To aid in roof drainage, joists are built with _____.
a. holes to allow for water drainage
b. built-in downspouts
c. a slight slope
d. plastics
Answer: C
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Respirator training is required every ______ year(s).
Fill in the blank(s) with the appropriate word(s).
Following certain standards and codes during the design process helps to ensure
a. safety b. reliability c. uniformity d. compatibility e. all of the above
Two angles are supplementary when their sum is 90°.
Answer the following statement true (T) or false (F)
Which of the following is not true regarding flatness?
A. It differs from straightness. B. The term flatness is interchangeable with the term straightness. C. When flatness is the feature control, a datum reference is neither required nor proper. D. Flatness is specified when size tolerances alone are not sufficient to control the form and quality of the surface.