MFG 140 - Geometric Dimension/Tolerance

1. Demonstrate knowledge of the GD & T system
   1. Define terms associated with GD & T.
   2. Explain fundamental rules of GD & T
2. Demonstrate an understanding of features
   1. Identify features of size
   2. Identify features that have no size
   3. Identify datum features of size
   4. Identify datum features that have no size
3. Demonstrate an understanding of tolerance zones
   1. Describe the default tolerance zone
   2. Explain how tolerance zone shape is changed
   3. Describe how the tolerance zone is positioned
   4. Explain the difference between controlling an axis, a median plane, or a plane surface
   5. Explain when a tolerance can and cannot be modified
   6. Explain the effect of a feature modifier
4. Demonstrate an understanding of the commonly used characteristics
   1. State the characteristics that require datum(s)
   2. List the characteristics that cannot be modified
5. Demonstrate knowledge of the datum system
   1. Identify a datum reference frame
   2. Locate the origin in a datum reference frame
   3. Interpret the effect of modifying a referenced datum