Contractor Exam 2026 — 100 Questions
& Answers with Detailed Rationales |
Complete Exam Prep & Study Guide
1. What is the primary purpose of a commercial kitchen equipment
contractor’s license?
A. To perform only residential plumbing
B. To install, service, and maintain commercial kitchen equipment within the
authorized scope
C. To design restaurant menus
D. To inspect food products
Answer: To install, service, and maintain commercial kitchen equipment within
the authorized scope
Rationale: The contractor’s licensing scope establishes the types of commercial
kitchen equipment work the contractor is legally authorized to perform.
2. Which document generally provides the manufacturer’s approved
installation requirements for commercial kitchen equipment?
A. Restaurant menu
B. Equipment installation manual
C. Employee handbook
D. Purchase receipt
,Answer: Equipment installation manual
Rationale: Manufacturer installation manuals provide required clearances,
utility connections, ventilation requirements, anchoring procedures, and
operating conditions.
3. What should be done before installing a piece of gas-fired commercial
cooking equipment?
A. Remove all safety controls
B. Verify the gas type and required supply pressure
C. Increase the gas pressure automatically
D. Disconnect the ventilation system
Answer: Verify the gas type and required supply pressure
Rationale: Equipment must receive the correct fuel at the pressure specified by
the manufacturer to operate safely and properly.
4. What is the primary purpose of a commercial kitchen exhaust hood?
A. Heat the dining room
B. Remove heat, smoke, grease-laden vapors, and combustion products as
applicable
C. Increase cooking temperatures
D. Supply drinking water
Answer: Remove heat, smoke, grease-laden vapors, and combustion products as
applicable
Rationale: Exhaust hoods capture and remove cooking contaminants and heat
while helping maintain a safe kitchen environment.
5. What type of hood is commonly used over equipment that produces
grease-laden vapors?
A. Type I hood
B. Type II hood
,C. Residential bathroom fan
D. Attic fan
Answer: Type I hood
Rationale: Type I hoods are designed for commercial cooking equipment that
produces grease-laden vapors and require appropriate grease-removal and fire-
protection provisions.
6. What type of hood is generally used for heat and moisture without grease-
laden vapors?
A. Type I
B. Type II
C. Type IV
D. Smoke-control hood
Answer: Type II
Rationale: Type II hoods are generally intended for equipment producing heat
and moisture but not grease-laden vapors.
7. Why must exhaust airflow be properly balanced with replacement air?
A. To eliminate all kitchen noise
B. To prevent excessive negative or positive pressure
C. To increase grease production
D. To reduce water pressure
Answer: To prevent excessive negative or positive pressure
Rationale: Improper air balance can interfere with hood capture, combustion,
appliance operation, and building pressure conditions.
8. What is the purpose of a make-up air system in a commercial kitchen?
A. Replace air exhausted from the building
B. Increase gas pressure
, C. Supply water to appliances
D. Cool refrigeration compressors only
Answer: Replace air exhausted from the building
Rationale: Make-up air replaces air removed by exhaust systems and helps
maintain proper building pressure and hood performance.
9. What should be verified before connecting an electrical commercial kitchen
appliance?
A. Paint color
B. Voltage, phase, frequency, and electrical rating
C. Food temperature
D. Menu size
Answer: Voltage, phase, frequency, and electrical rating
Rationale: Electrical characteristics must match the equipment nameplate and
installation requirements to prevent equipment damage and electrical hazards.
10.What does the equipment nameplate typically provide?
A. Employee schedules
B. Electrical, gas, or other utility requirements
C. Food recipes
D. Cleaning schedules only
Answer: Electrical, gas, or other utility requirements
Rationale: The nameplate identifies important operating and utility information
necessary for proper installation.
11.What is the purpose of equipment grounding?
A. Increase appliance temperature
B. Provide a path for fault current and reduce shock hazards