Exercises 9 address driver-id person name owns license model year car report-number location date driver participated accident damage-amount Figure 2.1 E-R diagram for a Car-insurance company. Exercises 2.1 Explain the distinctions among the terms primary key‚ candidate key‚ and superkey. Answer: A superkey is a set of one or more attributes that‚ taken collectively‚ allows us to identify uniquely an entity in the entity set. A superkey may contain extraneous attributes
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The Use of Cooling Curves in the Determination of the Phase Diagram for a Lead-Tin System V.O.L.Tabell Department of Mining‚ Metallurgical and Materials Engineering University of the Philippines‚ Diliman vo_tabell@yahoo.com Abstract This paper discusses the use of the cooling curves in the determination of the phase diagram of a Lead-Tin system. The inflection points of these cooling curves were obtained by melting a series of mixtures of lead and tin at varying compositions. These critical
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Assignment: Draw and explain a Use-Case diagram for a Library Management System. Introduction: Capturing the dynamic behaviour of a system is one the key aspects to create a model. Dynamic behaviour means the behaviour of the system under operation. Use case diagrams are used in Unified Modeling Language‚ a standard modelling language for the modeling of real-world objects and systems. A use case diagram is to explicitly define the working of a system with in a system boundary. Each system is primarily
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by saying that my topic would be FINANCIAL ANALYSIS OF Nokia .First I will begin by writing the introduction part EXECUTIVE SUMMARY For this assignment‚ I chose the company NOKIA. Now Nokia is a mobile telecommunications company‚ which offers far more than just mobile phones for day to day use. Nokia offers networking solutions for businesses that help businesses stay connected and communicate with each other at all times and places. Nokia also offers special mobile phones with exquisite and
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Venn diagram –Max-min 1. According to a survey‚ at least 70% of people like apples‚ at least 75% like bananas and at least 80% like cherries. What is the minimum percentage of people who like all three? Answer: Let’s first calculate the surplus: percentage of people who like apples + percentage of people who like bananas + percentage of people who like cherries = 70% + 75% + 80% = 225% = a surplus of 125%. Now this surplus can be accommodated by adding elements to either intersection of only
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2013 Week 4 Problems and Exercises Chapter 7 5) Consider the E-R diagram in Figure 7-20. Based on this E-R diagram‚ answer the following questions: a. How many EMPLOYEES can work on a project? There is no set limit of employees to work on one given project. b. What is the degree of the Used on relationship? There are 2 degrees for the Used on relationship. c. Do any associative entities appear in this diagram? If so‚ name them. Yes there is task which is an associative entity. d
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1.0 Introduction (Abstract) Today‚ company’s real value lies outside the business itself‚ in the minds of potential buyers (Kapferer‚ 1992‚ p. 9). This is reflected in the value of brands‚ which are the anchors of company’s value. Products are introduced‚ they live and disappear but brands endure (Kapferer‚ 1992‚ p. 17). The term ``brand’’ holds multiple meanings. According to John Murphy‚ founder of Inter brand (Ingham‚ 2003)‚ a brand is not only an actual product‚ but also the unique property
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For this reason‚ an integration between Microsoft and Nokia‚ two market leaders in their own rights‚ may create new opportunities to challenge the market. This acquisition and consolidated case study discusses the acquisition of Nokia by Microsoft. Throughout
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Distribution Mapping & Dealer Satisfaction survey for Nokia Mobile Phones | A PROJECT REPORT Under the guidance Of Mr. Neeraj Arora ______________________________ MOHAMMAD AREEB Roll no: 521159708 ______________________________ in partial fulfilment o f the requirement for the award of the degree Of MBA IN [Marketing] JUNE 2013 ACKNOWLEDGEMENTS First‚ I thank my Supervisor Mr. Neeraj Arora for his continuous support to making this project Mr. Neeraj Arora was always there to listen and
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1. Cuneiform- Cuneiform is Sumerian Writing that is a style of pictogram. It was written using a reed stylus and made wedge shaped impressions on clay tablets. They were then baked or dried in the sun to make them hard and virtually indestructible. Cuneiform evolved over time into something more advanced as civilizations kept rising and falling in Mesopotamia. Some examples of things Cuneiform was used for are tallies of cattle or other live stock by herders‚ lists of taxes and wages payments‚ contracts
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