EagerDinosaur wrote: » I found 487 frustrating as well, and failed the first time. The content is less useful in my day job than 480 and 486. I used the official Microsoft training guide which is fairly thin and not one of their best in my opinion. I found a some of the exam boiled down to memorizing WCF configuration file settings, which I didn't enjoy. On the other hand, I use some of the Web API and Entity Framework frequently.