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Structured techniques : the basis for CASE / по Martin, James

Оглавление: “...3 (12) Objectives 3 (5) Evolution 8 (3) Mathematical Rigor 11 (1) CASE: Computer-Aided Systems Engineering 12 (1) Important Characteristics 13 (1) Loyalty to Old Techniques 13 (2) 2 Philosophies of Structured Techniques 15 (22) Introduction 15 (1) Basic Principles 15 (5) Basic Principles of Software Engineering 20 (3) The Data-Base Environment 23 (1) Automation of Analysis, Design, and Coding 24 (2) Graphics 26 (1) Provably Correct Constructs 26 (1) Management of Complexity 27 (1) Changing Computer Languages 28 (1) End-User Involvement 28 (2) User-Friendly Structured Techniques 30 (1) The Design Process 30 (7) PART II PROGRAMMING METHODOLOGIES 37 (72) 3 Structured Programming 37 (8) The Shift to Software 37 (1) Introduction of Structured Programming 38 (1) GO TO-less Programming 38 (1) Objectives 39 (1) Definitions 39 (6) 4 Structured Programs 45 (22) Properties of a Structured Program 45 (1) Limited Control Constructs 45 (3) Nested IF 48 (1) Case Statement 49 (1) Escape 50 (1) Highest-Level Control Constructs 50 (1) Standardized Module Format 51 (1) Hierarchical Organization 51 (1) Program Control Structure 52 (1) Program Paths 53 (1) Documentation 54 (5) Indentation 59 (1) Structured Coding Standards 59 (8) 5 Modular Programming and Control of Complexity 67 (16) Divide and Conquer 67 (1) Program Modules 67 (1) Black Box Model 68 (1) Modularization Schemes 68 (2) Module Size 70 (1) Complexity Metrics 70 (5) Module Relationships 75 (5) Program Shape 80 (3) 6 Programming by Stepwise Refinement 83 (8) Changing Programming from Craft to Science 83 (1) Stepwise Refinement 83 (1) Levels of Abstraction 84 (1) An Example of the Refinement Process 85 (6) 7 Top-Down, Bottom-Up, and Structured Programming 91 (12) Structured Programming Methodologies 91 (1) Top-Down Programming 91 (4) Bottom-Up Versus Top-Down Programming 95 (1) Bottom-Up Programming 96 (2) Choosing a Development Approach 98 (1) Combinations 99 (4) 8 Commentary on Structured Programming Methodologies 103 (6) The Problem of Programming in the Large 103 (1) Program Complexity 103 (1) The Absence of Rigor 104 (1) Recommendation 105 (4) PART III DIAGRAMMING TECHNIQUES 109 (290) 9 Diagrams and Clear Thinking 109 (14) Introduction 109 (1) Changing Methods 110 (1) Categories of Structured Diagrams 111 (1) End-User Involvement 111 (6) Program Documentation Tools 117 (1) Utility of Documentation 118 (2) Computer-Aided Diagramming 120 (1) Functions of Structured Diagrams 120 (3) 10 Forms of Structured Diagrams 123 (26) Introduction 123 (1) Forms of Tree Structure 123 (2) Inhibition of Change 125 (1) Left-to-Right Trees 126 (5) Sequence of Operations 131 (1) Mesh-Structured Diagrams 131 (2) COW Charts 133 (1) Nested Charts 134 (4) Data-Model Charts 138 (3) Root Nodes 141 (1) Find the Trees 142 (3) Computer Magic 145 (1) Symbols with Obvious Meaning 145 (3) Summary 148 (1) 11 Data Flow Diagrams 149 (16) Introduction 149 (1) Defining Data Flow 149 (1) Components of a DFD 149 (3) Leveling a DFD 152 (2) Process Specification and Data Dictionary 154 (1) Gane and Sarson Notation 155 (3) Use of Computer Graphics 158 (5) Commentary 163 (1) Data Layering 164 (1) 12 Three Species of Functional Decomposition 165 (16) Introduction 165 (1) Levels of Thoroughness in Functional Decomposition 165 (1) Species I Functional Decomposition: Corporate Model 166 (4) Species II Functional Decomposition 170 (6) Species III Functional Decomposition 176 (1) Commentary 177 (4) 13 Structure Charts 181 (10) Hierarchical Diagram 181 (1) Components of a Structure Chart 181 (2) Control Relationships 183 (1) Common Modules 183 (1) Library Modules 184 (1) Data Transfer 184 (2) Sequence, Selection, and Iteration 186 (2) Transaction Center 188 (1) Computer Graphics 188 (3) 14 HIPO Diagrams 191 (6) Introduction 191 (1) Diagram Components 192 (2) Analysis and Design Tools 194 (1) Commentary 194 (3) 15 Warnier-Orr Diagrams 197 (10) Introduction 197 (1) Representation of Data 197 (2) Representation of Program Structure 199 (2) Critique of Warnier-Orr Diagrams 201 (6) 16 Michael Jackson Diagrams 207 (12) Introduction 207 (1) Tree-Structure Diagrams 207 (2) Data-Structure Diagrams 209 (2) Program-Structure Diagrams 211 (1) System Network Diagram 212 (1) From Data to Programs 213 (1) Critique of Jackson Diagrams 214 (5) 17 Flowcharts 219 (8) Overview Versus Detailed Structure 219 (1) Flowcharts 220 (2) Flowchart Symbols 222 (1) Critique of Flowcharts 222 (5) 18 Structured English and Pseudocode 227 (12) Introduction 227 (1) Why Should English Be Structured? ...”

Proactive purchasing in the supply chain : the key to world-class procurement / по Burt, David N.

Оглавление: “...Initiate Lease or Contract Post-Award Activities Summary Endnotes Suggested Reading Chapter 9 Purchasing Services Introduction Hidden Opportunities The Statement of Work Four Formats for Statements of Work Planning the Statement of Work Writing the Statement of Work Artificial Intelligence Tips on Writing an Effective Statement of Work Selecting Service Contractors Tips from a Professional The Ideal Services Supplier Pricing Service Contracts Professional Services Technical Services Operating Services Third Party Contracts So, Your Services Contract Is About to Expire Contract Administration Services Purchases and the Internet Construction Services Conventional Method Design and Build, Firm Agreed Price Method Design and Build, Cost-Reimbursable Method Building Team The Owner as a Contractor Construction Purchasing Entails Unique Problems Performance Contracting The Special Case of Contracting Consultants Qualifying the Consultants Summary Endnotes Suggested Reading Chapter 10 Production and Inventory Control Part I: The Fundamentals of Production Planning Modern Production Planning Systems Aggregate Planning and Master Scheduling Material Requirements Planning Capacity Requirements Planning Control of Production Activities Two Management Considerations Evolution of MRP and MRP II Systems Impact on Purchasing and Supply Just-in-Time Production Planning A JIT Illustration JIT's Impact on Purchasing and Supply ERP Systems Radio Frequency Identification System (RFID) Summary Part II: The Functions of Inventories Definition of Inventories Inventory Analysis Inventory Catalog ABC Analysis-The 80-20 Concept Dependent and Independent Demand Costs Associated with Inventories Carrying Costs Acquisition Costs Economic Order Quantity (EOQ) Concept Other Uses of the EOQ Concept The Weaknesses of the EOQ Formula Types of Inventory Control Systems Cyclical or Fixed Order Interval System The Just-in-Time (JIT) Approach Material Requirements Planning (MRP) System Order Point or Fixed Order Quantity System Summary Appendix: The Fundamentals of Inbound Transportation Endnotes Suggested Reading Chapter 11 Demand Management and Logistics The Key to Supply Chain Management The SCM Triangle Evolution to Strategic SCM Strategic Demand Management The Bullwhip Effect Evolution of Strategic Demand Forecasting Demand Forecasting Fundamentals Planning with Time Fences Implications for Supply Management Strategic Logistics Management Logistics Defined The Role of Logistics in Supply Chain Management Eliminate the Warehouse, If Possible Summary Endnotes Suggested Reading Chapter 12 Outsourcing Outsourcing: A Growth Industry Strategic Issues Core Competencies Supplier Dominance The Creation of Strategic Vulnerabilities The Dangers of Vertical Integration Horizontal Integration New Product Development and Outsourcing Lean Manufacturing Tactical Decisions Factors Influencing Make-or-Buy Decisions Cost Considerations Control of Production or Quality Technology Risk and Maturity Unreliable Suppliers Suppliers' Specialized Knowledge and Research Small-Volume Requirements Limited Facilities Work Force Stability Multiple-Source Policy Managerial Control Considerations Procurement and Inventory Considerations Netsourcing The Volatile Nature of the Make-or-Buy Decision Insourcing Dangers of Outsourcing Administration of Make-or-Buy Activities Chief Resource Officer Framework for Outsourcing Executive Level Involvement The Special Disadvantages of Outsourcing Business Processes Summary Endnotes Suggested Reading Chapter 13 Sourcing The Strategic Sourcing Plan Discovering Potential Suppliers Evaluating Potential Suppliers Selecting Suppliers Bidding vs. ...”