account’s profile; managing member’s account such as creating new user profile and updating
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1. By segment‚ how many products will appear in the segment? The following table is unit demand of each segment in the market from 2013 to 2020. Market Demand by Segment (by 1‚000units) | | Traditional | Low End | High End | Performance | Size | 2013 | 7‚387 | 8‚960 | 2‚554 | 1‚915 | 1‚984 | 2014 | 8‚133 | 10‚116 | 2‚995 | 2‚325 | 2‚368 | 2015 | 8‚808 | 11‚229 |
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Name:_________________________ MASS AND MOLE RELATIONSHIPS IN A CHEMICAL REACTION PRE-LAB QUESTIONS 1. Balance the equation for the reaction of barium chloride with silver nitrate. 2. Predict the mole ratio of BaCl2 to AgCl for the equation. 3. If an experiment with 10.2 g barium chloride produced 14.5 g silver chloride‚ calculate the experimental mole ratio of silver chloride to barium chloride. Name:_______________________
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William Shakespeare was an English poet‚ playwright and actor‚ widely regarded as the greatest writer in the English language and the world’s pre-eminent dramatist. He wrote Macbeth in 1606. Macbeth is Shakespeare’s shortest and bloodiest tragedy. The key to the main theme of the play‚ which is that excessive ambition will have terrible consequences. There are three main reasons that cause Shakespeare write Macbeth. First‚ as a professional writer who has a gift for writing‚ he achieved his writing
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Week 1-Discussion 1-Circular Flow Diagram To first explain how the circular flow diagram relates to the current economic situation‚ one must realize that the two‚ three‚ and four sector models no longer apply to the United States any more. Only the five sector model currently applies. The five sector model of the circular flow of income is a more realistic representation of the economy and has a more definitive look as to what and how economics really is in the world. In the more simplistic two
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PRACTICE PROBLEM SET B Process Flow Diagrams 1. Consider the Custom Molds‚ Inc. case on pages 125-127 of the text. Prepare a process flow diagram of the Mold Fabrication process and the Parts Manufacturing process‚ showing how they are linked. We will discuss this flowchart in class on March 29. 2. Founded in 1966‚ DAV is one of the world’s largest insurance companies with locations in 32 countries. Given the description below‚ flowchart the New Policy Set-up process as it existed
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DATA FLOW DIAGRAM Group#7 Nugao Oserin Obongen The Data Flow Diagram (DFD) • a graphical representation of the flow of data through an information system. It enables you to represent the processes in your information system from the viewpoint of data. The DFD lets you visualize how the system operates‚ what the system accomplishes and how it will be implemented‚ when it is refined with further specification. • Data flow diagrams are used by systems analysts to design information-processing systems
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