following: Primary Data Warehouse and Data Mart. In this connection, explain the difference between ROLAP and MOLAP. A Primary Data Warehouse is a central repository of a database of a complete organization. It holds multiple subject areas and very detailed information. A Data Mart is a subset or an aggregation of the data stored to a primary data warehouse. It often holds only one subject area – for example, a specific department, finance or sales. It may hold more summaried data, and is typically
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Tale of Two Airlines: Case Study In the Tale of Two Airlines case study, Professor McPherson discussed how two different airlines handled passenger travel, and in this case, booking issues caused by weather coupled with mechanical problems which contributed to flight delays. The initial delay began when an airline arrived late to Hartsfield Airport in Atlanta, the busiest airport in the country. Professor McPherson was able to make it to the gate for his connecting flight to London, with what he
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Data: Raw material Data collection costs money Collect only necessary and sufficient data Data is generally used by machines Data is useless unless it is process to create information Information: Processed data Data process by machines giving information Information is used to run an organization efficiently Information used by managers to initiate actions TYPES OF INFORMATION Operational Information - used to day to day operations Example information needed by a shopkeeper: Daily sales account
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Exercise Introduction to Data Warehousing Task 1 Answer to Discussion Question: * How is a data warehouse different from a database? Ans : Data Warehouse 1. Used for Online Analytical Processing (OLAP). This reads the historical data for the Users for business decisions. 2. The Tables and joins are simple since they are de-normalized. This is done to reduce the response time for analytical queries. 3. Data – Modelling techniques are used for the Data Warehouse design. 4. Optimized
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IT FOR BUSINESS GROUP ASSIGNMENT PREPARED BY : Erlinda ( 00000011304) Evelyn Michael (00000011339) CLASS: M6 DATE OF SUBMISSION : 26 March 2015 Bank Mandiri was formed on 2 October 1998, as a part of the Government of Indonesia’s bank restructuring program. In July 1999, four state-owned banks-Bank Bumi Daya, Bank Dagang Negara, Bank Exim and Bapindo-were amalgamated into Bank Mandiri. The history of these four banks can be traced back over 150 years, and together they encapsulate
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component within a system. For businesses to survive, the function of the degree in which businesses thrive sync with the environment. Business Intelligence is a set of methodologies, processes, architectures, and technologies that transform raw data into meaningful information which is useful and this helps enable more effective, strategic, tactical, operational insights and decision-making. BI system is considered an independent system and at CTCC, it had been deployed locally as a middleman
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Implementation of a Data Warehouse Prototype for the University of Nairobi within the Context of Relational Online Analytical Processing (Data Analysis) PRESENTED BY: 1. JORAM KIPLIMO D61/68960/2013 0724431978 . PRESENTED TO: Dr. Muranga Njihia Word count: 2752 ABSTRACT Data ware housing is a booming industry with many interesting research problem. The data warehouse is concentrated on only few aspects. The discussion here is about the data warehouse design and
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Mumbai B.E Information Technology Scheme of Instruction and Evaluation Third Year -Semester VI Scheme of Instructions Sr. Subjects Lect/ No 1 Information and Network Security Middleware and Enterprise Integration Technologies Software Engineering Data Base Technologies Programming for Mobile and Remote Computers Information Technology for Management of Enterprise TOTAL Week 4 Scheme of Examinations Theory T/W Practical Oral Total Hours Marks Marks Marks Marks Marks 3 100 25 -25 150 Pract/ Week
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America because there is less time spent on collecting data and more time reviewing. 3. Illustrate why 100 percent accurate and complete information is impossible for Noodles & Company to obtain. -Noodles & Company currently has 70+ restaurants across the United States. It is nearly impossible for them to collect 100% accurate and complete information due to the sheer amount of stores. Each store would have to record all of their data with 0% error. The information Noodles & Company collects
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Why Study Business Research? Business Research is system that helps you analyze and disseminate information such ad data and insights for decision making. This process will help actions to maximize their performance in different scenarios. ROI stands for return on investment and doing business research will help you increase to the contribution of this return. There are different factors that will want you to have an interest in reseach methods, they relate to technology, business competition, government
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