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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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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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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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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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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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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Component Diagram Notations The component diagram’s main purpose is to show the structural relationships between the components of a system. In addition‚ component diagrams are useful communication tools for various groups. In creating a component diagram‚ there are different notations that can be used to show the different relationship of each component within the system. The component diagram notation set now makes it one of the easiest UML diagrams to draw: * COMPONENT A component can
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Facility Layout Design using Block Diagramming 1 Outline • • • • • • • What is Facility Layout Design? What is Block Diagramming? Using Block Diagramming in your organization Explanation of Block Diagramming Practice Strengths / Weaknesses Summary 2 What is Facility Layout Design? • Facility layout means planning: – for the location of all machines‚ utilities‚ employee workstations‚ customer service areas‚ material storage areas‚ aisles‚ restrooms‚ lunchrooms‚ internal walls‚ offices
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STATEMENT:- WRITE A PROGRAM WHICH PRINTS THE MENTIONED OUTPUT. FLOWCHART [pic] STATEMENT:- WRITE A PROGRAM WHICH PRINTS THE MENTIONED OUTPUT. FLOW CHART [pic] STATEMENT:- WRITE A PROGRAM WHICH PRINTS THE MENTIONED OUTPUT. FLOW CHART [pic] STATEMENT:- WRITE A PROGRAM WHICH PRINTS A TRIANGLE WITH THE HELP OF LINE STATEMENT. FLOW CHART [pic] STATEMENT:- WRITE A PROGRAM WHICH FINDS OUT THE AREA OF A CIRCLE. FLOW CHART [pic] STATEMENT:- WRITE
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