1. Data mart definition A data mart is the access layer of the data warehouse environment that is used to get data out to the users. The data mart is a subset of the data warehouse that is usually oriented to a specific business line or team. Data marts are small slices of the data warehouse. Whereas data warehouses have an enterprise-wide depth‚ the information in data marts pertains to a single department. In some deployments‚ each department or business unit is considered the owner of its data
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Introduction This guide has been compiled to assist small businesses in making better‚ informed decisions. It will outline the basic differences between information and knowledge and explore the types and sources of information and knowledge that are available. The need for identifying and analysing relevant information and knowledge when making decisions is highlighted through examples. The guide also aims to give small businesses a better understanding of the conditions under which decisions are
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Data transmission‚ digital transmission‚ or digital communications is the physical transfer of data (a digital bit stream) over a point-to-point or point-to-multipoint communication channel. Examples of such channels are copper wires‚ optical fibres‚ wireless communication channels‚ and storage media. The data are represented as an electromagnetic signal‚ such as an electrical voltage‚ radiowave‚ microwave‚ or infrared signal. Data representation can be divided into two categories: Digital
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enormous difference between the two countries and the size of their growth. Businesses based in this country are now competing with other multinationals to be world leaders in many sectors. A multinational company is an enterprise operating in several countries but still only managed from one country. China has seen rapid industrialisation yet retains traditional rural areas. One consequence of this is that the benefits of growth are not shared equally and income distribution has become increasingly
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Ethical dimensions of sustainable development and their relevance to Organisations: A case study of Coltan Mining Industry Author Institution Course title Instructor Date Introduction Sustainability and its use in enhancement of a sustainable development has become a major concern in the world economy. Many international documents including Agenda 21 on ethics highlights how governments and corporate bodies may achieve sustainable development. One of the strategies suggested by the document
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Ethical issues in businesses today There are a million ethical issues in today’s businesses and unfortunately there is no perfect decision measurement for all these ethical issues in business. The ethical issues in international businesses are much more complicated and much more delicate‚ along with being tenfold in numbers. According to Wiley (1995)‚ “ethics is concerned with moral obligation‚ responsibility‚ and social justice.” She goes on to say that “ethics reflects the character of the
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Heredity determines personality Heredity is the passing of traits to offspring from its parents or ancestor. This is the process by which an offspring cell or organism acquires or becomes predisposed to the characteristics of its parent cell or organism. A personality can be express as the beliefs‚ behaviors‚ attitudes and values that distinguish an individual. Each individual has unique personalities which differentiate us from others. Our personality is determined by a number of factors. These
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1- How did railroads help the West develop? The people who lived in the West at this time needed a way of communication to trade stuff between other countries on the continent. People need new ways of transportation to move to other countries. The railroads‚ which were created to provide transport to people who needed to move to other countries‚ transportation of agricultural‚ mining and farming goods‚ help the countries to “spring up along the way” by promoting the commerce
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Collecting‚ Reviewing‚ and Analyzing Secondary Data WHAT IS SECONDARY DATA REVIEW AND ANALYSIS? Secondary data analysis can be literally defined as second-hand analysis. It is the analysis of data or information that was either gathered by someone else (e.g.‚ researchers‚ institutions‚ other NGOs‚ etc.) or for some other purpose than the one currently being considered‚ or often a combination of the two (Cnossen 1997). If secondary research and data analysis is undertaken with care and diligence
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Lab – Data Analysis and Data Modeling in Visio Overview In this lab‚ we will learn to draw with Microsoft Visio the ERD’s we created in class. Learning Objectives Upon completion of this learning unit you should be able to: ▪ Understand the concept of data modeling ▪ Develop business rules ▪ Develop and apply good data naming conventions ▪ Construct simple data models using Entity Relationship Diagrams (ERDs) ▪ Develop entity relationships and define
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