The unit of competency defines the skills and knowledge required to prepare basic engineering drawings across mechanical, electrical/electronic, fabrication and fluid power applications, and includes preparing new drawings or changing existing drawings. Manual and computer aided drafting and drawing equipment can be used. Preparation of parts lists and issuing of drawing documents is included. The resource includes a number of Skill Practice Exercises, Review Questions and a Practice Assessment Test. Specifications for drawings are pre-determined and are obtained from design information, customer requirements, sketches and preliminary layouts.