1 Marble is a very high maintenance material that is delicate prior to installation and must be sealed frequently to avoid permanent damage and staining. True False QUESTION 2 A vapor retarder slows the rate of water vapor diffusion but does not totally prevent its movement through a wall or ceiling assembly. True False QUESTION 3 Recycled newspaper, wood, glass, cotton and wool are all materials used as green building insulation. True False QUESTION 4 Cabinet fasteners should have a minimum penetration into support components of 3/4 inch. True False QUESTION 5 Wall cabinets that are hung utilizing metal rails are classified as european style designs. True False QUESTION 6 Exposure to temperature variations and sunlight cannot damage solid surface countertop materials. True False QUESTION 7 ADA compliant stairs shall not have open risers. True False QUESTION 8 Failure to allow the specified air gap when installing insulation in ceilings between joists will increase the R-value of the insulation. True False QUESTION 9 A door or window casing, when correctly applied, becomes an integral part of the assembly and can extend the utility of the unit. True False QUESTION 10 Critical part of floor and roof trusses engineering designed is based on live loads, dead loads, shear forces, compression forces, and bending forces. True False QUESTION 11 The maximum size of a notch in an exterior or load bearing wood framed wall shall not exceed 25% of its width. True False QUESTION 12 A three foot wood framed cantilever shall extend back into the building at least ten feet. True False QUESTION 13 Grade stamps allow verification of wood members for its intended design use. True False QUESTION 14 Wood framed shear walls may be identified by the nailing pattern and thicker sheathing materials. True False QUESTION 15 A medium density fiberboard shelf 1 inch thich, 12 inches wide and spanning 30 inches can support 185 pounds max allowing a shelf deflection of 1/4 inch. True False QUESTION 16 Moisture changes in plywood make it expand and contract therefore requiring a 1/8 inch gap between panels. True False QUESTION 17 The R-value of a material or system is identical as the U-factor of the material. True False QUESTION 18 An allowable vertical tolerance in a wood framed wall is 1/2 inch in ten feet. True False QUESTION 19 Metal plate connected trusses over 25 feet in overall length shall be flown into place using a spreader bar. True False QUESTION 20 Hurricanes and earthquakes impose lateral loads on exterior wood framed walls True False