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The Auto-CAD command used to combine two or more primitive shapes into a single complex 3-dimensional model is ________.

A. Add

B. Union

C. Attach

D. Form

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  1. These gears transmit power between shafts whose axes intersect at any angle:
  2. A ________ section allows the drafter to create a Cutting Plane line which is not in a straight line…
  3. When creating your own blocks it is important to avoid drawing any portion of the block in the ________…
  4. In order to create an accurate assembly drawing the drafter should create the ________ drawings first.
  5. A back or backing weld is a type of:
  6. In order to convert fractional inches into decimal inches ________.
  7. These are used to attach parts to a cylinder so they won't turn on it:
  8. This is a conical-shaped recess around a hole, often used to receive a tapered screw head:
  9. This is the term for the range of tightness or looseness resulting from the allowances and tolerances…
  10. The architectural and construction industries use the United States National CAD standard (NCS) system…
  11. In order to set drawing limits for a C size architectural drawing the drafter should set the limits…
  12. These drawings are given to contractors to perform work or manufacture individual parts:
  13. This type of surface may be a plane, a single curved surface, or a warped surface:
  14. The Free Orbit tool is found on the ________ toolbar.
  15. A partial auxiliary view is used to show only the ________ in the auxiliary view.
  16. In some circumstances an entire drawing can be inserted into a different drawing as a block. When this…
  17. This is used to indicate that a surface is to be machined:
  18. This is a common method for connecting steel members of buildings and bridges:
  19. Architectural drawings used to construct a house are often plotted with a scale of ¼ = 1'-0.…
  20. The text height for room names should be set to ________for a drawing that will be plotted to a scale…
  21. The condition of a part when it contains the least amount of material is referred to as ________.
  22. These breaks are used to shorten the view of an object:
  23. When positioning this feature of perspective projection, the centerline of the cone of visual rays should…
  24. The section view drawing in which one fourth of an object has been marked for removal is known as a…
  25. In a CAD system, you can draw an ellipse by specifying these:
  26. When using the direct entry method to create a horizontal line exactly three inches long the drafter…
  27. In this type of concrete, the steel is pre-tensioned before the superimposed load is applied:
  28. The Auto-CAD command used to combine two or more primitive shapes into a single complex 3-dimensional…
  29. This type of structural steel drawing shows all dimensions necessary for fabrication:
  30. The UCS icon represents the intersection of the ________.