Also called an entity-relationship (ER) diagram‚ a graphical representation of entities and their relationships to each other‚ typically used in computing in regard to the organization of data within databases or information systems. An entity is a piece of data-an object or concept about which data is stored. A relationship is how the data is shared between entities. There are three types of relationships between entities: 1. One-to-One One instance of an entity (A) is associated with one other
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constructing of Relational Database using an EER Model 4.1 The steps involved in the design of relational database are 1) Developing the conceptual model – Drawing the ER/ EER diagram 2) Transforming the Conceptual model into a set of relations – relational schema and 3) Normalizing the relations. Once ER / EER model has been developed for the application ‚ ER/ EER diagram can be mapped into a relational model . ER/ EER diagram consists of the following components. 1)
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ABSTRACT: In this report it is described the working industrial process and the operation management of the Sayano-Shushenskaya Hydroelectric Power Station Disaster. It is also discussed the root factors that lead to this disaster and the Action taken by Russian Government‚ RusHydro (Russia’s one of the largest Power Generating Company)‚ that installed this project and Rostekhnadzor (the Russian Federal Service for Ecological‚ Technological and Nuclear Supervision). This report also contains the
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at: http://www.elsevier.com/locate/permissionusematerial From Mohamed Wiem Mkaouer‚ Marouane Kessentini‚ Model Transformation Using Multiobjective Optimization. In Ali Hurson‚ Atif Memon‚ editors: Advances in Computers‚ Vol. 92‚ Burlington: Academic Press‚ 2014‚ pp. 161-202. ISBN: 978-012-420232-0 © Copyright 2014 Elsevier Inc. Academic Press Author’s personal copy CHAPTER FOUR Model Transformation Using Multiobjective Optimization Mohamed Wiem Mkaouer‚ Marouane Kessentini SBSE Laboratory
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business Model Innovation. It also narrates the brief history of Lego Company. The Lego Game was divided into two parts. In the first part the different participants of the supply chain was without permission to communicate with the up- or downstream sites in the supply chain. It also demonstrates the significance of each element in the legal business model. It describes the four elements of business model which helps LEGO system. It also explains the viewpoints of LEGO city business model. It also
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of Indian industries has created huge demand of power in India. This huge demand has resulted into demand supply gap in India in recent times. This report gives an extensive study of Power Sector. Analysis of the power sector by PORTER’s Five Force Model and through SWOT analysis gives the direction of the sector. Environmental impact of the sector is discussed. The PORTER’s five forces analysis‚ SWOT analysis are used to analyze the industry of power sector. The various analyses show that there has
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Spotify‚ Pandora‚ and Rhapsody: Business Model Analysis The Music Industry’s everlasting challenges have most recently undertaken targeted the digital consumption of music. As technology increases accessibility with media‚ specifically music‚ companies such as Spotify‚ Rhapsody‚ and Pandora have all taken a leap toward the online-streaming subscription route. Unfortunately‚ due to the lack of support from Artist’s and their management in the past‚ piracy of digital music‚ and matching royalty
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ADVERTISINGSUBSCRIPTION MIXED REVENUE Advertising-Subscription Mixed Revenue Model • In an advertising-subscription mixed revenue model‚ subscribers pay a fee and accept some level of advertising. Subscribers‚ however‚ are typically subjected to far less advertising than on advertising-supported sites. • Continue reading at • http://www.answers.com/Q/Advertising-Subscription_Mixed_Revenue_Model Description Continuation • This provides a product or service to a customer who in return pay a pre-determined
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1. Physical Layer. Is the physical connection between the sender and the receiver. It includes all the hardware devices (computers‚ modems‚ and hubs) and physical media (cables and satellites). This layer specifies the type of connection and the electrical signals‚ radio waves‚ or light pulses that pass through it. 2. Data Link Layer. Is responsible for moving a message from one computer to the next computer in the network path from the sender to the receiver. This layer has 3 functions: a
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The dividend growth model approach limited application in practice because of its two assumptions. It assumes that the dividend per share will grow at a constant rate‚ g‚ forever The expected dividend growth rate‚ g‚ should be less than the cost of equity‚ Ke‚ to arrive at the simple growth formula. The growth formula is‚ Ke = (DIV1 / Po) + g These assumptions imply that the dividend growth approach cannot be applied to those companies‚ which are not paying any dividends‚ or whose dividend
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