Entity-Relationship Diagrams (ERD) Data models are tools used in analysis to describe the data requirements and assumptions in the system from a top-down perspective. They also set the stage for the design of databases later on in the SDLC. There are three basic elements in ER models: Entities are the "things" about which we seek information. Attributes are the data we collect about the entities. Relationships provide the structure needed to draw information from multiple entities. Generally
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Course: DAF 501 Assignment: Write on accounting concepts. Answer to Question. Accounting concepts and conventions: Can be defined as the ground rules of accounting that are followed in the preparation of all accounts and financial statements of an entity. In drawing up accounting statements‚ whether they are external "financial accounts" or internally-focused "management accounts"‚ a clear objective has to be that the accounts fairly reflect the true "substance" of the business and the results of
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serves as an element in the system of other units. This kind of meaning is called syntactic. Formal relation of units to one another is studied by syntactics (or syntax). Only inner (syntactic) relations between linguistic units served the basis for linguistic analysis while the reference of words to the objective reality and language users were actually not considered Syntactic units can go into 3 types of syntactic relations. Coordination (SR1) – syntagmatic relations of independence. SR1 can
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Contents ERD (Entity Relation Diagram) 2 2.1 History of ERD 2 2.2 Building Blocks 2 2.2.2 Relationship 2 2.3. Diagramming Conventions 3 MS ACESS TABLE 5 3.1 Parts of Table 6 3.2 Creating Tables in Access 6 Chapter No 2 ERD (Entity Relation Diagram) 2.1 History of ERD An entity-relationship model (ERM) is an abstract and conceptual representation of data. Entity-relationship modeling is a database modeling method‚ used to produce a type of conceptual schema or semantic data
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Entity Relationship Diagram The bellow diagram is what is refered to as an "Entity Relationship Diagram". Its purpose is to show the relationship between different data in the hotel management program ‚ and the actions that are performed on it. And how data from different objects relate to each other. Legend The Data Entities represent data that will need to be stored on the system‚ in general terms. The Relationships represent actions that will occur to the Data Entities‚ or Weak Entities.
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Draw ENTITY RELATIONSHIP DIAGRAM (ERD) for the following requirement: 1. Students take courses in a college 2. Customers have accounts in a bank 3. People own vehicles 4. Employees manage projects 5. Machines are made up of parts 6. A college offers several courses. Attributes of the course include course code‚ name and credits. Each course may have zero or more subjects 7. Hotel (HotelNo‚ Name‚ Add‚ TelNo) Room (RoomNo‚ HotelNo‚ Type‚ Price) Booking (HotelNo
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one to choose a type of business entity. In India one can choose from five different types of legal entities to conduct business. These include Sole Proprietorship‚ Partnership Firm‚ Limited Liability Partnership‚ Private Limited Company and Public Limited Company. The choice of the business entity is dependent on various factors such as taxation‚ owner liability‚ compliance burden‚ investment and funding and exit strategy. Lets look at each of these entities Sole Proprietorship This is
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ANALYSIS The principle of Separate Legal Entity has stood the test of time because it aims at giving the company a certain practical utility. The separate personality of a company as distinct from its shareholders and this was established by the House of Lords in Salomon v Salomon & Co [1897]. This led to the veil of incorporation; that a registered company is a legal person separate from its members . By separating the management from the investment‚ a company enables the investing public to have
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One of the most important is Separate Entity Concept. It is an accounting Concept which considers a business separately from it’s owner. For example‚ if you (a business owner) will purchase an asset for your personal use‚ that asset will not be the property of the business. So‚ that means that I should separately record all business transaction from it’s owner personal transactions. Overwise‚ there is possibility that the transactions will mix up. Also I have to say‚ that you can not draw funds
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Lesson 1. Aggregate vs. Entity Approach 1. Aggregate approach: the partnership as a separate entity is disregarded and each partner is viewed as directly owning an undivided interest in the partnership’s assets operations. If the tax law used only aggregate concepts‚ the partnerships and their partners would be treated: - Each partner would be taxed on share of partnership income and would be viewed as owning a direct interest in each partnership asset. - Contributions and distributions would
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