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100+ Free C-6 Cabinet, Millwork and Finish Carpentry Practice Questions

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2026 Statistics

Key Facts: C-6 Cabinet, Millwork and Finish Carpentry Exam

3.5 hrs

Time Limit

CSLB

4 Years

Experience

CSLB

$450

App Fee

CSLB

5

Topics

Study Guide

25%

Cab. Installation

Outline

The C-6 examination is a 3.5-hour computer-delivered test administered by PSI. It requires 4 years of qualifying experience and a $450 application fee. Key topics include cabinet installation (25%), fabrication (24%), planning (20%), millwork installation (16%), and safety (15%).

Sample C-6 Cabinet, Millwork and Finish Carpentry Practice Questions

Try these sample questions to test your C-6 Cabinet, Millwork and Finish Carpentry exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1A finish carpenter needs to order 4/4 red oak lumber for a custom cabinet job requiring 5 boards measuring 1 inch thick, 8 inches wide, and 10 feet long. What is the total board footage required?
A.33.33 board feet total lumber
B.26.67 board feet total lumber
C.40.00 board feet total lumber
D.50.00 board feet total lumber
Explanation: Board footage is calculated using the standard formula: (Thickness in inches × Width in inches × Length in feet) / 12. For one 1" x 8" x 10' board, (1 × 8 × 10) / 12 = 6.67 board feet. Multiplying by 5 boards yields 33.33 board feet. Accurate lumber takeoff is essential for C-6 estimating per Architectural Woodwork Standards (AWS).
2An estimator is calculating 8/4 cherry lumber for a millwork order consisting of 4 rough planks measuring 2 inches thick, 6 inches wide, and 12 feet long. Including a 15% waste factor, how many board feet should be ordered?
A.41.40 board feet total order
B.55.20 board feet total order
C.48.00 board feet total order
D.62.50 board feet total order
Explanation: Net board footage per plank is (2 × 6 × 12) / 12 = 12 board feet. For 4 planks, net volume is 48 board feet. Adding a 15% waste factor (48 × 1.15) equals 55.20 board feet to order. AWS recommends adding 15% to 20% waste allowance for hardwood lumber defect trimming.
3A room measuring 18 feet by 24 feet requires crown molding around the entire ceiling perimeter. Adding a 10% waste factor for miters and cuts, what total linear footage of crown molding should be purchased?
A.84.0 linear feet total order
B.90.0 linear feet total order
C.92.4 linear feet total order
D.98.6 linear feet total order
Explanation: Room perimeter is calculated as 2 × (18 + 24) = 84 linear feet. Adding a 10% waste factor for miter cuts and splice fitting gives 84 × 1.10 = 92.4 linear feet. Rounding up to standard commercial stick lengths ensures complete installation without material shortage.
4A commercial millwork shop needs to fabricate cabinet carcases requiring 480 square feet of 3/4-inch veneer-core plywood. How many standard 4-foot by 8-foot sheet goods must be ordered, assuming zero scrap reuse?
A.12 standard sheet panels
B.14 standard sheet panels
C.16 standard sheet panels
D.15 standard sheet panels
Explanation: One standard 4' × 8' sheet of plywood covers 32 square feet. Dividing 480 square feet by 32 square feet per sheet yields exactly 15 sheets. Estimators must account for panel yield, grain direction, and cut loss when creating sheet stock cut lists.
5On architectural woodwork blueprints, what does a drawing callout symbol consisting of a circle divided horizontally with a number above and below indicate?
A.An elevation reference symbol noting sheet number and detail number
B.A wall section cut line indicating stud spacing and drywall thickness
C.A cabinet door hinge location indicator specifying offset dimensions
D.A finish schedule legend key defining wood species and stain type
Explanation: A divided circular symbol on architectural drawings indicates an elevation or detail callout. The top number identifies the specific detail or elevation view, while the bottom number specifies the drawing sheet where that view is drawn. Proper blueprint reading prevents fabrication errors on C-6 projects.
6According to the Architectural Woodwork Standards (AWS), which quality grade represents the highest level of material quality, joinery precision, and surface finish intended for high-profile executive millwork?
A.Custom Grade architectural woodwork
B.Premium Grade architectural woodwork
C.Economy Grade architectural woodwork
D.Standard Grade architectural woodwork
Explanation: AWS defines three quality grades: Premium Grade (the highest quality level reserved for selective executive projects), Custom Grade (the standard high-quality grade for conventional commercial/residential work), and Economy Grade (minimum quality for utility applications). Premium Grade requires strict veneer matching and tightest joinery tolerances.
7A continuous base cabinet run measures 141 inches between finished walls. The combined width of the pre-assembled modular cabinets totals 138 inches. What total filler strip width is required to bridge the remaining opening?
A.1.5 inches total filler width
B.2.0 inches total filler width
C.3.0 inches total filler width
D.4.5 inches total filler width
Explanation: The total gap width is 141 inches minus 138 inches = 3.0 inches. This filler allowance is typically split into two 1.5-inch filler strips at each wall end to allow cabinet door swing clearance against adjacent walls and account for wall out-of-plumb conditions.
8A plastic laminate countertop layout requires covering 110 square feet of surface area. If individual High-Pressure Laminate (HPL) sheets measure 4 feet by 10 feet, how many sheets are needed allowing 10% waste?
A.2 laminate sheets total
B.3 laminate sheets total
C.5 laminate sheets total
D.4 laminate sheets total
Explanation: Total surface area required with 10% waste is 110 × 1.10 = 121 sq ft. Each 4' × 10' HPL sheet provides 40 sq ft. Dividing 121 sq ft by 40 sq ft per sheet equals 3.025 sheets, which requires ordering 4 full laminate sheets.
9In face-frame cabinet design, a double-door opening measures 36 inches wide. If a 1/2-inch overlay door style is used with a 1/8-inch reveal between the center doors, what is the required width of each individual door panel?
A.18.438 inches wide per door panel
B.17.938 inches wide per door panel
C.18.938 inches wide per door panel
D.17.438 inches wide per door panel
Explanation: Total face frame opening plus overlay is 36" + 0.5" (left overlay) + 0.5" (right overlay) = 37". Subtracting the 1/8" (0.125") center reveal gives 36.875". Dividing by 2 doors yields 18.4375" (18.438") per door panel.
10A finish carpenter is bidding a custom wainscoting project encompassing 60 linear feet of wall space. If labor productivity is estimated at 1.5 linear feet per hour, how many total labor hours should be budgeted for installation?
A.30 total installation hours
B.40 total installation hours
C.45 total installation hours
D.50 total installation hours
Explanation: Total labor hours are calculated by dividing the total linear footage (60 feet) by the hourly installation rate (1.5 feet per hour), which equals 40 hours. Accurate labor budgeting ensures profitable pricing in C-6 finish carpentry contracting.

About the C-6 Cabinet, Millwork and Finish Carpentry Exam

The C-6 exam tests the applicant's knowledge of planning and estimating, cabinetry and millwork fabrication, cabinet and millwork installation, and job site safety in California.

Assessment

Question count not published by the exam provider

Time Limit

3.5 hours

Passing Score

Disclosed at test site

Exam Fee

$450 application fee (California Contractors State License Board (CSLB))

C-6 Cabinet, Millwork and Finish Carpentry Exam Content Outline

20%

Planning and Estimating

Interpreting plans and specifications, estimating materials, and calculating labor costs.

24%

Cabinetry and Millwork Fabrication

Knowledge of wood properties, joinery, machinery, adhesives, and finishing materials.

25%

Cabinet Installation

Procedures for installing wall and base cabinets, hardware, countertops, and layout methods.

16%

Millwork Installation

Installing doors, molding, trim, paneling, stair parts, and specialty millwork.

15%

Worker and Job Site Safety

Cal/OSHA regulations, tool safety, hazardous materials, and personal protective equipment.

How to Pass the C-6 Cabinet, Millwork and Finish Carpentry Exam

What You Need to Know

  • Passing score: Disclosed at test site
  • Assessment: Question count not published by the exam provider
  • Time limit: 3.5 hours
  • Exam fee: $450 application fee

Keys to Passing

  • Work through all 100 available questions
  • Review every answer and explanation
  • Track weak areas and revisit them
  • Use our AI tutor for tough concepts

C-6 Cabinet, Millwork and Finish Carpentry Study Tips from Top Performers

1Review the architectural woodwork standards (NAAWS) for fabrication and installation.
2Practice taking off material quantities from architectural blueprints.
3Understand the differences between various wood species and their working properties.
4Familiarize yourself with Cal/OSHA Title 8 safety regulations specific to woodworking machinery.
5Study proper fastener and adhesive selection for different substrates and materials.

Frequently Asked Questions

How long is the C-6 examination?

The examination is 3.5 hours long and is computer-delivered at PSI testing centers.

What is the experience requirement for the C-6 license?

Applicants must have at least 4 years of verifiable journey-level experience within the past 10 years.

Can I bring a calculator to the test?

You may only use the basic, non-programmable calculator provided at the testing center.

What materials do I need to study?

Review the official CSLB C-6 Study Guide, California Building Code, NAAWS guidelines, and Cal/OSHA safety regulations.