1. What is an Entity Relationship Diagram? An entity relationship diagram is a graphical representation of an organisation’s data storage requirements. Entity relationship diagrams are abstractions of the real world which simplify the problem to be solved while retaining its essential features. Entity relationship diagrams are used to: identify the data that must be captured‚ stored and retrieved in order to support the business activities performed by an organisation; and identify the data required
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emphasized by Kaoru Ishikawa‚ a professor of engineering at Tokyo University and the father of “quality circles.” Start your quality journey by mastering these tools‚ and you ’ll have a name for them too: "indispensable." 1. Cause-and-effect diagram (also called Ishikawa or fishbone chart): Identifies many possible causes for an effect or problem and sorts ideas into useful categories. 2. Check sheet: A structured‚ prepared form for collecting and analyzing data; a generic tool that can be
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The Entity Relationship Diagram (ERD) depicts a conceptual data model that incorporates some of the important scientific information about the real world. It adopts a natural view that the real world consists of entities and relations (Chen‚ 1976). One objective of the ERD is to create a simple‚ easy to understand and conveniently presented data model consisting of entities‚ attributes‚ relationships and cardinalities. The model serves as tool for database design‚ where the model can facilitate communication
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Eaton’s must restructure itself in order to continue being a major player in the retail industry. Problem Statement: Eaton’s must figure out its value as a business in order to determine an IPO price range. They must choose an appropriate valuation method in order to determine appropriate figures. If the IPO is priced too high or too low‚ it can result in further losses during the restructuring process. Five Forces: The retail sales industry is usually not one that is attractive to most people
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IT220 COURSE PROJECT You and your fellow team members are employees of a consulting firm called “Network Solutions”. Your firm’s responsibilities include determining the following: • What type of network would best suit each particular customer (e.g.‚ peer-to-peer or client/server)? • Does the customer need a LAN and/or a WAN? • What type of network topology will best suit the customer? • Which cabling media will meet the customer’s needs now and in the near future? • Brands of hardware
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1 Executive Summary This report discusses whether and how JetBlue should list its shares on public from several angles. Two principal incentives prove that the IPO process could be inevitable‚ even without an optimal offering price‚ and valuation models including multiples comparison and income analysis imply the firm may be underpriced. Given the situation and all assumptions‚ an increment in either offering size or price is suggested. 2 SWOT and Background JetBlue started by following Southwest’s
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Similarities and Differences Comparing is the process of identifying similarities and differences between ideas or things. A variety of strategies can be used when designing comparison activities. We will discuss sentence stems‚ Venn diagrams‚ double bubble diagrams and comparison matrices. Sentence Stem Comparisons This strategy can be used to have the students compare and contrast people‚ characters‚ places‚ events‚ concepts or processes. The comparisons can be general or specific. Marzano’s
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Food Web Diagram Snake (D) Hawk (D) Coyote (D) Insects (C) Scorpion (C) Lizard (C) Quail (C) Mouse (C) Cactus (P) Grass (P) When you are explaining an ecosystem you have producers‚ consumers‚ and decomposers. Producers are the plants and the tress in the ecosystem that provide the energy to the ecosystem. As for the desert the producers are cactus and grass. The consumers of the ecosystem are in three different kinds‚ they are herbivores‚ carnivores‚ and omnivores. Herbivores are the consumers
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lesson using Venn diagrams. Venn diagrams are an example of a graphic organizer and Venn diagrams are great tools for comparing and contrasting because they provide a quick way to see the similarities and differences of the topics. A learning objective for second grade students is to compare and contrast works by different authors in the same genre or regarding the same thing. (Perma-Bound) One way I can introduce the Venn diagram to my students is by drawing a large diagram on the board in
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Topology Diagram Topology Name Logical Characteristics Physical Characteristics Star Data passes through the hub to reach other devices on the network. Several devices having its own cable that connects to a central hub‚ or sometimes a switch‚ or even a Multi-station Access Unit (MAU). Data passes through the hub to reach other devices on the network. Ring Information is passed from one computer to another in either clock-wise direction or counter clock-wise direction and
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