introduction to engineering drawing and design pdf

... Trang 1Chapter 1:Introduction to Systems Analysis and Design Trang 2• Understand the fundamental systems development life cycle and its four phases. • Understand the evolution of systems ... us? Where and when will it be used? Trang 9SDLC: Design1 Develop a design strategy 2 Design architecture and interfaces 3 Develop databases and file specifications 4 Develop the program design How ... Waterfall Parallel Phased Prototyping Throwaway Prototyping Extreme Programming Trang 23Object-Oriented Analysis & Design• Attempt to balance emphasis on data and Trang 24THE UNIFIED PROCESSTrang

Ngày tải lên: 16/05/2017, 13:42

... servers and workstations (clients) Same as candidate 1 Same as candidate 1 Software Tools Needed Software tools needed to design and build the candidate (e.g., database management MS Visual C++ and ... 20Candidate Systems MatrixCandidate 1 Name Candidate 2 Name Candidate 3 Name Stakeholders Knowledge Processes Communications Candidate Systems Matrix – a tool used to document similarities and ... must be designed to VGA resolution All internal screens will be designed for SVGA Same as candidate 2 Trang 23Sample Candidate Systems Matrix (cont.) Characteristics Candidate 1 Candidate 2 Candidate

Ngày tải lên: 16/05/2017, 14:46

... Requirements and features 1 Mandatory requirements, features, and criteria 2 Essential requirements, features, and criteria 3 Desirable requirements, features, and criteria 1 Mandatory requirements, ... prototype for a paper specification (like architect without a blueprint). – Numerous design issues are not addressed by prototyping. – Often leads to premature commitment to a design. – Scope and ... processes into manageable components – Synonyms (although technically inaccurate) are top-down program design and structured programming – Design in a top-down hierarchy of modules. – Easier to implement

Ngày tải lên: 16/05/2017, 14:46

... data stores, and data flows that share similar design characteristics. – A design unit serves as a subset of the total system whose inputs, outputs, files and databases, and programs can be designed, ... Trang 48that are assigned to that processor.• All but simple processes should be factored into design units and modeled as a more detailed physical DFDs. Trang 49Design UnitsDesign unit – a self-contained ... DFD that allocates processors (clients and servers) and devices (machines and robots) to a network and establishes: – the connectivity between clients and servers – where users will interface

Ngày tải lên: 16/05/2017, 14:46

... definition of how: – Files and databases are to be developed and used to store data – The file and/or database technology to be used – The administrative structure set up to manage the data resource ... that can be shared to maintain consistency • Audit files – Special records of updates to other files Trang 8File and Table Design• Older file design methods required analyst to specify precisely ... definition, architecture, and management Database administrator – a specialist responsible for database technology, database design,construction, security, backup and recovery, and performance tuning

Ngày tải lên: 16/05/2017, 14:46

... 14Output Design and Prototyping Output Design and Prototyping Trang 2• Identify several output implementation methods.• Differentiate among area, bar, column, pie, line, radar, donut, and scatter ... Zoned output places text and numbers into designated areas • Screen output – Graphic output is the use of pictorial charts to convey information and demonstrate trends and relationships that cannot ... bullets Trang 15Output Design with a Modern CASE Tool Trang 16Output Design with a Report Writer Tool Trang 17Output Design with a Report Writer Tool (continued) Trang 18Output Design Guidelines

Ngày tải lên: 16/05/2017, 14:46

... completing the form. • Minimize the amount of handwriting. • Data to be entered (keyed) should be sequenced top-to-bottom and right. left-to-• When possible use designs based on known metaphors. Trang ... capture, data entry, and data input. • Identify and describe several automatic data collection technologies. • Apply human factors to the design of computer inputs. • Design internal controls ... above. Data is entered o a touch screen display or handheld device Data entry users either touch commands and data choices or enter data using handwriting recognition On PCs, touch screen choices are

Ngày tải lên: 16/05/2017, 14:47

... command language that can be used to invoke actions – SQL • Mnemonic syntax is built around commands defined for custom information systems. – Commands unique to that system and meaningful to ... CertificateTrang 25Help Tool Tip, Help Agent, and Natural Language Processing Trang 26Help WizardTrang 27Automated Tools for User Interface Design & Prototyping • Microsoft Access • CASE Tools • Visual ... Trang 5Commandments of User Interface Design • Understand your users and their tasks • Involve the user in interface design • Test the system on actual users • Practice iterative design. Trang

Ngày tải lên: 16/05/2017, 14:47

... 17Object-Oriented Design and Modeling Using the UML Object-Oriented Design and Modeling Using the UML Trang 2• Understand entity, interface, control, persistence, and system classes. • Understand the concepts ... to Design Class Diagram• Add design objects to diagram • Add attributes and attribute-type information to design objects • Add attribute visibility • Add methods to design objects • Add method ... provides functionality to read and write to a database. Trang 6Design Relationships - Dependency • A dependency relationship is used to model the association between two classes: – To indicate that

Ngày tải lên: 16/05/2017, 14:47

... by built and tested prior to programs that use that it. • Roles – Network designer • Designs LAN and WAN connectivity – Network administrator builds and tests • Network architecture standards ... development (more frequently used to describe the entire life cycle.) Systems implementation – the installation and delivery of the entire system into production – Day-to-day operation Trang 4The ... Clarifies business requirements – System designer • Clarifies program design and integration requirements – Application programmer (or team) • Writes and tests in-house software Trang 10Levels

Ngày tải lên: 16/05/2017, 14:47

... deliverables, and automated tools that stakeholders use to develop and maintain information systems and software. A general problem-solving approach 1 Identify the problem. 2 Analyze and understand the ... Internet to conduct and support day-to-day business activities Types of e-commerce and e-business – Marketing of corporate image, products, and services – Business-to-consumer (B2C) – Business-to-business ... 25Business Process RedesignBusiness process redesign (BPR) is the study, analysis, and redesign of fundamental business processes to reduce costs and/or improve value added to the business. –

Ngày tải lên: 16/05/2017, 14:52

... software engineering (CASE) – automated software tools that support the drawing and analysis of system models and associated specifications Some CASE tools also provide prototyping and code generation ... tools Middleware Testing tools Version control tools Help authoring tools Repository links Process and Project Managers • Process manager application – an automated tool that helps document and ... estimate and assign resources (including people and costs), schedule activities and resources, monitor progress against schedule and budget, control and modify schedule and resources, and report

Ngày tải lên: 16/05/2017, 14:52

... Facilities and equipment – includes all rooms and technology that will be needed to complete the project. • Supplies and materials – everything from pencils, paper, notebooks to toner cartridges, and ... analysis to adjust schedule and resource allocations in response to schedule and budget deviations. • Manage user expectations of a project and adjust project scope Trang 4Projects and Project ... understand their roles and responsibilities • Directing – coordinating the project • Controlling – monitoring progress • Closing – assessing success and failure Trang 11Project Management Tools

Ngày tải lên: 16/05/2017, 14:53

... (p 340) and K J Pascoe and Van Nostrand Reinhold Co for permission to reprint Fig A1.41 (p 344) * M F Ashby and D R H Jones, Engineering Materials 1: An Introduction to their Properties and Applications, ... Engineering Materials An Introduction to Microstructures, Processing and Design Second Edition by Michael F Ashby and David R H Jones Department of Engineering, Cambridge University, England ... of B (3.2) 26 Engineering Materials and WA + WB = 100% (3.3) Sometimes it is helpful to define the atom (or mol)%, given by XA = atoms of A × 100% atoms of A + atoms of B (3.4) and so on The constitution...

Ngày tải lên: 14/03/2014, 14:20

... systems engineering, electrical engineering, electrochemical engineering, materials engineering, manufacturing engineering and mechanical engineering and an introduction to engineering economics The ... to society’s problems This text covers introductions to bioengineering, chemical engineering, civil engineering, computer and electronic engineering, control systems engineering, electrical engineering, ... contribute toward achieving the purpose of engineering, which is to design useful objects and systems and to understand, predict, and control their function in useful ways? This question introduces into...

Ngày tải lên: 28/06/2014, 22:20

... relevant topics include amplifier [11] and oscillator [12] design principles, power supplies and voltage regulation [13], and different diode detectors Some understanding of elementary logic design and ... Introduction to RF Equipment and System Design For a listing of recent titles in the Artech House Radar Library, turn to the back of this book Introduction to RF Equipment and System Design ... prior to delving more deeply into this book Primarily, this introduction is devoted to showing some of the goals and working methods of systems engineering as applied in various RF and microwave design...

Ngày tải lên: 05/11/2013, 12:15

... Module 1: Introduction to Exchange 2000 and the Web Storage System 11 # Introduction to the Web Storage System Topic Objective To list the topics related to Introduction to the Web Storage System ... group stores into storage groups for easier maintenance ! Storage Groups contain Multiple Stores Storage Group A Store Store Store Store Store Transaction Log Transaction Log Storage Group B Store ... up to five stores in one storage group Module 1: Introduction to Exchange 2000 and the Web Storage System Folder Trees Topic Objective To define public folder trees and their advantages, and to...

Ngày tải lên: 11/12/2013, 14:15

... privilege and protection to all other weavers, dyers, and fullers who should care to come to England to live In 1337 a similar charter was given to a body of weavers coming from Zealand to England ... duties to his landlord, and it "escheated" to the lord in case of failure of heirs Every tenant was bound to attend his landlord to help form a court for judicial work, and to submit to the judgment ... by long and difficult routes to the western countries of Europe Silk and cotton, both raw and manufactured into fine goods, indigo and other dyestuffs, aromatic woods and gums, narcotics and other...

Ngày tải lên: 23/03/2014, 23:20

... ONE TO BUY? TRUST T=r+d TRUST RELIABILITY DELIGHT Trust comes from meeting and beating customer expectations $ Does a brand have a dollar value? AND HOW THIS SELECTION FROM INTERBRAND’S TOP ... IT’S WHAT THEY SAY IT IS WHY IS BRANDING SO HOT? People have too many choices and too little time Most offerings have similar quality and features We tend to base our buying choices on trust ... definition of brand The five disciplines of brand-building READY? LET’S START BY DISPELLING SOME MYTHS FIRST A brand is not a logo SECOND A brand is not an identity X FINALLY A brand is not a...

Ngày tải lên: 28/06/2014, 18:20

... oflines and angles, properties of parallel _ and perpendicular lines, and definitions of arcs, etc., are all that are needed to generate these linkages Compass, protractor, and rule are the only tools ... construction lines from point C) to C2 and from point D) to D2 Bisect line C) C2 and line D)D2 and extend the perpendicular bisectors in convenient directions The rotopole will not be used in this ... any Grashof condition and will usually require the addition of a dyad to control and limit its motion to the positions of interest Compass, protractor, and rule are the only tools needed in this...

Ngày tải lên: 08/08/2014, 12:23