🖥️ Platform: OS, C# & .NET

Practice lives inside each lesson — the “Build This” and “Check Yourself” sections. For DSA, pair it with LeetCode/exercism problems named in the lesson.

Your notes and reflections live in the Journal — one line per session is enough to make it stick.

Each lesson ends with interview-style checks. For a full mock, use your Siemens goal and the Interview Guide.