You can find beginner-friendly and exam-oriented Java notes in Hindi at the following resources:

1. NotesMedia.in – Java Notes in Hindi
   NotesMedia offers well-structured and easy-to-understand Java notes specifically for BCA and B.Tech students. The content is available in Hindi and covers topics like:

   • Object-Oriented Programming (OOP) concepts

   • Classes, Objects, Inheritance, Polymorphism

   • Syntax and coding examples in Java

   • Short theory and MCQs for exam prep

   The platform is student-friendly and provides both PDF downloads and web-view options.

2. YouTube Channels
   If you prefer video explanations, check out Hindi-language Java tutorials from channels like:

   • CodeWithHarry (Introductory Java in Hindi)

   • Geeky Shows

   • Easy Engineering Classes

3. GitHub Repositories
   Some users upload study material and college notes on GitHub. You can search for Java notes Hindi or BCA Java to find repositories with PDFs or markdown files.