Know how to create a technical drawing that will show the necessary elements of a job and enable engineers reading the drawing to complete the job correctly.
The parent node(s) for this knowledge are.
The child or prerequisite node(s) for this knowledge are.
Parent nodes show knowledge which can only be known fully by a human expert if they also understand this item of knowledge.
Child or prerequisite knowledge is knowledge which a human expert must already understand if they know this knowledge fully.