Not too easy. Not too difficult.
Interaction and learning is the best thing you can ever get as a student. Drilling give both the opportunity of learning and interaction since you cant work alone. There must be a team to work with and it done in the field.
Teamwork and putting safety of the team or group first.
Hours per week:
Advice for students:
To have passion in it and do it with all energy like it is the last time of learning.