Professor Faleh Alshamari Submitted by: Wajeha Sultan Final Project Hashing: Open and Closed Hashing Definition: Hashing index is used to retrieve data. We can find‚ insert and delete data by using the hashing index and the idea is to map keys of a given file. A hash means a 1 to 1 relationship between data. This is a common data type in languages. A hash algorithm is a way to take an input and always have the same output‚ otherwise known as a 1 to 1 function. An ideal hash function is
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Module 5 Data Security What is a computer security risk? A computer security risk is any event or action that could cause loss of or damage to computer hardware‚ software‚ data‚ information‚ or processing capability. Some breaches to computer security are accidental‚ others are planned intrusions. Some intruders do no damage; they merely access data‚ information or programs on the computer before logging off. Other intruders indicate some evidence of their presence either by leaving a
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Name: Class: AEI-B Student Number: Graded Writing Assignment 1 – Data Commentary – Chart #5 According to a chart created by using the IMF DataMapper‚ the real per capita GDP of several Asian countries has risen since 2008 and will continue to rise. Despite this similarity‚ the Asian countries in the chart can be divided into four groups. The data in the chart indicates that Malaysia is moderately distinguished among other Asian countries. Since 2008‚ it has become the highest per
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Pope illustrates Clarissa’s importance in The Rape of the Lock by giving her a big role in Canto 5. Clarissa’s speech questions why beauty appears on a higher level when is does not have the power to cure diseases or keep one healthy. She points out that the society gears too much of their focus on beauty when qualities such as good sense and good humor are more important. Clarissa stresses that it is important to have moral values such as merit and good humor in order to have something to fall
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The Role of the United Nations Framework Convention on Climate Change (UNFCCC) in Overcome Global Warming The United Nations Framework Convention on Climate Change (UNFCCC or FCCC) is an international environmental treaty negotiated at the United Nations Conference on Environment and Development (UNCED). It is informally known as the Earth Summit‚ held in Rio de Janeiro from 3 to 14 June 1992. The objective of the agreement is to stabilize greenhouse gas concentrations in the atmosphere at a level
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Perhaps the most significant text from the Galileo Dialogue seems to appear at the beginning when Salviati reveals that “in the Copernican position‚ the senses much deceive us when they visually show us‚ at close range and in a perfectly clear medium‚ the straight perpendicular descent of very heavy bodies. Despite all‚ according to Copernicus‚ vision deceives us in even so plain a matter and the motion is not straight at all‚ but mixed straight-and-circular”. This passage exposes the two most essential
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Stock Exchange forecasting with Data Mining and Text Mining (Marketing and Sales Analysis) Full names : Fahed Yoseph TITLE : Senior software and Database Consultatnt (Founder of Info Technology System) E-mail: Yoseph@info-technology.net Date of submission: Sep 15th of 2013 CONTENTS PAGE Chapter 1 1. ABSTRACT 2 2. INTRODUCTION 3 2.1 The research problem. 4 2.2 The objectives of the proposal. 4 2.3 The Stock Market movement. 5 2.4 Research question(s). 6 2. Background 3. Problem
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Data Warehouse Concepts and Design Contents Data Warehouse Concepts and Design 1 Abstract 2 Abbreviations 2 Keywords 3 Introduction 3 Jarir Bookstore – Applying the Kimball Method 3 Summary from the available literature and Follow a Proven Methodology: Lifecycle Steps and Tracks 4 Issues and Process involved in Implementation of DW/BI system 5 Data Model Design 6 Star Schema Model 7 Fact Table 10 Dimension Table: 11 Design Feature: 12 Identifying the fields from facts/dimensions: MS: 12 Advanced
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Data Collection QNT/351 July 10‚ 2014 There are many times when companies have to collect data to come to a conclusion about an issue. The data may be collected from their employers‚ their competition or their consumers. BIMS saw that there had been an average turnover that was larger then what the company had seen in the past. Human Resources decided that they would conduct a survey to see what had changed in the company from the employee’s point of view. They attached
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Data Preprocessing 3 Today’s real-world databases are highly susceptible to noisy‚ missing‚ and inconsistent data due to their typically huge size (often several gigabytes or more) and their likely origin from multiple‚ heterogenous sources. Low-quality data will lead to low-quality mining results. “How can the data be preprocessed in order to help improve the quality of the data and‚ consequently‚ of the mining results? How can the data be preprocessed so as to improve the efficiency and ease
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