In the same way I have elaborated an index of trailhead modules to work on if you want to get App Builder certification, I have created a similar index for Platform Developer I. Here you have the index:
Somebody asked me which trailhead modules could help for obtaining platform app builder certification. What I have done is to elaborate an index of them, in order you can practice some of the concepts that are asked in the certification. Obviously, doing this modules is not enough for passing the exam. However it is a good start point. Here you have my index:
I have recently passed the Platform App Builder certification exam. Since this is a brand new certification and some people have asked me for advice, I wanted to create this post explaining my impressions about this new exam. I want to point out that the exam I did is Platform App Builder specific one, not the transition exam, as I didn’t own Dev 401 certification.