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SUNY Farmingdale - BCS - 300
1. A hacker attacking their bank account information.2. Financial systems and inventory control systems. If these systems cannot operate, the effectscould be devastating. If a hacker were able to embezzle money from their accounts, the companywould not
SUNY Farmingdale - BCS - 300
1. A couple of alternative fuel tank suppliers are Bike bandit and JC Whitney. They are both ableto ship within 24 hours. The costs of the fuel tanks are about $248 and $73 with shipping costs of$6 and $12 respectively. Both suppliers ship immediately b
SUNY Farmingdale - BCS - 300
1. Dirt Bikes could benefit from e-commerce because it would act as an advertising, ordering,and information source. Customers would be able to get information on Dirt Bikes and DirtBikes products anywhere in the world 24 hours a day. E-commerce would g
SUNY Farmingdale - BCS - 300
1. Dirt Bikes should collect as much information as they can on their Web site visitors withoutintruding on the visitors privacy. The information that Dirt Bikes could discover by trackingvisitors activities at its Web site are what they like or dislike
SUNY Farmingdale - BCS - 300
This worksheet shows the number of Dirt Bikes motorcycles sold between 2005 and 2009.Worksheet name: SalesAmounts are in thousands of dollarsModelEnduro 250Enduro 550Moto 300Moto 450TOTALSales by Model200520062007120116632291283232903759
SUNY Farmingdale - BCS - 300
1. EBays competitive forces model has some traditional competitors. The most significant isAmazon. It is not difficult to have new market entrants, but EBay has a pretty good hold on theauction business base. Substitute products and services are EBays m
SUNY Farmingdale - BCS - 300
1.2.3.4.5.
SUNY Farmingdale - BCS - 300
1. Some common types of malicious software or malware are tracking cookies, adware,keyloggers, browser hijackers, dialers, and viruses.2. An example of a human authentication factor would be biometrics. An example of a personalauthentication factor wou
SUNY Farmingdale - BCS - 300
1. The 8-second rule is the time estimated that consumers will wait on a web page before they getoff or refresh. M-commerce will have to be aware of this time frame and know they cannotexceed it by much.2. It will be useful for m-commerce providers to
SUNY Farmingdale - BCS - 300
My name is Stephen Carlo. I am a Business Computer Systems major. My studies are in the webtrack. When I am out of college I will be working in the family business. I would like to run myown website design business.
SUNY Farmingdale - BCS - 300
Case Study Questions1. The MEDITECH application for Doylestown Hospital and D.W. Morgan developedChainLinq mobile application for the 30 drivers that updates shipment information. Businessfunctions that are supported are information gathering, voice co
SUNY Farmingdale - BCS - 300
1. The NBA uses Akamai to share its product internationally. While the product is Basketball,Akamai allows them an efficient way to share it internationally. New market entrants would havea very difficult time because of the huge cost and structure it w
SUNY Farmingdale - BCS - 300
Case Study Questions1. Network neutrality is the idea that Internet service providers must allow customers equalaccess to content and applications, regardless of the source or nature of the content. The Internethas operated under network neutrality bec
SUNY Farmingdale - BCS - 300
1. A data warehouse is a database that stores current and historical data of potential interest todecision makers throughout the company. REI is building a data warehouse in order to achieveits vision of understanding what its customers want, and how th
SUNY Farmingdale - BCS - 300
1. Business challenges facing Maruti Suzuki management prior to adopting the Oracle suite isthat Maruti Suzuki was using a number of home-grown systems to manage its various lines ofbusiness. Many of the systems could not talk to each other. This requir
SUNY Farmingdale - BCS - 300
1. Concepts from the chapter that are illustrated in this case are data management and thesystems to manage the data, file organization, ensuring data quality, problems with traditionalfile format, and problems with redundancy and consistency.2. The co
SUNY Farmingdale - BCS - 300
Case Study Questions1. The unique features of e-commerce technology that is illustrated in this case are ubiquity,global reach, universal standards, richness, interactivity, information density, personalization orcustomization, and social technology. T
SUNY Farmingdale - BCS - 300
1. UPS Smart Labels is a computer-generated shipping label that you can create using yourpersonal computer. One of the key elements of the smart label is the barcode. The informationcontained in a smart-label barcode can benefit you significantly. Among
UBC - EECE - 253
EECE 253 - HomeworkPhasor Analysis, Matlab & CircuitMakerAll numbered problems are from Alexander & Sakiku, 3rd Ed.Solve the following problems:1) In problem 6.46, the current source is an AC source with a value 5 0 A.2) In problem 6.47, the current
UBC - EECE - 253
EECE 253 - HomeworkPhasor Analysis1) Draw a phasor diagram with all of the following signals:V 1 = 5 cos ( 50 t )I 3 = 10 eV 2 = 10 cos ( 50 t 300 )I 1 = 15 sin ( 50 t + 135 )I 2 = 20 80 j ( 50 t + 180 )2) Plot the impedance of a 500mH inductor i
UBC - EECE - 253
EECE 253 - HomeworkComplex Power (Chapter 11 in book)All numbered problems are from Alexander & Sakiku, 2nd Ed.Solve the following problems:1) Chapter 11 - Review Questions134567892) Chapter 11 - Problems36304041515964Page 1 of 1
UBC - EECE - 253
EECE 253 - HomeworkMaximum Power Transfer & Power Factor Correction (Chapter 11 in book)All numbered problems are from Alexander & Sakiku, 2nd Ed.Note that in the following problems, all voltages and currents are specified in peakvalues unless otherwi
UBC - EECE - 253
EECE 253 - HomeworkGeometric Power Problems (Chapter 7 in Supplemental Problems) All numbered problems are from the Solved Problems available on the web page. Note that in the solutions to the Solved Problems, the old convention is used which displays re
UBC - EECE - 253
EECE 253 - Homework3-Phase Systems (Chapter 12 in Text) Ideal Transformers (Chapter 13 in Text) All numbered problems are from Alexander & Sakiku, 2nd Ed. Solve the following problems: 1) Chapter 12 - Review Questions 3 4 5 92) Chapter 12 - Problems 6
UBC - EECE - 253
EECE 253 - HomeworkForward Laplace Transforms (Chapter 15 in Book)All numbered problems are from Alexander & Sadiku, 2nd Ed.Solve the following problems:1) Chapter 15 - Review Questions32) Chapter 15 - Problems579101518bPage 1 of 1
UBC - EECE - 253
EECE 253 - HomeworkInverse Laplace Transforms (Chapter 15 in Text)All numbered problems are from Alexander & Sadiku, 2nd Ed.Solve the following problems:1) Chapter 15 - Review Questions679102) Chapter 15 - Problems272933b35373) Find the inv
UBC - EECE - 253
EECE 253 - HomeworkLaplace Transform Applications (Chapter 16 in Text)All numbered problems are from Alexander & Sadiku, 2nd Ed.Solve the following problems:1) Chapter 16 - Review Questions1-42) Chapter 16 - Problems1458918 (note: the inductor
UBC - EECE - 253
EECE 253 - HomeworkTransfer Functions (Chapter 14 in Text)All numbered problems are from Alexander & Sadiku, 2nd Ed.Solve the following problems:1) Chapter 14 - Review Questions1-32) Chapter 14 - Problems23a45Page 1 of 1
UBC - EECE - 253
Q1)MATLAB CODE%CREATE 3 SINUSOIDES OUT OF PHASE BY 120 degreestime = 0:0.1:3*pi;SIN1 = sin(time);SIN2 = sin(time+2*pi/3);SIN3 = sin(time+4*pi/3);%PLOT SINUSOIDS AND SUM OF SINUSOIDSplot(time, SIN1, '-');hold on;plot(time, SIN2, '-o');plot(time,
UBC - EECE - 253
Note all solutions assume rms values unless otherwise specified. 1) Transform the circuit:4 I I1 2I22j-2jVp = 10 30VFor the 4 resistor: 1 2 1 P = I R = (1.581) 2 ( 4) = 5 W 2 2 For the 2 resistor: 1 2 1 2 P = I 2 R = (1.581) ( 2) = 2.5 W 2 2 For the
UBC - EECE - 253
Practice Problem 11.5Combining elements in parallel:Using a series of source transformations we get theThevenin equivalent circuit:j101.79 63.4 A3.4146+j0.7317-j42AZL58ZLThevenin equivalent circuit:8-j43.4146+j0.7317j1017.9 26.6 V6.25 5
UBC - EECE - 253
12.6 The load impedance of the balanced Y-Y network is:12.7ZY = 10 + j 5 = 11.18 26.56 The line currents are:440 0 VZY = 6 - j8Ia =Van 220 0 = 1.18 26.56 ZY= 19.68 -26.56 AUsing the per-phase circuit shown aboveIa = 440 0 =44 53.13 A 6 - j8I b
UBC - EECE - 253
15.5f (t ) = 3t 4 e2t u (t )b)f (t ) = t cos ( 2t + 30 ) u (t )a)F ( s) =F ( s) =d 2 s cos ( 30 ) 2sin ( 30 ) ds 2 s2 + 4=3 1sd2 22=ds 2 s + 4 ===32s + 2s + 2 3 d 22ds ( s2 + 4))3s + 2 ( s 22+ 4)e)3d (t )dt()f (t ) =
UBC - EECE - 253
Question 1: a) F ( s ) = 1 2 + s s +1 f (t ) = u (t ) + 2e - t u (t ) 3s + 1 s+4 11 s+4 A = ( s + 2) 2 J ( s ) s = -2 = 6 C = ( s + 4) J ( s ) s = -4 = 3 Now set s equal to zero in J(s) to find B: b) G ( s ) =J ( s) s = 0 = 12 6 B 3 = + + 16 4 2 4 3 = 9
UBC - EECE - 253
Question 1:Question 2:1 1 s I ( s) = = 2 1 s + +1 s + s +1 s 1 = = 2 (s + 0.5) + 1 - 0.25 3 2 V0 ( s ) = 1(s + 0.5)2 3 + 2 2 1 10 s + 1 6+s+ s 10 1 = 2 s + 6 s + 10 s + 1 As + B C = 2 + s + 6 s + 10 s + 110 s 2 = 3(s + 0.5)2 2 i (t ) = e - 0.
UBC - EECE - 253
14.214.4ajwL+ Vi R Vo + Vi -jwL+ V0 -R1 jwCImpedance of branches in parallel: Use a voltage divider to get the transfer function:Vo = Vo Vi R Vi R + jwL R = R + jwL = 1 1 = 1 + jw L R 1 + j w wo 1 R 1 jwC = R 1 jwC R + jwC R = 1 + jwRC Use a vol
University of Texas - CH 310 M - 101
1UNIT ONE: THE CHEMISTRY OF LIFEThree:t heChapter Three: Water and the Fitness of the Environment(Text from Biology, 6th Edition, by Campbell and Reece)Water and the Fitness of the Environment (Chapter 3)THE EFFECTS OF WATERS POLARITYTheThe Polar
University of Texas - CH 310 M - 101
1UNIT ONE: THE CHEMISTRY OF LIFEChapter Five: The Structure and Function of Macromolecules(Text from Biology, 6th Edition, by Campbell and Reece)The Structure and Function of Macromolecules (Chapter Five)POLYMER PRINCIPLESMost Macromolecules are Pol
University of Texas - CH 310 M - 101
1UNIT TWO: THE CELLChapter Eight: Membrane Structure and Function(Text from Biology, 6th Edition, by Campbell and Reece)Membrane Structure and Function (Chapter Eight)MEMBRANE STRUCTUREThe selectively permeable plasma membrane allows certain substan
University of Texas - CH 310 M - 101
1UNIT TWO: THE CELLChapter Nine: Cellular Respiration: Harvesting Chemical Energy(Text from Biology, 6th Edition, by Campbell and Reece)Cellular Respiration: Harvesting Chemical Energy (Chapter Nine)THE PRINCIPLES OF ENERGY HARVESTCellular Respirati
University of Texas - CH 310 M - 101
1UNIT THREE: GENETICSC hapterChapter Seventeen: From Gene to Protein(Text from Biology, 6th Edition, by Campbell and Reece)From Gene to Protein (Chapter Seventeen)THETHE CONNECTION BETWEEN GENES AND PROTEINSTheThe Study of Metabolic Defects Provi
University of Texas - CH 310 M - 101
http:/www.guidesbyjulie.blogspot.comAP Biology(Text from Biology, 6th Edition, by Campbell and Reece)TermsTerms and Concepts for Mechanisms of EvolutionDARWIN DESCENT WITH MODIFICATIONIn On the Origin of Species by Means of Natural Selection, Charle
University of Texas - CH 310 M - 101
1http:/www.guidesbyjulie.blogspot.comAP BiologyClass Notes from January 22-23 on ProkaryotesPROKARYOTESOverviewI. OverviewA. Earliest organisms- evolved alone for 1.5 billion years.B. Still dominate the biosphereC. Thrive everywhere-too hot, too
University of Texas - CH 310 M - 101
1http:/guidesbyjulie.blogspot.com/AP BiologyPlant HighlightsDISTINGUISHING CHARACTERISTICS OF PHYLAThe four main groups of land plants are the bryophytes, pteridophytes, gymnosperms,and angiosperms. Bryophytes are different from algae in that they h
University of Texas - CH 310 M - 101
1http:/guidesbyjulie.blogspot.com/AP BiologyAnimal Function ReviewThis guide will be covering animal structure and function by reviewing:Major types of tissuesDefenses of the BodyDigestionHomeostasis/ExcretionCirculationEndocrine SystemRespirat
University of Texas - CH 310 M - 101
http:/guidesbyjulie.blogspot.com/AP BiologyAP Biology Exam ReviewPART I: MOLECULES AND CELLS (25%)Chemistry of Life (7%)Water is a highly polar molecule due to the electronegativity of oxygen: the oxygen side has aslightly negative charge while the
University of Texas - CH 310 M - 101
http:/guidesbyjulie.blogspot.com/Chapter One: New World BeginningsCanadianCanadian Shield:Zone undergirded by ancient rockProbably first part of North American landmass to have emerged above sealevelAn old theory has the Canadian Shield forming the
University of Texas - CH 310 M - 101
http:/guidesbyjulie.blogspot.com/APUSHChapter Two: The Planting of English AmericaP rotestantProtestant Reformation:King Henry VIII broke with the Roman Catholic Church in the 1530s, launchingthe Reformation.After Elizabeth ascended to the throne i
University of Texas - CH 310 M - 101
1Chapter One: Introduction to Geography(Text from Introduction to Geography: People, Places, and Environment by Berman and RenwickIntroduction to Geography (Chapter One)What is Geography?GeographyGeography is the study of the interaction of all phys
University of Texas - CH 310 M - 101
http:/guidesbyjulie.blogspot.com/IB World GeographySeptember 9, 2009Population Demographics, Cont.Cultural FactorsC ulturalhumanCultural ecology is the geographic study of human-environment interactions. Some 19th centurygeographers argued that hum
University of Texas - CH 310 M - 101
http:/guidesbyjulie.blogspot.com/IB World GeographySeptember 1, 2009Population DemographicsThe scientific study of population demographics is demography At a global scale, there is a debatedemography.regarding the so-called overpopulation problem. T
University of Texas - CH 310 M - 101
http:/guidesbyjulie.blogspot.com/IB World GeographyAugust 27, 2009Introduction to World GeographyI.How do geographers address where things are? Spatial AnalysisGeography by its nature is a spatial science. Geographers therefore study space in order
University of Texas - CH 310 M - 101
1Chapter One: Introduction to Geography(Text from Introduction to Geography: People, Places, and Environment by Berman and RenwickIntroduction to Geography (Chapter One) - Vocabulary1 . a tmosphere:1. atmosphere: a thin layer of gases surrounding Ear
University of Texas - CH 310 M - 101
http:/guidesbyjulie.blogspot.com/IB World GeographySeptember 14, 2009Population Demographics, Cont.C limatesClimatesDry Lands-Areas too dry for farming cover approximately 20% of Earths land surface. Deserts generallylack sufficient water to grow c
University of Texas - CH 310 M - 101
http:/guidesbyjulie.blogspot.com/February 5, 20095th Period APHGModern Agricultural PracticesMany scholars believe humans evolved through the process of first hunter -gatherers they thenhunter-gatherers,domesticated animals, and developed pastoral n
University of Texas - CH 310 M - 101
http:/guidesbyjulie.blogspot.com/February 4, 20095th Period APHGGlobal Food SuppliesThe global food supply is more than able to keep up with global demand. Production is not as much of aproblem as distributing the food is. There are great disparities
University of Texas - CH 310 M - 101
Julie Vu3rd PeriodOctober 20, 2009Earths Water SystemsAlthough desertification can occur naturally, there has been increased evidence by scientists that human use ofsemi-arid lands has led to increased desert-like conditions of the soil. Land degrada
University of Texas - CH 310 M - 101
http:/guidesbyjulie.blogspot.com/IB World GeographyPrecipitationPeople rely on precipitation to be normal Normal rains and snowmelt are needed for consistent agriculturenormal.agriculture.normalAll plants and animals are adapted to normal amounts o
University of Texas - CH 310 M - 101
http:/guidesbyjulie.blogspot.com/IB World GeographyClimate ChangeClimates naturally vary from place to place Climates also vary over time The worlds climate maps are basedplace.time.on averages over periods of a few decades of the mid- 20th century