📄️ What is Git?
Understand Git fundamentals — distributed version control, snapshots, the three-tree architecture, and why every developer and team needs it.
📄️ Git vs Other VCS
Compare Git with SVN, Mercurial, Perforce, and others — understand why Git became the industry standard and when alternatives still make sense.
📄️ How Git Works
Understand Git internals — SHA-1 hashing, blob/tree/commit objects, the DAG (directed acyclic graph), and how Git stores your project history.
📄️ Installation & Setup
Install Git on Linux, macOS, and Windows — verify installation, configure your identity, and prepare for your first repository.