Chapter 3 Datums 123 36. List at least fi ve ways the datum feature symbol can be placed on the drawing when the datum is an axis. 1) ____________________________________________________________________ 2) ____________________________________________________________________ 3) ____________________________________________________________________ 4) ____________________________________________________________________ 5) ____________________________________________________________________ 37. Label the elements A, B, C, and D below that represent the fi xture setup for a datum axis. This setup is for a datum feature at regardless of material boundary (RMB). C) D) B) A) 38. A primary datum axis can be established by two sets of three equally spaced target points. True or False? 39. Cylindrical datum target areas and circular datum target lines can be used to establish the datum axis of cylindrical shaped parts. True or False? 40. List at least three ways to place the datum feature symbol on the drawing for a datum center plane. 1) ____________________________________________________________________ 2) ____________________________________________________________________ 3) ____________________________________________________________________ 41. Explain the basic function of the translation modifi er. ________________________ _______________________________________________________________________ _______________________________________________________________________