preface xix

part i foundations for systems development

chapter 1 the systems development environment

what is information systems analysis and design?

systems analysis and design: core concepts

systems

definition of a system and its parts

important system concepts

a modern approach to systems analysis and design

your role in systems development

developing information systems and the systems

development life cycle

phase 1: systems planning and selection

phase 2: systems analysis

phase 3: systems design

phase 4: systems implementation and operation

alternative approaches to development

prototyping

computer-aided software engineering (case) tools

joint application design

rapid application development

participatory design

agile methodologies

key points review

key terms checkpoint

review questions

problems and exercises

discussion questions

case problems

chapter 2 the sources of software

introduction

systems acquisition

outsourcing

sources of software

choosing off-the-shelf software

reuse

key points review

key terms checkpoint

review questions

problems and exercises a

field exercises

case: petrie's electronics

chapter 3 managing the information systems project

pine valley furniture company back, round

managing the information systems project

initiating the project

planning the project

executing the project

closing down the project

representing and scheduling project plans

representing project plans

calculating expected time durations using pert

constructing a gantt chart and network diagram

at pine valley furniture

using project management software

establishing a project starting date

entering tasks and assigning task relationships

selecting a scheduling method to review project reports

key points review

key terms checkpoint

review questions

problems and exercises

discussion questions

case problems

case: petrie's electronics

part ii systems planning and selection

chapter 4 systems planning and selection

identifying and selecting projects

the process of identifying and selecting information

systems development projects

deliverables and outcomes

initiating and planning systems development projects

the process of initiating and planning systems

development projects

deliverables and outcomes

assessing project feasibility

assessing economic feasibility

assessing other feasibility concerns

building the baseline project plan

reviewing the baseline project plan

pine valley furniture webstore: systems planning

and selection

intemet basics

pine valley furniture webstore

key points review ]

key terms checkpoint

review questions

problems and exercises

discussion questions

case problems

case: petrie's electronics

part iii systems analysis

chapter 5 determining system requirements

performing requirements determination

the process of determining requirements

deliverables and outcomes

requirements structuring

traditional methods for determining requirements

interviewing and listening

directly observing users

analyzing procedures and other documents

modern methods for determining system requirements

joint application design

using prototyping during requirements determination

radical methods for determining system requirements

identifying processes to reengineer

disruptive technologies

pine valley furniture webstore: determining system
requirements

system layout and navigation characteristics

webstore and site management system capabilities

customer and inventory information

system prototype evolution

key points review

key terms checkpoint

review questions

problems and exercises

discussion questions

case problems

case: petrie's electronics

chapter 6 structuring system requirements: process modeling

process modeling

modeling a system's process

deliverables and outcomes

data-flow diagramming mechanics

definitions and symbols

developing dfds: an example

data-flow diagranuning rules

decomposition of dfds

balancing dfds

using data-flow diagramming in the analysis process

guidelines for drawing dfds

using dfi)s as analysis tools

using dfds in business process reengineering

logic modeling

modeling logic with decision tables

pine valley furniture webstore: process modeling

process modeling for pine valley furniture's webstore

key points review

key terms checkpoint

review questions

problems and exercises

discussion questions

case problems

case: petrie's electronics

chapter 7 structuring system requirements:

conceptual data mocleling

conceptual data modeling

the process of conceptual data modeling

deliverables and outcomes

gathering information for conceptual data

modeling

introduction to entity-relationship modeling

entities

attributes

candidate keys and identifiers

multivalued attributes

relationships

conceptual data modeling and the e-r model

degree of a relationship

cardinalities in relationships

an example of conceptual data modeling at hoosier burger

pvf webstore: conceptual data modeling

conceptual data modeling for pine valley furniture's webstore

selecting the best alternative design strategy

the process of selecting the best alternative design strategy

generating alternative design strategies

developing design strategies for hoosier burger's new inventory
control system

selecting the most likely alternative

key points review

key terms checkpoint

review questions

problems and exercises

discussion questions

case problems

case: petrie's electronics

part iv systems design

chapter 8 designing the human interface

designing forms and reports

the process of designing forms and reports

deliverables and outcomes

formatting forms and reports

designing interfaces and dialogues

the process of designing interfaces and dialogues

deliverables and outcomes

designing interfaces

designing dialogues

pine valley furniture webstore: designing

the human interface

general guidelines for designing web interfaces

general guidelines for web layouts

designing the human interface at pine valley furniture

menu-driven navigation with cookie crumbs

lightweight graphics

forms and data integrity

template-based html

key points review

key terms checkpoint

review questions

problems and exercises

discussion questions

case problems

case: petrie's electronics

chapter 9 designing databases

database design

the process of database design

deliverables and outcomes

relational database model

weli-structured relations

normalization

rules of normalization

functional dependence and primary keys

second normal form

third normal form

transforming e-r diagrams into relations

represent entities

represent relationships

summary of transforming e~r diagrams to relations

merging relations

an example of merging relations

view integration problems

logical database design for hoosier burger

physical file and database design

des~ fields

choosing data types

controlling data integrity

designing physical tables -

arranging table rows

designing controls for files

physical database design for hoosier burger

pine valley furniture webstore: designing databases

designing databases for pine valley furniture's

webstore

key points review

key terms checkpoint

review questions

problems and exercises

discussion questions

case problems

case: petrie's electronics

part v systems implementation and operation

chapter 10 systems implementation and operation

systems implementation and operation

the processes of coding, testing, and installation

deliverables and outcomes from coding, testing, and
installation

the processes of documenting the system, training users, and
supporting users

deliverables and outcomes from documenting the system, users, and
supporting users

the process of maintaining information systems

deliverables and outcomes from maintaining information
systems

software application testing

seven different types of tests

the testing process

acceptance testing by users

installation

planning installation

documenting the system

user documentation

preparing user documentation

training and supporting users

trah~ng information system users

supporting infonuation system users

support issues for the analyst to consider

why implementationsometimes fails

project closedown

conducting systems maintenance

types of maintenance

the cost of maintenance

measuring maintenance effectiveness

controlling maintenance requests

configuration management

role of automated development tools in maintenance

web site maintenance

maintaining an information system

at pine valley furniture

pine valley furniture webstore: systems implementation

and operation

systems implementation and operation

for pine valley furniture's webstore

key points review

key terms checkpoint

review questions

problems and exercises

discussion questions

case problems

case: petrie's electronics

appendix a object-oriented analysis and design

the object-oriented modeling approach

use-case modeling

object modeling: class diagrams

representing associations

representing generalization

representing aggregation

dynamic modeling: state diagrams

dynamic modeling: sequence diagrams

designing a use case with a sequence diagram

moving to design

key points review

key terms checkpoint

review questions

problems and exercises

appendix b agile methodologies 38 i

the trend to agile methodologies

agile methodologies

extreme progranuning

the heart of the systems development process

requirements determination

design specifications

implementation

what we've learned about agile methodologies

key points review

key terms checkpoint

review questions

problems and exercises

references

glossary of acronyms

glossary of terms

index