After law school, candidates will spend 675 hours working under the supervision of an experienced attorney and create a portfolio of legal work that bar officials will grade as an alternative to the traditional bar exam.
So, still basically a test, but now more like 4 months of underpaid/free labor.
A practicum is required for some professions, like professional engineering. The standard for engineering is four years with a bachelor’s degree and passing two tests. You can read engineering in a couple of states without going to college, but it takes 15 years experience and you still need to pass one of the tests.
If you’re referring to the FE and PE tests as being required. They are required to be able to get the extra cert, but not to be am engineer. Most engineers are not PEs, and you don’t have to pass the FE exam to be an engineer.
I specified Professional Engineer, which is different from engineers that work on products covered by the Commerce Clause of the Constitution.
I get that you can have engineers in fields that don’t need licensure.