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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DATA COMMUNICATION (Basics of data communication‚ OSI layers.) K.K.DHUPAR SDE (NP-II) ALTTC ALTTC/NP/KKD/Data Communication 1 Data Communications History • 1838: Samuel Morse & Alfred Veil Invent Morse Code Telegraph System • 1876: Alexander Graham Bell invented Telephone • 1910:Howard Krum developed Start/Stop Synchronisation ALTTC/NP/KKD/Data Communication 2 History of Computing • 1930: Development of ASCII Transmission Code • 1945: Allied Governments develop the First Large Computer
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Entrance Examination (Time Allowed: 4 hours) Notes: i) All answers must be indicated on the multiple-choice answer sheet. Work done on the question paper and examination foolscap will NOT be marked. ii) Included in the examination envelope is a supplement consisting of formulae and tables. It is a standard supplement that may be useful for answering questions on this paper. iii) Examination materials must NOT BE REMOVED from the examination writing centre. All examination materials
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Process in Houston CIVT 301 Outline Wastewater collection data in Houston What is sewage treatment? Where does wastewater come from? Factors that affect the flow of pipelines Industrial wastewater? Storm water/ Data The treatment plant operator Sources of wastewater Why treat wastes Waste water treatment facilities Treatment processes Drinking water What can be done to help? Wastewater collection data in Houston 640 square miles area 3 million citizens served 6‚250 miles
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Title: Data Analysis Word count: 1002 Contents: Introduction Procedure Findings Conclusion References Introduction: For my Data Analysis assignment I am required to present statistical data in an appropriate format. I will collect and analyse data using spread sheets‚ charts and graphs within a formal report. My report will present findings on how the internet has affected the UK economy and how is it transforming us as a nation? Procedure: I am going
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nutrient Metabolism Dietary Chromium Supplementation with or without Somatotropin Treatment Alters Serum Hormones and Metabolites in Growing Pigs without Affecting Growth Performance1«2 CHRISTINA M. EVOCK-CLOVER‚3 MARILYN M. POLANSKY‚* RICHARD A. ANDERSON* AND NORMAN C. STEELE Nonruminant Animal Nutrition Laboratory and *Vitamin and Mineral Nutrition Laboratory‚ USDA-Agricultural Research Service‚ Beltsuille‚ MD 20705 increase in insulin internalization in rat muscle cells (Evans and Bowman 1992)
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changing environment. (10 marks) OCTOBER 2009 - APRIL 2009 a) Distinguish among the three levels of managers in terms of the skills required and activities involved. (14 marks) b) Briefly explain why management is important. (6 marks) OCTOBER 2008 a) Work of Henry Mintzberg is widely used to explain roles that managers typically perform. He found that there were three categories; (i) interpersonal‚ (ii) informational and (iii) decisional. Explain the decisional
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DATA SECURITY IN LOCAL NETWORK USING DISTRIBUTED FIREWALLS ABSTRACT Computers and Networking have become inseparable by now. A number of confidential transactions occur every second and today computers are used mostly for transmission rather than processing of data. So Network Security is needed to prevent hacking of data and to provide authenticated data transfer. Network Security
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Data Mining: What is Data Mining? Overview Generally‚ data mining (sometimes called data or knowledge discovery) is the process of analyzing data from different perspectives and summarizing it into useful information - information that can be used to increase revenue‚ cuts costs‚ or both. Data mining software is one of a number of analytical tools for analyzing data. It allows users to analyze data from many different dimensions or angles‚ categorize it‚ and summarize the relationships identified
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Data Processing Data Processing is the term generally used to describe what was done by large mainframe computers from the late 1940’s until the early 1980’s (and which continues to be done in most large organizations to a greater or lesser extent even today): large volumes of raw transaction data fed into programs that update a master file‚ with fixed-format reports written to paper. Number System A numeral system (or system of numeration) is a writing system for expressing numbers‚ that is
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