Java AtoZ Notes
Java AtoZ Mastery Notes
Master Java in One Place — 37 Parts of Lessons with Detailed, Indepth Theory + Code Examples + 50< Most Important Interview Oriented Key Q&As β
Syllabus Included in this Ebookπ
Java: The Complete, Detailed Study Notes Index (From Basics to Advanced)
Basics – Includes 17 Parts
Advanced – Includes Next 20 Parts + 50 Q&As
In Total: 37 Parts, 90 Pages (Updated), covering all the topics from basic to advanced + 50 IMP Question & Answers
Phase I: Foundations & Syntax (Parts 1-5)
Focus: Syntax, Architecture, and Basic Control
Part 1: Java: Core Concepts and Architecture
Part 2: Variables and Data Types in Java
Part 3: Operators in Java
Part 4: Control Flow Statements in Java
Part 5: Methods and Their Signatures in Java
Phase II: Basic I/O, Arrays, and Strings (Parts 6-9)
Focus: Data Input, Structures, and Core Reference Types
Part 6: User Input in Java: The Scanner Class
Part 7: Arrays in Java
Part 8: String and StringBuilder/StringBuffer
Part 9: Classes and Objects
Phase III: Object-Oriented Mastery (Parts 10-13)
Focus: Deep dive into the Pillars of OOP
Part 10: Encapsulation
Part 11: Inheritance
Part 12: Polymorphism
Part 13: Abstract Classes and Interfaces
Phase IV: Data Structures and Core Utilities (Parts 14-17)
Focus: Data organization, Type Safety, and Error/Resource Handling
Part 14: Java Collections Framework (JCF)
Part 15: Generics
Part 16: Exception Handling
Part 17: Input/Output (I/O) Streams and try-with-resources
Phase V: Concurrency and Functional Programming (Parts 18-21)
Focus: Parallel Execution and Modern Data Processing
Part 18: Multithreading
Part 19: Lambda Expressions
Part 20: Streams API
Part 21: The Garbage Collector (GC)
Phase VI: Advanced Language & Design (Parts 22-27)
Focus: Code Quality, Equality, and Metaprogramming
Part 22: Immutability
Part 23: Design Patterns
Part 24: Reflection
Part 25: Annotations
Part 26: equals() and hashCode()
Part 27: final, finally, and finalize()
Phase VII: Enterprise & Modern Development (Parts 28-37)
Focus: Professional Tools, Persistence, Modern Java Features, and Review
Part 28: Java Database Connectivity (JDBC)
Part 29: Concurrency Utilities (JUC)
Part 30: Optional Class and Null Safety
Part 31: Java Platform Module System (JPMS)
Part 32: Records, Sealed Classes, and Pattern Matching
Part 33: Build Tools: Maven and Gradle
Part 34: Logging Frameworks in Java
Part 35: Testing & Debugging
Part 36: Q&A: Core Concepts & OOP Review
Part 37: Q&A: Advanced Concepts & Modern Java Review
In Total: Top 50+ Most Important Interview Oriented Question and Answers Included.
Basics – Includes 17 Parts
Advanced – Includes Next 20 Parts + 50 Q&As
In Total: 37 Parts, 90 Pages (Updated), covering all the topics from basic to advanced + 50 IMP Question & Answers
Phase I: Foundations & Syntax (Parts 1-5)
Focus: Syntax, Architecture, and Basic Control
Part 1: Java: Core Concepts and Architecture
Part 2: Variables and Data Types in Java
Part 3: Operators in Java
Part 4: Control Flow Statements in Java
Part 5: Methods and Their Signatures in Java
Phase II: Basic I/O, Arrays, and Strings (Parts 6-9)
Focus: Data Input, Structures, and Core Reference Types
Part 6: User Input in Java: The Scanner Class
Part 7: Arrays in Java
Part 8: String and StringBuilder/StringBuffer
Part 9: Classes and Objects
Phase III: Object-Oriented Mastery (Parts 10-13)
Focus: Deep dive into the Pillars of OOP
Part 10: Encapsulation
Part 11: Inheritance
Part 12: Polymorphism
Part 13: Abstract Classes and Interfaces
Phase IV: Data Structures and Core Utilities (Parts 14-17)
Focus: Data organization, Type Safety, and Error/Resource Handling
Part 14: Java Collections Framework (JCF)
Part 15: Generics
Part 16: Exception Handling
Part 17: Input/Output (I/O) Streams and try-with-resources
Phase V: Concurrency and Functional Programming (Parts 18-21)
Focus: Parallel Execution and Modern Data Processing
Part 18: Multithreading
Part 19: Lambda Expressions
Part 20: Streams API
Part 21: The Garbage Collector (GC)
Phase VI: Advanced Language & Design (Parts 22-27)
Focus: Code Quality, Equality, and Metaprogramming
Part 22: Immutability
Part 23: Design Patterns
Part 24: Reflection
Part 25: Annotations
Part 26: equals() and hashCode()
Part 27: final, finally, and finalize()
Phase VII: Enterprise & Modern Development (Parts 28-37)
Focus: Professional Tools, Persistence, Modern Java Features, and Review
Part 28: Java Database Connectivity (JDBC)
Part 29: Concurrency Utilities (JUC)
Part 30: Optional Class and Null Safety
Part 31: Java Platform Module System (JPMS)
Part 32: Records, Sealed Classes, and Pattern Matching
Part 33: Build Tools: Maven and Gradle
Part 34: Logging Frameworks in Java
Part 35: Testing & Debugging
Part 36: Q&A: Core Concepts & OOP Review
Part 37: Q&A: Advanced Concepts & Modern Java Review
In Total: Top 50+ Most Important Interview Oriented Question and Answers Included.
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