Comprehensive Java Course Certification Training

Module 1: Java Basics & OOP

⏳ 1 week

• Topics: JDK setup, javac/java commands, variables, operators, control flow, methods

• Hands-on: Write console apps: calculators, palindrome checks, and simple class hierarchies

Module 2: Classes, Objects & Inheritance

⏳ 1 week

• Topics: Constructors, this/super, method overloading/overriding, abstract classes, interfaces

• Hands-on: Model a small domain (e.g., vehicle hierarchy) and demonstrate polymorphic behavior

Module 3: Collections & Generics

⏳ 1 week

• Topics: List, Set, Map, iterators, Comparable/Comparator, generics basics

• Hands-on: Implement data-processing tasks (sorting, filtering) using Collections and Streams

Module 4: Exception Handling & I/O

⏳ 1 week

• Topics: Checked vs. unchecked exceptions, try-with-resources, File I/O (java.io & NIO)

• Hands-on: Build a file-processor to read, transform, and write CSV/text data safely

Module 5: Concurrency & Multithreading

⏳ 1 week

• Topics: Thread vs. Runnable, thread lifecycle, synchronization, concurrent collections, ExecutorService

• Hands-on: Develop a multi-threaded downloader or task-executor to illustrate race conditions and locks

Module 6: JDBC & Database Interaction

⏳ 1 week

• Topics: JDBC API, connection pooling, transactions, CRUD operations, SQL injection prevention

• Hands-on: Create a simple CLI app to manage customer records in a relational database

Module 7: Spring Boot & RESTful Services

⏳ 1 week

• Topics: Spring Core DI, Spring MVC, REST controllers, request/response handling, error handling

• Hands-on: Build and test a RESTful API for the earlier JDBC app, exposing JSON endpoints

Module 8: Hibernate & ORM

⏳ 1 week

• Topics: JPA annotations, entity relationships (one-to-many, many-to-many), lazy vs. eager loading

• Hands-on: Migrate JDBC code to use Hibernate entities and repositories for data access

Module 9: Build Tools, Testing & Debugging

⏳ 1 week

• Topics: Maven/Gradle project structure, dependency scopes, JUnit/TestNG basics, debugging techniques

• Hands-on: Set up a Maven project, write unit/integration tests, and step-through code in an IDE

Module 10: Capstone Project – Full-Stack Java App

⏳ 2 weeks

• Topics: Project planning, layering (controller, service, repository), security basics with Spring Security

• Hands-on: Deliver a complete Java web application with a database backend, REST API, and a simple web UI or client

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