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North Dakota – Contractor Licensing
Exam Practice Test
- What is the primary purpose of a construction contract?
A. To estimate labor only B. To provide equipment lists C. To define the rights and responsibilities of all parties D. To obtain insurance
Answer: To define the rights and responsibilities of all parties
Rationale: A construction contract establishes obligations, scope of work, payment terms, timelines, and legal protections for all parties involved.
- Which document typically outlines the detailed work required for a project?
A. Invoice B. Specifications C. Warranty D. Lien waiver
Answer: Specifications
Rationale: Specifications describe materials, workmanship standards, installation methods, and quality requirements.
- What is a change order?
A. A permit application B. A payroll report
C. A written modification to the original contract D. A project closeout document
Answer: A written modification to the original contract
Rationale: Change orders adjust scope, cost, schedule, or project requirements after contract execution.
- What does OSHA primarily regulate?
A. Tax reporting B. Employee benefits C. Workplace safety and health D. Building design
Answer: Workplace safety and health
Rationale: OSHA establishes and enforces standards designed to protect workers from job-site hazards.
- Which type of foundation is most common for residential structures?
A. Pier foundation only B. Concrete slab or basement foundation C. Timber foundation D. Stone-only foundation
Answer: Concrete slab or basement foundation
Rationale: Slab and basement foundations are commonly used due to their durability and load-bearing capability.
- What is the first step before excavation begins?
A. Pour concrete B. Order roofing materials C. Locate underground utilities D. Install insulation
Rationale: Watts measure the rate at which electrical energy is consumed or produced.
10.Which trade installs supply and drain piping?
A. Masonry B. Roofing C. Plumbing D. Framing
Answer: Plumbing
Rationale: Plumbers install water supply systems, waste lines, fixtures, and related components.
11.What is the purpose of a building permit?
A. Guarantee project profit B. Verify code compliance before construction C. Approve financing D. Replace inspections
Answer: Verify code compliance before construction
Rationale: Permits help ensure construction complies with applicable building codes and regulations.
12.What is a lien waiver?
A. Safety inspection report B. Insurance certificate C. Document relinquishing lien rights to the extent specified D. Building permit
Answer: Document relinquishing lien rights to the extent specified
Rationale: Lien waivers are commonly exchanged after payment to reduce the risk of future claims.
13.Which roofing material generally has the longest lifespan?
A. Asphalt shingles B. Wood shakes C. Metal roofing D. Rolled roofing
Answer: Metal roofing
Rationale: Metal roofs often last significantly longer than many traditional roofing materials.
14.What is the purpose of flashing?
A. Decorative trim only B. Prevent water intrusion at joints and penetrations C. Improve insulation value D. Reduce framing costs
Answer: Prevent water intrusion at joints and penetrations
Rationale: Flashing directs water away from vulnerable areas such as roofs, windows, and doors.
15.Which framing member typically supports floor loads?
A. Ridge vent B. Fascia board C. Floor joist D. Trim board
Answer: Floor joist
Rationale: Floor joists transfer loads from floors to beams, walls, or foundations.
16.What is the main purpose of insulation?
A. Waterproofing B. Reduce heat transfer
Rationale: The schedule identifies activity durations, milestones, and sequencing.
20.What is critical path?
A. Emergency exit route B. Longest sequence of activities determining project duration C. Utility corridor D. Material delivery route
Answer: Longest sequence of activities determining project duration
Rationale: Delays to critical-path activities generally delay project completion.
21.What is a subcontractor?
A. Owner representative B. Architect employee C. Contractor hired to perform specialized work D. Building inspector
Answer: Contractor hired to perform specialized work
Rationale: Subcontractors perform specific portions of a construction project.
22.What is the purpose of workers' compensation insurance?
A. Protect equipment B. Cover project delays C. Provide benefits for work-related injuries D. Replace liability insurance
Answer: Provide benefits for work-related injuries
Rationale: Workers' compensation helps cover medical expenses and wage replacement.
23.Which tool is commonly used to verify a right angle?
A. Plumb bob B. Chalk line C. Framing square D. Trowel
Answer: Framing square
Rationale: Framing squares assist with layout and checking 90-degree angles.
24.What is the purpose of a plumb line?
A. Measure voltage B. Determine moisture content C. Verify vertical alignment D. Check concrete strength
Answer: Verify vertical alignment
Rationale: A plumb line indicates true vertical positioning.
25.What is the minimum safe practice before servicing electrical equipment?
A. Increase voltage B. Remove grounding C. De-energize and verify absence of power D. Wet surrounding surfaces
Answer: De-energize and verify absence of power
Rationale: Lockout and verification procedures reduce the risk of electrical shock.
26.What does PPE stand for?
A. Project Planning Estimate B. Public Permit Evaluation C. Personal Protective Equipment D. Property Protection Element
A. Reduce taxes B. Provide financial protection against certain contractor failures C. Increase labor productivity D. Replace insurance
Answer: Provide financial protection against certain contractor failures
Rationale: Bonds may protect owners against nonperformance or nonpayment.
31.Which soil condition generally has poor bearing capacity?
A. Dense gravel B. Bedrock C. Organic soil D. Compacted sand
Answer: Organic soil
Rationale: Organic materials decompose and can cause settlement issues.
32.What is settlement?
A. Roof expansion B. Downward movement of a structure or soil C. Electrical grounding D. Moisture migration
Answer: Downward movement of a structure or soil
Rationale: Settlement can affect structural stability and finishes.
33.What is the purpose of anchor bolts?
A. Attach drywall B. Install insulation C. Secure framing to foundations D. Connect plumbing fixtures
Answer: Secure framing to foundations
Rationale: Anchor bolts resist movement between structural components and foundations.
34.What is a load-bearing wall?
A. Decorative wall B. Partition only C. Wall supporting structural loads above D. Exterior trim wall
Answer: Wall supporting structural loads above
Rationale: Load-bearing walls transfer loads to lower structural elements.
35.What is a dead load?
A. Temporary worker load B. Wind pressure C. Permanent weight of building components D. Snow accumulation
Answer: Permanent weight of building components
Rationale: Dead loads include structural materials and permanently attached elements.
36.What is a live load?
A. Weight of concrete B. Weight of steel beams C. Movable or temporary loads on a structure D. Foundation weight
Answer: Movable or temporary loads on a structure
Rationale: Occupants, furniture, and movable equipment are live loads.
37.What is the primary purpose of ventilation?
Answer: Forecast project costs and resources
Rationale: Accurate estimates support budgeting, bidding, and project planning.
41.What is overhead?
A. Direct labor cost only B. Material waste only C. Indirect business operating expenses D. Permit fee only
Answer: Indirect business operating expenses
Rationale: Overhead includes office expenses, utilities, and administrative costs.
42.What is profit?
A. Total revenue only B. Total expenses C. Revenue minus costs and expenses D. Payroll deductions
Answer: Revenue minus costs and expenses
Rationale: Profit represents financial gain after expenses are paid.
43.What is depreciation?
A. Increase in value B. Reduction in asset value over time C. Project delay cost D. Insurance premium
Answer: Reduction in asset value over time
Rationale: Equipment and assets lose value due to age, wear, and obsolescence.
44.Which document records employee earnings and deductions?
A. Permit log B. Change order C. Payroll record D. Material requisition
Answer: Payroll record
Rationale: Payroll records track compensation and required deductions.
45.What is a bid bond intended to help guarantee?
A. Building occupancy B. Equipment maintenance C. Contractor will enter into the contract if awarded D. Project design
Answer: Contractor will enter into the contract if awarded
Rationale: Bid bonds provide assurance that the bidder will honor the bid.
46.What is quality control?
A. Marketing effort B. Process of ensuring work meets specified standards C. Payroll function D. Permit review
Answer: Process of ensuring work meets specified standards
Rationale: Quality control helps ensure compliance with plans and specifications.
47.What is the purpose of inspections?
A. Increase profits only B. Verify compliance with codes and project requirements C. Eliminate permits D. Replace supervision
51.What is the primary purpose of a safety meeting?
A. Increase project costs B. Reduce material deliveries C. Communicate hazards and safe work practices D. Eliminate inspections
Answer: Communicate hazards and safe work practices
Rationale: Regular safety meetings help workers identify hazards and reinforce safe job-site procedures.
52.Which fire extinguisher is commonly used for ordinary combustible materials?
A. Class C B. Class D C. Class K D. Class A
Answer: Class A
Rationale: Class A extinguishers are designed for wood, paper, cloth, and similar combustible materials.
53.What is the purpose of scaffolding?
A. Store materials permanently B. Provide elevated work access C. Replace ladders entirely D. Support foundations
Answer: Provide elevated work access
Rationale: Scaffolding provides safe platforms for workers performing elevated tasks.
54.What should be done before using a scaffold?
A. Paint it B. Load materials first C. Inspect it for defects and stability D. Remove guardrails
Answer: Inspect it for defects and stability
Rationale: Inspections help identify hazards that could lead to scaffold failures or falls.
55.What is a permit-required confined space?
A. Any office area B. Open-air excavation C. Space with specific hazards requiring special procedures D. Parking lot
Answer: Space with specific hazards requiring special procedures
Rationale: Confined spaces may contain atmospheric, engulfment, or other serious hazards.
56.What is excavation shoring used for?
A. Drain water only B. Improve landscaping C. Prevent trench collapse D. Install roofing
Answer: Prevent trench collapse
Rationale: Shoring systems support excavation walls and reduce cave-in risks.
57.What is a blueprint?
A. Payroll document B. Insurance policy
Rationale: RFIs help resolve ambiguities and avoid construction errors.
61.What is a footing?
A. Roof component B. Foundation element distributing loads to soil C. HVAC component D. Wall finish
Answer: Foundation element distributing loads to soil
Rationale: Footings spread structural loads over a larger soil area.
62.What is frost heave?
A. Roof sagging B. Concrete curing C. Soil expansion caused by freezing moisture D. Pipe corrosion
Answer: Soil expansion caused by freezing moisture
Rationale: Frost heave can lift and damage foundations and pavements.
63.What is compressive strength?
A. Resistance to bending B. Resistance to tearing C. Ability to withstand crushing forces D. Resistance to corrosion
Answer: Ability to withstand crushing forces
Rationale: Compressive strength is a key measure of concrete performance.
64.What is the purpose of control joints in concrete?
A. Improve color B. Increase weight
C. Help control cracking locations D. Waterproof surfaces
Answer: Help control cracking locations
Rationale: Control joints encourage cracking to occur in planned locations.
65.Which material is commonly used for structural framing?
A. Wallpaper B. Carpet C. Wood or steel D. Vinyl flooring
Answer: Wood or steel
Rationale: Wood and steel provide the strength necessary for structural support.
66.What is a beam?
A. Plumbing fixture B. Roof covering C. Horizontal structural member supporting loads D. Paint coating
Answer: Horizontal structural member supporting loads
Rationale: Beams transfer loads to columns, walls, or other supports.
67.What is a column?
A. Floor covering B. Vertical structural support member C. Insulation material D. Roofing membrane
Answer: Vertical structural support member
Rationale: Columns carry loads downward to foundations.
