java ee 7 certification practice

This workspace consists of Java EE 8 Samples and unit tests for the Oracle certification exam 1z0-900

Requirements

• Java 11
• Maven 3.8.1

Exam topics

Understand Java EE Architecture

• Describe Java EE 7 standards, containers, APIs, and services

• Differentiate between application component functionalities as they apply to different tiers and containers, including Java EE Web Container, Business Logic implementation and WebServices

*Create, package and deploy Java EE application

• Demonstrate understanding of Enterprise JavaBeans and CDI beans, their lifecycle and memory scopes

• Demonstrate understanding of the relationship between bean components, annotations, injections, and JNDI

Implement Business Logic by Using EJBs

• Create session EJB components containing synchronous and asynchronous business methods, manage the life cycle container callbacks and use interceptors

• Demonstrate understanding of how to control EJB transactions, distinguish Container Managed (CMT) and Bean Managed (BMT) transactions

• Create EJB timers

Implement SOAP Services by Using JAX-WS and JAXB APIs

• Create SOAP Web Services and Clients using JAX-WS API

• Define Java to XML Schema mappings to marshall and unmarshall Java Objects by using JAXB API

Create Java Web Applications using JSPs

• Describe JSP life cycle

• Describe JSP syntax, use tag libraries and Expression Language (EL)

• Handle errors using Servlets and Java Server Pages

Create Java Applications using WebSockets

• Understand and utilise WebSockets communication style and lifecycle

• Create WebSocket Server and Client Endpoint Handlers using JSR 356 API and JavaScript

• Produce and consume, encode and decode WebSocket messages

Secure Java EE 7 Applications

• Describe Java EE declarative and programmatic security and configure authentication using application roles and security constraints and Login Modules

• Describe WebServices security standards

Use Concurrency API in Java EE 7 Applications

• Demonstrate understanding of Java Concurrency Utilities and use Managed Executors

• Manage Persistence using JPA Entities and BeanValidation

Create JPA Entity and Relationship Object-Relational Mappings (ORM)

• Use Entity Manager to perform database operations, transactions and locking with JPA entities

• Handle entity data with conversions, validations, and key generation

• Create and execute JPQL statements

Use Java Message Service API

• Describe the Java Message Service (JMS) messaging models and implement Java SE and Java EE message producers and consumers, including Message-Driven beans

• Use transactions with JMS API

Create Java Web Applications using Servlets

• Create Java Servlets, describe how they are mapped to urls and use HTTP methods

• Handle HTTP headers, parameters, cookies

• Manage servlet life cycle with container callback methods and WebFilters

Implement REST Services using JAX-RS API

• Understand and Apply REST service conventions

• Create REST Services and clients using JAX-RS API

Develop Web Applications using JSFs

• Describe JSF architecture, lifecycle and navigation

• Understand JSF syntax and use JSF Tag Libraries

• Handle localisation and produce messages

• Use Expression Language (EL) and interact with CDI beans

Use CDI Beans

• Create CDI Bean Qualifiers, Producers, Disposers, Interceptors, Events and Stereotypes

Use Batch API in Java EE 7 Applications

• Describe batch jobs using JSL XML documents and JSR 352 API