Ceramic & Mosaic Tile (C-54) Study Guide Book + Online Practice Exam

What’s included

• Learn the material: Ceramic & Mosaic Tile (C-54) Study Guide Book
• Pass the test: Ceramic & Mosaic Tile (C-54) Practice Exam

What this covers

Per the state's classification, a C-54 contractor selects, cuts, and installs ceramic, mosaic, quarry, and porcelain tile on floors, walls, countertops, and other surfaces. This printed book covers the subjects the state tests. See the official CSLB C-54 classification.

Sample questions

1. What is the part of the wall from which the arch springs?
   A. Extrados · B. Intrados · ✓ C. Pier · D. Spandrel
2. The vertical distance between the spring points and the highest point of the soffit is called the:
   ✓ A. Rise · B. Skewback · C. Span · D. Spring line
3. The name of the uppermost or central voussoir in an arch is the:
   A. Bow · ✓ B. Key · C. Skewback · D. Springer
4. Applying tile directly to wood by means of a thin-set portland cement mortar with no base material between is not recommended, because:
   A. mortar dries out too fast · ✓ B. wood tends to move and the tile may shear off · C. mortar will not adhere to wood · D. wood absorbs all the mortar
5. Backing should be prepared in what manner, if mortar is applied over studs?
   A. Use vapor barrier with 1 inch overlap · B. Use metal lath with 1 inch overlap · ✓ C. If the studs are more than 6 inches on center, tie wire should be installed · D. All of the above
6. Because of a special treatment of the glaze and bisque, faience tiles have a:
   A. machined finish · B. thick base · ✓ C. handmade appearance · D. slick surface