Acme Global Consulting CIS 111 August 25‚ 2013 Hello sirs‚ my name is ‚ I am forwarding this correspondence to give you options pertaining to your database management system or DBMS. One of these options is to install an Entity Relationship Model or E-R model DBMS‚ the reason I am suggesting an E-R model is there are a number of advantages to installing and managing this type of DBMS in your company. I will provide you with information on the advantages of them in this proposal. In this
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1.0 Executive Summary Acme Consulting is a consulting company specializing in marketing of high-technology products in international markets. Its expertise is the marketing of personal computers and market research‚ all in international markets. 2.0 Situation Analysis Acme Consulting offers high-level expertise in international high-tech business development‚ channel development‚ distribution strategies‚ and marketing of high-tech products. It focuses on providing two kinds of international
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Chapter 4 The Enhanced E-R Model and Business Rules Chapter Objectives The purpose of this chapter is to present some important extensions to the E-R model (described in Chapter 3) that are useful in capturing additional business meaning. In particular we describe two types of extensions to the E-R model. The enhanced entity-relationship (EER) model includes constructs for supertype/subtype relationships. The inclusion of new notation for business rules allows the designer to capture
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Case study Chpt. 1 Case Analysis: The Global Management Consulting firm Accenture brings employees face to face. Intro: There is no doubt that social networking is only going to continue to grow and be used for more purposes other than pleasure‚ fun‚ and advertising. Social Networks connect friends‚ B2B‚ Organizations‚ and events to the community and public. So‚ when reviewing this case study about the company Aptly creating their own companies networking system called Accenture People‚
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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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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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August 3‚ 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
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College Executive Summary Acme De Mexico’s Manager has requested assistance in developing a minimum cost daily assignment schedule for the customer service employees in their newly built store. Specifically‚ he wants to know the minimum total cost per day‚ which is the decision variable. He also wants to know the exact amount of part time and full time employees which will determine the total cost. The objective function is to minimize costs. Acme specified a minimum number of employees
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give you poor judgment‚ memory loss‚ and loss of coordination. Alcohol weakens the heart muscle‚ reduces the amount of blood pumped to and from the heart Some ways I use the skills I have learned in D.A.R.E are using the D.A.R.E Decision-Making Model. Use the five W’s which who‚ what‚ when‚ where‚ why. Walk away if someone asks me do I want a cigarette
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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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