1. dimensions that use numbers that are parallel to the horizon no matter how the dimension lines are oriented are a. aligned dimensions b. unidirectional dimensions c. visible lines d. section lines 2. what is a bill of materials? a. an area for basic information about a drawing b. a list of all known materials c. a list of all of the parts needed to build a design d. a receipt for materials purchased 3. what is a detail drawing? a. a drawing that shows how to assemble the larger parts from the smaller parts of a design b. a drawing that shows how to build one part of a design c. a view of a design that shows the design broken into parts d. a drawing that shows how all the parts in a design fit together 4. which of the following is a dimensioning guideline? a. use the least number of dimensions needed. b. always dimension hidden lines. c. put dimensions inside of objects. d. line dimension numbers up in a row. 5. what do leader lines do? a. create borders around drawings b. erase construction lines c. prevent numbers from being lined up d. connect dimensions with the parts being measured 6. the dimension line is connected to the part being measured by a. hidden lines b. extension lines c. visible lines d. section lines 7. what are the three main parts of a set of working drawings? a. top view, bottom view, and right-side view b. isometric view, orthographic projection, and a three-view grid c. dxf files, .cad files, and .mat files d. an assembly drawing, detail drawings, and a bill of materials 8. what does an exploded isometric view show? a. a method for constructing an individual part of a design b. a design broken into multiple parts c. a list of the parts and tools needed to build a design d. an image of how the final design should look