πŸš€ Spring Core - Complete FAANG Level Roadmap


βœ… 1. Spring Core Introduction

Why Important?

This is the foundation. Expect interviewers to ask why Spring exists and how it compares to EJB/Struts.


βœ… 2. IOC (Inversion of Control) & Dependency Injection

FAANG Focus:

You must know the full bean lifecycle including: