Challenge 1: Why No Apache/IIS Comparison Here — Solution Walkthrough Why the comparison is absent: Web Servers Fundamentals already covered the comparative question in full — architecture, configuration philosophy, virtual hosting, TLS, and performance, all side by side across Apache, Nginx, and IIS, closing with a dedicated capstone decision framework for choosing between them. That question has already been answered by the time someone reaches this course. What this course assumes instead: Per this chapter's own framing, this course assumes the reader has either already decided Nginx fits their job (using Web Servers Fundamentals' own framework) or already knows they specifically want to go deep on Nginx. Repeating the Apache/IIS comparison here would duplicate material that already exists elsewhere on the site, rather than adding anything new — this course's entire purpose is to go further into Nginx specifically, in the exact three areas (Ch.2, 6, and 9 of the earlier course) that were deliberately kept shallow there. WHY THIS WORKS AS AN ANSWER ------------------------------ This exercise checks that the relationship between these two courses is understood correctly — Web Servers Fundamentals owns the comparative question, Nginx In Depth owns the single-server deep dive — rather than assuming every web-server course needs to repeat the same three-way comparison.