introduction to uml class diagrams

... how they fit into the overall model structure. Introduction to UML The Unified Modelling Language (UML) is, as its name implies, a modelling language and not a method or process. UML is made up ... project to class operations. The initial Sequence diagrams indicate what public behaviour is needed for objects to get work done and cooperate, and during design, Sequence diagrams are sued to show ... assigned to which classes. The example diagram below demonstrates some features of Sequence diagrams Customer Login Screen SecurityManager : Security Controller Users : Customer A customer will...

Ngày tải lên: 10/12/2013, 14:16

... aesthetics in the diagrams. 1.2 UML class diagrams UML class diagrams are used to describe the static view of an application (Rumbaugh et al. 1999): the main constituents are classes and their ... subjects were asked to match the experimental diagrams against this specification. 1.4.2 UML tutorial and worked example A tutorial sheet explained the meaning of UML class diagrams, and, using ... due to the fact that as the diagrams for experiment B were produced according to human perception, rather than according to computational metrics, they appeared to the subjects to be easier to...

Ngày tải lên: 07/03/2014, 17:20

... and cylinder skewing and sector-based sparing with one spare sector per track. This needs to be accounted for in mapping logical blocks to the physical sectors. Adding all these factors results in the ... 97560 sector size 256 bytes 512 bytes cylinders 1449 1962 tracks per cylinder 8 19 data sectors per track 113 72 number of zones 1 1 track skew 34 sectors 8 sectors cylinder skew 43 sectors 18 sectors revolution ... specifications, since the only alternative is to determine them experimentally. The information required to determine how much power to apply to the pivot motor and for how long on a particular seek...

Ngày tải lên: 12/09/2012, 14:16

... beginning to the end (for now)  No backing up to read something again (OK to start over)  Just as done from the keyboard  Writing to a file  Sending output to a file  Done from beginning to end ... up to write something again( OK to start over)  Just as done to the screen Slide 6- 5 Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley I/O Streams  I/O refers to ... Pearson Addison-Wesley Class Member Functions  Member functions of an object are the member functions of its class  The class determines the member functions of the object  The class ifstream has...

Ngày tải lên: 12/09/2012, 22:49

... using complementary metal oxide semiconductor (CMOS) transistors. They used no resistors and inductors, and the whole circuit was fabricated by the 28 INTRODUCTION TABLE 1.3 ADCs Currently Available Sampling ... vacuum tubes and bipolar junction transistors were developed, the design procedure had to be changed in order to integrate the models for these active devices into the filter circuits, but the mathematical ... transistors were introduced and fil- ters were designed without inductors to realize the transfer functions. The design procedure was much simpler, and device technology also was improved to fabri- cate...

Ngày tải lên: 13/09/2012, 10:21

... access data stored in a central database – Delivers broadband connectivity to schools, libraries, and government buildings – Provides free Internet access to residents and attracts visitors and ... channels 6 Bluetooth and Ultra Wide Band • Radio frequency identification device (RFID) tags – Small chips containing radio transponders • Can be used to track inventory • Bluetooth and Ultra ... manager – Special software that helps identify other Bluetooth devices 8 Bluetooth and Ultra Wide Band (continued) • Bluetooth – Distance: up to 33 feet (10 meters) – Bandwidth: 1 Mbps • Ultra Wide...

Ngày tải lên: 13/09/2012, 10:52

... 2 Objectives  To introduce software engineering and to explain its importance  To set out the answers to key questions about software engineering  To introduce ethical and professional issues and to explain ... developed for a particular customer or may be developed for a general market.  Software products may be • Generic - developed to be sold to a range of different customers e.g. PC software such ... what the customer wants • Evolution - changing the software in response to changing demands. ©Ian Sommerville 2004 Software Engineering, 7th edition. Chapter 1 Slide 1 An Introduction to Software Engineering ©Ian...

Ngày tải lên: 14/09/2012, 11:26

... comes to using LVM effectively it is worth considering the filesystem that you wish to use upon your logical volumes. http://www.debian-administration.org/articles/410 A simple introduction to ... be a little confusing to newcomer so this guide intends to show the basics in a simple manner. There several pieces of terminology that you'll need to understand to make the best use of ... (ie. 4x5Gb drives can be combined into one 20Gb volume group, and you can then create two 10Gb logical volumes.) Logically these are stacked from top to bottom like this: can create a dedicated...

Ngày tải lên: 18/09/2012, 10:12

... way the law contributes to regulatory enforcement and compliance. As we shall see, central to the study of regulatory enforcement is the width of discretion within regulatory systems (in the hands of ... first, to consider the extent to which the analytic map developed in the first four chapters transposes to regulation in the supranational context, and second, to consider whether the shift to regu- lation ... previously encountered. Many often struggled to identify how these strands related to each other or, indeed, to the legal tradition to which they were accustomed. In short, there was an acute need...

Ngày tải lên: 21/09/2012, 10:39

... which these topics are covered has been deliber- ately chosen so as to enable the reader to build upon the understanding gained from earlier chapters in getting to grips with the topics of later ... P n would still have sufficed to cause P to exist. But this is to imply that P is causally overdet- ermined by M and one or more of P 1 , P 2 , P n , contrary to what we have hitherto assumed. Hence we ... position to adopt, although to adopt it merely in order to evade the unwelcome conclusion of the physicalist’s argument would be blatantly ad hoc. To make this position credible, the dualist needs to...

Ngày tải lên: 21/09/2012, 10:39

... girlfriend he refuses to marry) convey an attachment to place that belies his stated intention to emigrate. In this way Cooper manages to play two contexts off against each other: historical hindsight ... protagonists share, their experiences allow the novel to range from middle- to working -class concerns (and to register the weakening of this distinction), and to encom- pass North and South. The novel treats ... is to Tricia and Felicity for putting up with a house swamped by papers and files, and for tolerating all the lost evenings and weekends. January 2001 viii Introduction 3 a turn towards the historical...

Ngày tải lên: 21/09/2012, 11:00

... EDUCATIONAL FOUNDATION An Introduction To Franchising 1 Chapter 1: An Introduction To Franchising What is a franchise? What are common franchise terms? What are the alternatives to franchising? What ... attention to the contact information of the franchisees who have left the system. These are people you definitely want to talk to. THE IFA EDUCATIONAL FOUNDATION 20 An Introduction To Franchising ... Introduction To Franchising Determine If You Can Afford To Start A Business MAKE PROFIT POTENTIAL YOUR MOST IMPORTANT CONSIDERATION! In order to start a business, you have to have money! In order to...

Ngày tải lên: 19/10/2012, 15:42

Ngày tải lên: 22/10/2012, 10:59

Ngày tải lên: 22/10/2012, 10:59

Ngày tải lên: 22/10/2012, 10:59

Ngày tải lên: 22/10/2012, 10:59

Ngày tải lên: 22/10/2012, 10:59

Ngày tải lên: 22/10/2012, 10:59

Ngày tải lên: 22/10/2012, 10:59