Chapter 1: Introduction to Java
Chapter 2: Object-Oriented Programming in Java
Chapter 3: Data Types and Operators
Chapter 4: Control Flow Statements
Chapter 5: Java Memory Management
Chapter 6: Exception Handling in Java
Chapter 7: Java Collections Framework
Chapter 8: Generics in Java
Chapter 9: Java I/O Streams
Chapter 10: Java NIO
Chapter 11: Lambda Expressions and Functional Interfaces
Chapter 12: Multithreading in Java
Chapter 13: Concurrency and Synchronization
Chapter 14: Java 8 Features
Chapter 15: Annotations in Java
Chapter 16: Java Reflection API
Chapter 17: JDBC and Database Connectivity
Chapter 18: Java Persistence API (JPA)
Chapter 19: Servlets and JSP
Chapter 20: Java Server Faces (JSF)
Chapter 21: Introduction to Spring Framework
Chapter 22: Spring Boot
Chapter 23: Dependency Injection in Spring
Chapter 24: Spring AOP
Chapter 25: Spring MVC
Chapter 26: Spring Security
Chapter 27: Spring Data JPA
Chapter 28: Hibernate and ORM
Chapter 29: RESTful Web Services with Spring
Chapter 30: Microservices Architecture with Spring Boot
Chapter 31: Messaging with JMS and Kafka
Chapter 32: Testing in Java with JUnit and Mockito
Chapter 33: Logging in Java
Chapter 34: Design Patterns in Java
Chapter 35: Java Performance Tuning
Chapter 36: RESTful Web Services in Java
Chapter 37: Kubernetes and Java Applications
Chapter 38: Working with Cloud in Java
Chapter 39: CI/CD for Java Applications
Chapter 40: Advanced Java Interview Scenarios