7-41. 7-42. The National Electrical Code^® allows an outlet box to be recessed what maximum distance below the surface of a finished wall? 1. 1/16  inch 2. 1/8 inch 3. 1/4 inch 4. 1/2  inch A ceiling light   is  controlled  from two locations. location,  which To add a third of  the  following types of switches must you use? 1. Single-pole 2. Two-pole 3. Three-way 4. Four-way IN ANSWERING QUESTIONS 7-43 THROUGH 7-45, REFER TO APPENDIX IV OF YOUR TEXTBOOK. 7-43. When preparing an electrical power distribution plan, which of the following  symbols  should  you  use  to show aboveground two-conductor primary service lines? 7-44. For  interior  wiring,  which  of  the following  symbols  should  you  use  to show a four-conductor circuit installed  in  a  ceiling? 7-45. Which of the following definitions best describes the symbol for a special-purpose   receptacle   outlet? 1. A circle inscribed in a triangle 2. A circle containing a smaller inscribed  circle 3. A triangle 4. A solid triangle inscribed in a circle 7-46. In  general,    construction   drawings are categorized according to which of  the  following  factors? 1. The methods used to prepare them 2. Their intended purpose 3. The persons who will use them 4. The persons who prepared them IN  ANSWERING  QUESTIONS  7-47  THROUGH  7-50, SELECT THE TYPE OF DRAWING THAT BEST MATCHES  THE  DESCRIPTION  OR  PURPOSE  GIVEN. 7-47. 7-48. 7-49. 7-50. 7-51. This drawing is also known as a project  drawing. A  set  includes general, detail, and assembly drawings. 1.  A 2.  B 3.  c 4.  D This drawing is prepared for minor field work such as a small portable building. 1.  A 2.  B 3.  c 4.  D A perspective drawing showing how a proposed building will appear after it is constructed. 1.  A 2.  B 3.  C 4.  D This drawing is a map used in long-range  planning. 1.  A 2.  B 3.  C 4.  D Where in a set of working drawings should you look to find an item that was too small to appear on a foundation  plan? 1. General  drawings 2. Detail  drawings 3. Assembly drawings 47