Test Bank for Systems Analysis and Design, 8th Edition by Dennis, Wixom

,Table of Contents
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Preface v
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Part 1 Planning Phase
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1 The Systems Analyst and Information Systems
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Development, 3
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Introduction, 4 t


The Systems Analyst, 6
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Systems Analyst Skills, 6
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Systems Analyst Roles, 7
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The Systems Development Life Cycle, 8
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Planning, 10
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Analysis, 11 t


Design, 12 t


Implementation, 12 t


Project Identification and Initiation, 13
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System Request, 15
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Applying the Concepts at DrōnTeq, 16 t t t t t


Feasibility Analysis, 19
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Technical Feasibility, 20 t t


Economic Feasibility, 21 t t


Organizational Feasibility, 27 t t


Applying the Concepts at DrōnTeq, 29
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Chapter Review, 31
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Appendix 1A: Detailed Economic Feasibility t t t t


Analysis for DrōnTeq, 35
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2 Project Selection and Management, 37 t t t t


Introduction, 38
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Project Selection, 39 t t


Applying the Concepts at DrōnTeq, 40 t t t t t


Creating the Project Plan, 41
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Project Methodology Options, 42
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Selecting the Appropriate Development Methodology, 49
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Contents
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xii Contents
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Staffing the Project, 52 t t t


Staffing Plan, 52
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,Coordinating Project Activities, 55 t t t


Managing and Controlling the Project, 58
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Refining Estimates, 58
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Managing Scope, 60 t t


Timeboxing, 60 t


Managing Risk, 61 t t


Applying the Concepts at DrōnTeq, 62t t t t t


Staffing the Project, 63
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Coordinating Project Activities, 64 t t t


Chapter Review, 65
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Part 2 Analysis Phase
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3 Requirements Determination, 71 t t


Introduction, 72 t


The Analysis Phase, 72
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Requirements Determination, 74
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What Is a Requirement?, 74
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The Process of Determining Requirements, 78
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The Requirements Definition Statement, 78
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Requirements Elicitation Techniques, 80
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Requirements Elicitation in Practice, 80
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Interviews, 81
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Joint Application Development (JAD), 88
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Questionnaires, 92
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Document Analysis, 94 t t


Observation, 96 t


Selecting the Appropriate Techniques, 96t t t t


Requirements Analysis Strategies, 98
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Problem Analysis, 98
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Root Cause Analysis, 98
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Duration Analysis, 100
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Activity-Based
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Costing, 100 t


Informal Benchmarking, 100 t t


Outcome Analysis, 101 t t


Technology Analysis, 101 t t


Activity Elimination, 102 t t


Comparing Analysis Strategies, 103
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Applying the Concepts at DrōnTeq, 103
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, Eliciting and Analyzing Requirements, 103
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Requirements Definition, 104
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System Proposal, 104 t t


Chapter Review, 106 t t


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Contents xiii
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4 Understanding Processes with Use Cases and Process t t t t t t


Models, 111
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Introduction, 112 t


What Is a Use Case?, 113
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The Use Case Concept in a Nutshell, 113
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Use Case Formats and Elements, 114
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Casual Use Case Format, 114
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Use Cases in Sequence, 117
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Applying Use Cases, 118
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Use Case Practical Tips, 118
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Use Cases and Functional Requirements, 119
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Use Cases and Testing, 119
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Creating Use Cases, 120 t t t


Identify the Major Use Cases, 120
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Identify the Major Steps for Each Use Case, 122
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Identify Elements within Steps, 125
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Confirm the Use Case, 128 t t t t


Revise Functional Requirements Based on Use Cases, 129
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Applying the Concepts at DrōnTeq, 129
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Identifying the Major Use Cases, 129 t t t t t


Elaborating on the Use Cases, 130
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Data Flow Diagrams, 134
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Reading Data Flow Diagrams, 134 t t t t


Elements of Data Flow Diagrams, 136
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Using Data Flow Diagrams to Define Business Processes, 139
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Process Descriptions, 142
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Creating Data Flow Diagrams, 144 t t t t


Creating the Context Diagram, 145
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Creating Data Flow Diagram Fragments, 146 t t t t t


Creating the Level 0 Data Flow Diagram, 148
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Creating Level 1 Data Flow Diagrams (and Below), 149
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Validating the Data Flow Diagrams, 152
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