NCCER Carpentry Module 4 Questions and Answers | Latest Version | 2024/2025 | Correct & Verified

NCCER Carpentry Module 4 Questions and Answers | Latest Version | 2024/2025 | Correct & Verified How do you calculate the length of a rafter? Use the Pythagorean theorem to calculate the hypotenuse (rafter length) based on the rise and run. What is the function of a ledger board? A ledger board is used to attach and support framing members, such as floor joists, to a wall. What is the purpose of sheathing in carpentry? Sheathing provides structural support, insulation, and a surface for exterior finishes. What is a cripple stud? A cripple stud is a short vertical framing member that fills space between the top plate and the header or sill plate. What does “laying out” mean in carpentry? 2 Laying out involves marking the measurements and locations of framing members on a piece of lumber before cutting. What is a sill plate? A sill plate is the horizontal piece of wood that sits on the foundation and supports the studs. What is the purpose of using toenail joints in framing? Toenail joints provide a strong, angled connection between two pieces of wood, often used in framing. Why is it important to use the correct type of wood for framing? Different types of wood have varying strength, durability, and moisture resistance, affecting the integrity of the structure. What is a plumb cut? A cut made at a 90-degree angle to the surface, usually for vertical framing members. What is the role of a chalk line in carpentry? 3 A chalk line is used to snap straight lines across surfaces to guide cuts or alignment. Why is it important to properly space studs in framing? Proper stud spacing ensures the structural integrity and supports the weight of the building. What should you check before cutting lumber? Ensure that the lumber is straight, dry, and free from defects like knots or cracks. What is a birdsmouth cut used for? It is used to create a notch in rafters that allows them to sit securely on top of the wall plate. Why is it important to square up a frame? Squaring up ensures that the structure is properly aligned and stable, preventing issues during the construction process. What is the purpose of a level in carpentry? A level ensures that surfaces and structures are perfectly horizontal or vertical.