, OKLAHOMA REFRIGERATION CONTRACTOR
EXAMINATION & PRACTICE TEST
50 Comprehensive Questions with Answer Keys and Detailed Rationales
Compliant with CIB Regulations, IFGC, IMC, and ASHRAE Standards
EXAM INFORMATION & INSTRUCTIONS:
• Candidate Notice: This practice examination contains 50 rigorous, multiple-choice questions designed to mirror
the Oklahoma Construction Industries Board (CIB) Unlimited Refrigeration Contractor Licensing Exam.
• Exam Coverage: Principles of Thermodynamics, Mechanical Refrigeration Cycles, Compressors, Condensers,
Evaporators, Metering Devices, Piping & System Components, EPA Section 608 Guidelines, Safety Standards
(ASHRAE 15 & 34), Electrical Controls, and Troubleshooting.
• Instructions: Select the best response for each question. Refer to the Detailed Rationales section following the
exam for full explanations and code references.
EXAMINATION & PRACTICE TEST
50 Comprehensive Questions with Answer Keys and Detailed Rationales
Compliant with CIB Regulations, IFGC, IMC, and ASHRAE Standards
EXAM INFORMATION & INSTRUCTIONS:
• Candidate Notice: This practice examination contains 50 rigorous, multiple-choice questions designed to mirror
the Oklahoma Construction Industries Board (CIB) Unlimited Refrigeration Contractor Licensing Exam.
• Exam Coverage: Principles of Thermodynamics, Mechanical Refrigeration Cycles, Compressors, Condensers,
Evaporators, Metering Devices, Piping & System Components, EPA Section 608 Guidelines, Safety Standards
(ASHRAE 15 & 34), Electrical Controls, and Troubleshooting.
• Instructions: Select the best response for each question. Refer to the Detailed Rationales section following the
exam for full explanations and code references.