11. 1 Problem Solving and Systems Development




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Название11. 1 Problem Solving and Systems Development
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Chapter 11

Building Information Systems and Managing Projects


Student Objectives


  1. Identify and describe the core problem-solving steps for developing new information systems.

  2. Evaluate alternative methods for building information systems.

  3. Compare alternative methodologies for modeling and designing systems.

  4. Determine how information systems projects should be selected and evaluated.

  5. Assess requirements for successfully managing change created by new systems.



Chapter Outline

11.1 Problem Solving and Systems Development


Defining and Understanding the Problem

Developing Alternative Solutions

Evaluating and Choosing Solutions

Implementing the Solution

11.2 Alternative Systems-Building Approaches

Traditional Systems Development Lifecycle

Prototyping

End-User Development

Purchasing Solutions: Application Software Packages and Outsourcing

Rapid Application Development for E-Business

11.3 Modeling and Designing Systems

Structured Methodologies

Object-Oriented Development

Computer-Aided Software Engineering (CASE)

11.4 Project Management

Project Management Objectives

Selecting Projects: Making the Business Case for a New System

Managing Project Risk and System-Related Change

Managing Projects on a Global Scale

11.5 Hands-on MIS


Key Terms


The following alphabetical list identifies the key terms discussed in this chapter. The page number for each key term is provided.



Acceptance testing, 376

PERT charts, 392

Component-based development, 385

Phased approach, 376

Computer-aided software engineering (CASE), 385

Portfolio analysis, 388

Conversion, 376

Process specifications, 383

Customization, 380

Production, 377

Data flow diagram (DFD), 382

Project, 386

Direct cutover, 376

Project management, 386

Documentation, 376

Prototyping, 378

End-user development, 379

Rapid application development (RAD), 382

Ergonomics, 392

Request for Proposal (RFP), 380

Feasibility study, 373

Scope, 386

Formal planning and control tools, 392

Scoring model, 390

Gantt charts, 392

Structure chart, 383

Implementation, 391

Structured, 382

Information requirements, 372

System testing, 376

Information systems plan, 388

Systems analysis, 372

Intangible benefits, 387

Systems design, 374

Joint application design (JAD), 382

Systems development life cycle (SDLC), 377

Maintenance, 377

Tangible benefits, 387

Object-oriented development, 384

Test plan, 376

Organizational impact analysis, 394

Testing, 376

Parallel strategy, 376

Unit testing, 376
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