SCHOOL EDITION - DOES NOT CONTAIN ANSWERS TO EXERCISES.CNC machining centers are very popular in manufacturing companies. Just about every company that performs metal-cutting operations has at least one. Since they are so popular, people beginning their CNC careers are often exposed to machining centers first. This makes learning about them an excellent first choice for people beginning their careers in CNC.This self-study manual is for people who want to learn G-code level, manual programming for CNC machining centers. It is the companion manual to the Machining Center Setup and Operation self-study manual. We assume in this text that you understand certain things about basic machining practices - topics that are addressed in the Machining Center Setup and Operation manual. This text can also be used by people that have some shop experience who are not interested in learning about how machining centers are set up or how production runs are completed.