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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Associate Level Material Appendix J Reliable Sources Worksheet Locate two sources in the University Library on a topic of your choice. Provide the required information for both sources. Source 1 • Author: Kaylin ‚ Lucy • Date: Dec2011 • Title: The Family Man • Publication: Write a 100- to 150-word response to each of the following questions: • Is the source reliable? How do you know? Yes‚ the source is reliable it explains exactly what your looking for as in the
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Judith McNeely Aug. 30‚ 2011 ------------------------------------------------- Unit 4 Project: Reflecting on Sources Complete all three parts of the worksheet below. Be sure to cite all sources in APA format‚ including using in-text citations and reference page citations in the spaces provided. The writing should be in Standard English and complete sentences. The sources noted in this worksheet should be related to your "big idea‚" which is the basis of your final project in this course
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Data mining is a concept that companies use to gain new customers or clients in an effort to make their business and profits grow. The ability to use data mining can result in the accrual of new customers by taking the new information and advertising to customers who are either not currently utilizing the business ’s product or also in winning additional customers that may be purchasing from the competitor. Generally‚ data are any “facts‚ numbers‚ or text that can be processed by a computer.” Today
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Documenting Sources Elizabeth Estrada COM/150 12/1/12 SOURCES: 1.) "The inspiration really was Advertising Week‚ we love advertising and popular culture‚ and we wanted to build a community of people to share their thoughts about pop culture.” (McCale‚ 2004) 2.) According to Lucinda Waltrous‚ “Advertising began in 1841 by Volney B. Palmer‚ it wasn ’t until the 20th century that advertising agencies began to offer a full spectrum of services ranging from branding
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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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Big Data‚ Data Mining and Business Intelligence Techniques 2 What is Data? • Data is information in a form suitable for use with a computer. • There are two types of data ▫ Structured ▫ Unstructured • The total volume of data is growing 59% every year. • The number of files grow at 88% every year. 3 What is Big Data? Exa Analytics on Big Data at Rest Up to 10‚000 Times larger Peta Data Scale Giga Data at Rest Tera Data Scale Mega Traditional Data Warehouse
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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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#2 a. Preliminary conclusions: a. The 2 reports credit card and debit card transactions and the list of transactions declined by the bank do not have the same time scope. The first cover May 7-14 while the other covers May 6-14 b. One declined transaction is not in the list of the credit card and debit card transaction. Card 4567-3672-6919 dated May 10th 2011 with amount $34.69 c. 2 of the declined transactions were duplicate transactions in the credit card and debit card
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ABC Company Internal Audit Manual Internal Audit Manual Page 1 TABLE OF CONTENTS TABLE OF CONTENTS...................................................................................... .....2 CHARTER......................................................................................... ....................5 INTRODUCTION................................................................................................5 ORGANISATION AND BOARD REPORTING....................................
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