It has been a while since I got nervous about taking a certification exam, and this was the big surprise about the “Exam AZ-305: Designing Microsoft Azure Infrastructure Solutions” for me. This year is all about Infrastructure and cloud, and for those who read something on my blog is a new approach after nearly a decade of writing mainly about databases, especially my favorite RDBMS, Oracle. I wish I had much to say about this exam. Still, everything about my preparation was everything that I covered in the book “Book…