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This is a flat or rounded tab protruding from a surface, usually to provide a method for attachment:

A. Lug

B. Boss

C. Chamfer

D. Spotface

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  1. In this type of auxiliary view, a break line is used to indicate the imaginary break in the views:
  2. When creating your own blocks it is important to avoid drawing any portion of the block in the ________…
  3. It is customary for the first sheet of a working drawing set to include ________.
  4. Switches and relays should be shown in this position with no operating force or applied energy:
  5. The daily workload of a ________ drafter would generally include technical drawings of machine parts.
  6. These are accurately drawn maps of cities and towns showing property lines and other features that control…
  7. Schematic and single-line diagrams should be arranged so that signal or transmission path from input…
  8. The ________ tool on the Dimension tool bar places the length of an arch on a drawing.
  9. These maps are used to plan construction projects that locate construction features so they fit the…
  10. The text height for room names should be set to ________for a drawing that will be plotted to a scale…
  11. A back or backing weld is a type of:
  12. In multi-view drawing it is common practice to include three views, the front, the top and the right…
  13. A civil engineer working on a bridge design would probably rely on his ________ scale for checking printed…
  14. The default position of the UCS icon is positioned at ________ on the AutoCAD grid.
  15. This is a flat or rounded tab protruding from a surface, usually to provide a method for attachment:
  16. The Press-Pull tool will ________ the face of a solid model in the direction it faces.
  17. Perspective drawings are classified according to their number of these features:
  18. The building construction industry relies on sets of ________ drawings to construct homes and commercial…
  19. Auto-CAD refers to isometric ellipses as ________.
  20. The bounding box method for setting up an isometric drawing helps the drafter ________.
  21. A round is a rounded surface on the ________ corner of a part.
  22. These are special installations of stone or concrete marking the locations of points accurately determined…
  23. An engineer's scale would be used to measure lines on a drawing where the scale factor reads ________.
  24. Newer versions of Auto-CAD utilize the ________ to make block library management very easy.
  25. In an exploded assembly drawing it is customary for the drafter to use a ________ line to illustrate…
  26. This is the term for the range of tightness or looseness resulting from the allowances and tolerances…
  27. In the mechanical design process the first step is to ________.
  28. These are vertical distances above a common datum, reference plane, or point:
  29. This is a common method for connecting steel members of buildings and bridges:
  30. This type of surface is tipped to all principal planes of projection and does not appear true size in…