Certification Exam Practice Questions And

NAAWS Cabinet and Millwork Installer Certification Exam Practice Questions And Correct Answers (Verified Answers) Plus Rationales 2026 Q&A | Instant Download Pdf

• Which type of wood joint is commonly used to join cabinet frames at

the corners?

• Butt joint
• Dovetail joint
• Mortise and tenon joint
• Lap joint

Rationale: Mortise and tenon joints are strong and durable, making

them ideal for cabinet frame corners.

• When installing a wall cabinet, what is the most important factor to

ensure proper alignment?

• Color of the cabinet 1 / 4

• Leveling and plumb lines
• Cabinet brand
• Type of door hinges

Rationale: Ensuring cabinets are level and plumb prevents doors

from misaligning and ensures proper fit with adjacent cabinets.

• Which tool is typically used to cut plywood sheets accurately for

cabinet panels?

• Chisel
• Table saw
• Hammer
• Screwdriver

Rationale: Table saws allow precise, straight cuts on large sheets of

plywood, which is critical in cabinet making.

• What is the recommended screw type for attaching face frames to

cabinet boxes?

• Wood screws with coarse threads
• Wood screws with fine threads
• Sheet metal screws
• Drywall screws

Rationale: Fine-thread wood screws provide strong holding power in

hardwoods and softwoods without splitting the material.

• Which hinge type is most commonly used in modern frameless

cabinets? 2 / 4

• Butt hinge
• Piano hinge
• European concealed hinge
• Strap hinge

Rationale: European concealed hinges are adjustable, hidden, and

widely used in frameless cabinet installations.

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

Rationale: 3/4-inch plywood provides sufficient strength and

durability for cabinet sides.

• Which fastener is recommended to attach base cabinets to a wall?
• Nails
• Finish screws
• Lag screws
• Staples

Rationale: Lag screws are strong and can support the weight of the

cabinets and countertop.

• When installing tall cabinets, what safety precaution is most

important?

• Wearing gloves 3 / 4

• Securing cabinets to the wall studs
• Painting the cabinet first
• Using double doors

Rationale: Tall cabinets must be anchored to wall studs to prevent

tipping hazards.

• In cabinet terminology, what is a “stile”?
• Horizontal frame member
• Door panel
• Vertical frame member
• Decorative molding

Rationale: Stiles are vertical members of a cabinet or door frame,

providing structural support.

• What type of drawer slide is most commonly used in high-

quality cabinets?

• Wood-on-wood slide
• Roller slide
• Full-extension ball-bearing slide
• Plastic slide

Rationale: Full-extension ball-bearing slides allow drawers to open

fully and operate smoothly under heavy loads.

• Which finish is most suitable for cabinets in a kitchen

environment?

• Wax
• / 4