What types of knowledge exists and which type of training is linked to them?
Both are important and compliment each other.
Tacit (Implicit) Knowledge: Personal Knowledge on how to do certain things in a specific way, based on experience, hard to codify and transmit
Informal training: Done while working, inexplicitly transferred by a co-worker, not in a formal setting
Explicit Knowledge: Well documented, easily articulated and transferable
Formal training: Led by an instructor, courses, events: formal setting