Carpentry Contractor Exam

CA C6 Cabinet Millwork And Finish Carpentry Contractor Exam Questions And Correct Answers (Verified Answers) Plus Rationale2026 Q&A| Instant Download Pdf

• Which type of wood joint is most commonly used in cabinet carcass

construction?

• Dovetail
• Butt
• Rabbet
• Mortise and tenon

Answer: Rabbet

Rationale: Rabbets provide strong corner support and are easy to

assemble, making them ideal for cabinet carcasses.

• What is the primary purpose of a face frame in cabinetry?
• To provide decorative trim
• To allow expansion of panels
• To reinforce cabinet structure and provide attachment for doors
• To hold drawer slides

Answer: To reinforce cabinet structure and provide attachment for

doors

Rationale: Face frames strengthen the cabinet and provide a stable

mounting surface for doors and hardware.

• Which type of hinge allows a door to overlay the cabinet frame

completely?

• Inset hinge
• Pivot hinge
• Full overlay hinge
• European hinge 1 / 3

Answer: Full overlay hinge

Rationale: Full overlay hinges are designed to cover the entire

cabinet frame, giving a clean, seamless look.

• What is the standard thickness of plywood used for cabinet sides?
• 1/4 inch
• 3/8 inch
• 3/4 inch
• 1 inch

Answer: 3/4 inch

Rationale: 3/4 inch plywood provides adequate strength and

durability for cabinet construction.

• Which finish is most suitable for a kitchen cabinet exposed to

moisture?

• Wax
• Oil-based stain
• Polyurethane
• Shellac

Answer: Polyurethane

Rationale: Polyurethane creates a durable, moisture-resistant

surface ideal for kitchens.

• When installing a countertop, which method ensures proper leveling?
• Nailing directly to cabinets
• Using shims under the countertop
• Gluing without support
• Screwing through the top

Answer: Using shims under the countertop

Rationale: Shims allow precise leveling, which prevents uneven

surfaces and gaps.

• In finish carpentry, what is the purpose of a backer board?
• Decorative element
• Provides a stable surface for trim or molding
• Reduces noise
• Protects from moisture

Answer: Provides a stable surface for trim or molding

Rationale: Backer boards ensure that trim is securely attached and

aligned. 2 / 3

• Which saw is best for cutting precise angles on molding?
• Circular saw
• Jigsaw
• Miter saw
• Table saw

Answer: Miter saw

Rationale: Miter saws allow accurate crosscuts and angled cuts

required for molding and trim.

• What is the typical depth of a base cabinet?
• 12 inches
• 18 inches
• 24 inches
• 30 inches

Answer: 24 inches

Rationale: 24 inches is standard for accommodating countertop

overhang and storage space.

• When installing a drawer, which component controls its

movement?

• Hinge
• Lock
• Drawer slide
• Stop block

Answer: Drawer slide

Rationale: Drawer slides ensure smooth, aligned movement and

prevent sagging or binding.

• What is a common method to prevent wood from splitting when

nailing near the edge?

• Use staples
• Drill a pilot hole
• Use glue only
• Hammer harder

Answer: Drill a pilot hole

Rationale: Pilot holes reduce stress on wood fibers, preventing

splitting.

• Which material is often used for cabinet doors in modern

kitchens?

• MDF
• / 3