AdWords has changed a bit over the years. The interface changes, functions come and go, new settings appear…
The problem is that not everything changes at the same time, meaning AdWords Help might not immediately reflect shiny new features. The AdWords exams – and the Exam Study Learning Center – are always behind on something.
It’s possible that some things are left out for simplicity. For example, it’s possible they left out some of the many and varied targeting methods for the Display network in the Fundamentals sections to avoid over-complicating things. But some things are just plain wrong.
If you use AdWords quite a lot but are just studying for the AdWords exams, it’s useful to know what the exam thinks is the case and what actually is the case. Or if you’re using the Learning Center to teach yourself about AdWords, you may be wondering why what you’re reading doesn’t match the real thing. Here’s a rough guide to where the Learning Center and exams are behind.