ASSIGNMENT  4 Textbook  Assignment: Chapter 5 -   Interior  Finish Chapter 6 -   Interior  Finish of of Walls and Ceilings Floors,  Stairs,  Doors,  and  Trim 4-1. In  drywall  construction,  “nail pops”    result from which of the following  factors? 1. Stud  misalignment 2. Studs  drying  out 3. Improper  size  nails 4. Chemical  reaction  with  coatings in nails 4-2. To align ceiling joists in an unfinished  attic,  what  type  of structural  member  should  you  use? 1. Ribbon  board 2. Ledger 3. Strongback 4. Ridge beam 4-3. The  most  common  size  gypsum  board has what (a) thickness and (b) type edges? 1. (a) 1/2 in. (b) tapered 2. (a) 1/2 in. (b) beveled 3. (a) 5/8 in. (b) beveled 4. (a) 5/8 in. (b) square 4-4. What type of drywall is also called greenboard or blueboard? 1.  PB 2. WR or MR 3.   BB 4.  X 4-5. What type of drywall edge(s) may be left  exposed? 1. Tapered 2. Square  only 3. Beveled  only 4. Square  and  beveled 4-6. 4-7. 4-8. 4-9. 4-10. When studs are spaced 24 inches OC, what  thickness  of  drywall  is recommended  for  quality  wall construction? 1. 5/8 in. 2. 1/2 in. 3. 3/8 in. 4. 1/4 in. What is best reason for using a convex  head  hammer  when  driving drywall  nails? 1. To leave the nailhead flush with  the  surface 2. To dimple the material without tearing the paper 3. To drive the nail at an angle 4. To  countersink  the  nail For the best should  apply which of the tools? drywall  finish,  you the toping coat with following  drywall 1. Finishing  trowel 2. Bow trowel 3. 6 in. knife 4. 12 in. knife What  length  of  smooth-shanked  nail should  be  used  when  installing double  layers  of  1/2-inch  drywall? 1. 1 in. 2. 1 3/4 in. 3. 2 in. 4. 2 1/4 in. What minimum length Type W screw you  should  use  when  installing 1/2-inch  drywall  to  wood  studs? 1. 5/8 in. 2. 3/4     in. 3. 1 in. 4. 1 1/8 in. 19