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Sun Certified Enterprise Architect for Java EE Study Guide (Exam 310-051), 2nd Edition

by Paul Allen, Joseph Bambara

May 2007

Beginner to intermediate

643 pages

15h 28m

English

McGraw-Hill

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Cover Page
SCEA Sun® Certified Enterprise Architect for java EE Study Guide: (Exam 310-051)
Copyright Page
Dedication
About the Contributors
Contents At a Glance
Contents
Preface
Acknowledgments
Introduction

1 Sun Certification for the Enterprise Architect
Widespread Capabilities for Application DevelopmentJava Is the Glue That Binds the Application Development ProcessCompanies Increasingly Need the Internet to CompeteChallenges of Application Development for the EnterpriseIncreasing Programmer ProductivityJEE Architecture Must Respond to Consumer DemandThe Architect Must Be Able to Integrate JEE and Legacy SystemsThe JEE Standard Promotes Competition and ChoicesDesign Goals of JEE ArchitectureJEE Architects Should Strive for Service AvailabilityJEE Architecture and Connectivity to Existing DataExpanded User Definition: Customers, Employees, and PartnersFlexible User InteractionFlexible Business Component ModelSun Certified Enterprise Architect Distinguishes the JAVA ProfessionalGeneral SCEA Test Preparation Tips
2 Common Architectures and Protocols
Types of ArchitectureSystem ArchitectureReference ArchitectureFlexible Reference ArchitectureArchitectural Design and PrinciplesWhere Architecture Fits in Analysis, Design, and DevelopmentArchitectural TerminologyAbstractionSurface AreaBoundariesBrittlenessCapabilities, Friction, and LayeringPrinciples of ArchitectureLayeringTiersCapabilities of an ArchitectureCreating an Architecture Using Distributed Services and JEEEnterprise JavaBeansDistributed Application Life cycleIterative Development/MVCSimplified Architecture and DevelopmentComponent-Based Application ModelsJEE APIs and CertificationJEE SpecificationJEE Reference ImplementationSun BluePrint Design Guidelines for JEEXML and JEEWhy Use XML?Electronic Data Exchange and E-CommerceElectronic Data Interchange (EDI)Enterprise Application Integration (EAI)Software Development and XMLXML Technology and the Java PlatformDistributed Programming ServicesNaming and RegistrationRemote Method Invocation (RMI)ProtocolsDistributed Object FrameworksExercise 2-1 Role of ArchitectExercise 2-2 Architecture TerminologyExercise 2-3 Abstraction, Boundaries, Brittleness, and CapabilitiesExercise 2-4 Fundamentals of System ArchitectureExercise 2-5 AbstractionCertification SummaryTwo-Minute DrillGiven an Architecture Described in Terms of Network Layout, List Benefits and Potential Weaknesses Associated with ItQ&A Self TestSelf Test Answers
3 Object-Oriented Analysis and Design
Analysis and Design of Object-Oriented ArchitectureKey Features of OOP: Objects and ClassesDefining Object-Oriented Analysis and DesignProject Life CycleUnified Modeling LanguageElements Used in UMLRelationships Used in UMLDiagrams Used in UMLStereotypesPractical Use of UML DiagramsTwo-Minute DrillQ&A Self TestSelf Test Answers
4 Applicability of JEE Technology
Explain the JEE Architecture and System RequirementsJEE Technology Layers AppliedJEE Application ComponentsJEE ArchitectureExercise 4-1 JEE Architecture and the Nonfunctional Requirements of a SystemDevelopment Methodology and ProcessExplain the Use of Patterns in the JEE FrameworkUse of Patterns in the JEE FrameworkExercise 4-2 Patterns in the JEE Framework and DevelopmentDescribe the Concepts of “Best Practices” and “Guidelines”Identifying the Need for Best PracticesBest Practice: Client TierIllustrate the Use of JEE for WorkflowBest Practice: MVC PatternExercise 4-3 Structuring DevelopmentExercise 4-4 Defining Best Practice and GuidelineReview Best Practices Applicable for All TiersReview Best Practices for the Client TierEnumerate the Components and Categories of the Web TierExplain How to Apply MVC to the Web TierReview the Best Practices for the Presentation LayerExercise 4-5 Illustrate the Use of JEE for WorkflowReview the Internationalization and LocalizationInternationalization, Localization, and LocaleExercise 4-6 Localization and InternalizationThe EJB TierJEE Best Practices: Data Access ObjectsJEE Best Practices: Value ObjectsJEE Best Practices: Session Bean FacadeJEE Best Practices: Master DetailExercise 4-7 Data Access ObjectsExercise 4-8 Value ObjectsExercise 4-9 FacadesJEE Best Practices: EIS Integration TierJEE Connector OverviewIllustrate When to Use JEE Technology for Given SituationsEIS Guidelines: Data AccessEIS Access ObjectsGuidelines: ConnectionsPerformance-Related Best Practices: Data CachingJEE Best Practices: ServicesSecuritySecurity TerminologyAuthentication in the EJB and EIS Integration TiersTransactionsTransaction Guidelines in EISExercise 4-10 Security GuidelinesExercise 4-11 The Role of TransactionsTwo-Minute DrillQ&A Self TestSelf Test Answers
5 Design Patterns
Identify the Benefits of Using Design PatternsDesign Patterns by Gamma et al., also known as The Gang of Four (GoF)Identify the Most Appropriate Design Pattern for a Given ScenarioGoF Creational Design PatternsGoF Structural Design PatternsGoF Behavioral Design PatternsSun’s J2EE PatternsState the Name of a Gamma et al. Design Pattern Given the UML Diagram and/or a Brief Description of the Pattern’s FunctionalityIdentify Benefits of a Specified Gamma et al. Design PatternIdentify the Gamma et al. Design Pattern Associated with a Specified Java EE Technology FeatureTwo-Minute DrillQ&A Self TestSelf Test Answers
6 Legacy Connectivity
Introduction to Legacy ConnectivityLegacy Connectivity Using Java: the Classic ApproachLegacy Connectivity Using JEE Connector ArchitectureJava Connector ArchitectureJEE Connector Architecture: A General Integration StrategyThe Structure of the JCABasic JCA 1.0 Adapter ImplementationJCA 1.5 Adapter ImplementationDistinguish Appropriate from Inappropriate Techniques for Providing Access to a Legacy System from Java Technology Code Given an Outline Description of That Legacy SystemExercise 6-1 Techniques and Best PracticesExercise 6-2 Implementing Data Validation and Referential Integrity ContraintsExercise 6-3 Legacy MappingExercise 6-4 Transaction MonitorsExercise 6-5 Off-Board ServersExercise 6-6 JDBC vs. ODBCExercise 6-7 Accessing Legacy System SoftwareExercise 6-8 Accessing COM ObjectsExercise 6-9 RMI vs. CORBATwo-Minute DrillQ&A Self TestSelf Test Answers
7 Enterprise JavaBeans and the EJB Container Model
JSR 220: Enterprise JavaBeans 3.0List the Required Classes/Interfaces That Must Be Provided for an Enterprise JavaBeans ComponentClasses and Interfaces Prior to EJB 3.0Classes and Interfaces for EJB 3.0Distinguish Between Session and Entity BeansSession and Entity BeansRecognize Appropriate Uses for Entity, Stateful Session, and Stateless Session BeansWhen to Use Entity and Session JavaBeansDistinguish Between Stateful and Stateless Session BeansUsing Session BeansExercise 7-1 Review Code for a Stateless Session Bean (Prior to EJB 3.0)Exercise 7-2 Review Code for a Stateful Session Bean (Prior to EJB 3.0)Using Entity Beans (Prior to EJB 3.0)Exercise 7-3 Review Code for Entity Bean Using Container-Managed Persistence (Prior to EJB 3.0)A Closer Look at Entity Beans (Prior to EJB 3.0)State the Benefits and Costs of Container-Managed PersistenceManaging Persistence (Prior to EJB 3.0)EJB Clients (Prior to EJB 3.0)Entity Beans (EJB 3.0)State the Transactional Behavior in a Given Scenario for an Enterprise Bean Method with a Specified Transactional Deployment DescriptorTransactions and Transaction ManagementGiven a Requirement Specification Detailing Security and Flexibility Needs, Identify Architectures That Would Fulfill Those RequirementsSecurityEJB Framework (Prior to EJB 3.0)Identify Costs and Benefits of Using an Intermediate Data Access Object Between an Entity Bean and the Data ResourceUsing Data Access Objects for Entity BeansState the Benefits of Bean Pooling in an EJB ContainerBean Pooling in the EJB ContainerState the Benefits of Passivation in an EJB containerPassivation/ActivationExplain How the Enterprise JavaBeans Container Does Life Cycle Management and Has the Capability to Increase ScalabilityThe Life Cycle of an EJBTwo-Minute DrillQ&A Self TestSelf Test Answers
8 Messaging
Messaging BasicsMessagesMiddlewareMessage-Oriented MiddlewareCommunication ModesIdentify Scenarios That Are Appropriate to Implementation Using MessagingList Benefits of Synchronous and Asynchronous MessagingIdentify Scenarios That Are More Appropriate to Implementation Using Asynchronous Messaging, Rather Than SynchronousIdentify Scenarios That Are More Appropriate to Implementation Using Synchronous Messaging, Rather Than AsynchronousJava Message ServiceHandling ExceptionsManaging SessionsComponents of a JMS MessageRequired Components of a JMS ApplicationObjects Used to Create and Receive Messages in a JMS Client ApplicationHow the Point-to Point Message Model WorksHow the Publish/Subscribe Message Model WorksMessage-Driven Bean (MDB) ComponentIdentify Scenarios That Are Appropriate to Implementation Using Messaging, Enterprise JavaBeans Technology, or BothTwo-Minute DrillQ&A Self TestSelf Test Answers
9 Internationalization and Localization
State Three Aspects of Any Application That Might Need to Be Varied or Customized in Different Deployment LocalesInternationalization and LocalizationOverview of Internationalizing an ApplicationList Three Features of the Java Programming Language That Can Be Used to Create an Internationalizable/Localizable ApplicationJava Support for Internationalization and LocalizationUsing Java Internationalization APIs in JEE ApplicationsWeb Tier InternationalizationLogging and Error MessagesTwo-Minute DrillQ&A Self TestSelf Test Answers
10 Security
SecurityIdentify Security Restrictions That Java Technology Environments Normally Impose on Applets Running in a Browser Applets in a BrowserApplets in a BrowserGiven an Architectural System Specification, Identify Appropriate Locations for Implementation of Specified Security Features and Select Suitable Technologies for Implementation of Those FeaturesAuthenticationAuthorizationTwo-Minute DrillQ&A Self TestSelf Test Answers
11 Case Study: Overview of Securities Trading System
The Case Study InfrastructureWebSphere Application ServerContinuous Trade ProcessingSQLBIS Database ServerModel and Develop the Case StudyActor DefinitionBusiness Process ModelSequence DiagramsClass DescriptionsClass DiagramsState Transition (Life cycle) DiagramsTrade System Design and ImplementationStock Order Entry ScreenTrade Application PackagesTrade Application Implementation Infrastructure
A About the CD
Glossary
Index

Content preview from Sun Certified Enterprise Architect for Java EE Study Guide (Exam 310-051), 2nd Edition

Preface

Acknowledgments

Introduction

1 Sun Certification for the Enterprise Architect

Widespread Capabilities for Application Development

Java Is the Glue That Binds the Application Development Process

Companies Increasingly Need the Internet to Compete

Challenges of Application Development for the Enterprise

Increasing Programmer Productivity

JEE Architecture Must Respond to Consumer Demand

The Architect Must Be Able to Integrate JEE and Legacy Systems

The JEE Standard Promotes Competition and Choices

Design Goals of JEE Architecture

JEE Architects Should Strive for Service Availability

JEE Architecture and Connectivity to Existing Data

Expanded User Definition: Customers, Employees, and Partners

Flexible User Interaction

Flexible Business ...

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Sun Certified Enterprise Architect for Java EE Study Guide (Exam 310-051), 2nd Edition

by Paul Allen, Joseph Bambara

CONTENTS

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