1.8 - Practice Questions

Module: EPA Section 608 Certification and Examination Overview
Covers: Sections 1.1–1.7
Question type: Original EPA 608-style multiple-choice practice
Regulatory verification basis: Module 1 content verified August 5, 2026
Answers: See 1.9 - Answers and Explanations.md

Instructions

• Select the single best answer for each question.
• Complete the set without notes or external references.
• Record a confidence code for every answer:
  • C3 — certain and can explain.
  • C2 — probably correct but not fully certain.
  • C1 — guessed between choices.
  • C0 — no reliable basis.
• Enter every incorrect, C1, and C0 response in the error log.
• Review the detailed answer explanations only after completing all questions.
• A correct guess is not considered mastered.

Practice Record

• Date:
• Time started:
• Time completed:
• Testing condition: Closed-book
• Question set: Module 1 Practice Set
• Correct answers: ___ / 25
• Low-confidence answers (C0–C1):
• Open P1 errors after review:
• Readiness status: Critical Review / Developing / Near Ready / Ready / Confirmed Ready

Question 1

What is the primary purpose of the Section 608 refrigerant-management program?

A. To establish national prices for HVAC service

B. To reduce refrigerant emissions and require proper refrigerant management

C. To approve the seasonal efficiency of all air conditioners

D. To issue state HVAC contractor licenses

Question 2

Which statement best describes EPA Section 608 certification?

A. It is a federal refrigerant-handling credential and does not replace separate trade or professional licenses

B. It is a state license authorizing every type of HVAC contracting work

C. It is a manufacturer certificate for one refrigerant

D. It is an electrical license for refrigeration equipment

Question 3

Which factor primarily determines whether a person is a technician under Section 608?

A. Whether the person owns the appliance

B. Whether the person is paid

C. Whether the person’s job title includes the word technician

D. Whether the activity could reasonably violate the refrigerant circuit and release refrigerant

Question 4

Which statement about attaching a manifold gauge set is correct?

A. It never requires certification because it is diagnostic work

B. It requires certification only when liquid refrigerant is added

C. It generally requires certification even though gauge connection is not defined as opening the appliance

D. It is exempt when the person owns the equipment

Question 5

Which activity is not normally expected to violate the refrigerant circuit?

A. Removing refrigerant

B. Rewiring an external electrical circuit

C. Cutting a refrigerant line

D. Connecting a precharged refrigerant line

Question 6

A homeowner connects precharged refrigerant lines while installing a mini-split system. Which statement is most accurate?

A. Appropriate Section 608 certification is required because the connection can release refrigerant

B. Certification is unnecessary because the appliance is new

C. Certification is unnecessary because the homeowner is unpaid

D. Only refrigerant-specific manufacturer training is required

Question 7

Which set of conditions is required for a person to use the federal registered-apprentice exemption described in Module 1?

A. The person is newly hired and a certified employee works for the same company

B. The person is enrolled in any HVAC course and has less than two years of experience

C. The person is called an apprentice by the employer and can contact a supervisor by telephone

D. The person is properly registered, remains within the applicable two-year period, and is closely and continually supervised by a technician with the appropriate certification

Question 8

Which statement correctly distinguishes formal laboratory coursework from on-the-job training?

A. Both automatically permit uncertified field service for customers

B. Neither permits students to handle service equipment before certification

C. Genuine course-driven laboratory work may occur before certification, while covered internship or job-site work requires certification or qualifying apprentice status

D. Formal laboratory work removes recovery and venting requirements

Question 9

Which statement about disposing of a small appliance is correct?

A. Type I certification is always required solely for final disposal

B. The technician-certification disposal exception may apply, but refrigerant recovery and safe-disposal duties remain

C. The refrigerant may be vented because the appliance is no longer operating

D. Only the original equipment owner may arrange recovery

Question 10

Which combination is required for an appliance to qualify as a small appliance?

A. Factory manufacture, factory charge, factory hermetic sealing, and 5 lb or less of refrigerant

B. Residential use and 5 lb or less of refrigerant

C. Portable construction and a 120-volt power supply

D. Any equipment with a current charge below 5 lb

Question 11

A field-connected residential split-system air conditioner contains 4 lb of refrigerant. Which certification is generally required for covered service work?

A. Type I because the charge is below 5 lb

B. Type III because the system has two sections

C. Type II because the appliance does not meet the complete small-appliance definition

D. Section 609 because the equipment uses a compressor

Question 12

Which statement most accurately describes the ordinary Type II equipment scope?

A. Only equipment physically larger than a household refrigerator

B. Only equipment containing more than 50 lb of refrigerant

C. Low-pressure centrifugal and absorption chillers

D. Medium-, high-, and very-high-pressure appliances, subject to the applicable exclusions and special boundary rules

Question 13

Which appliance is most clearly associated with Type III certification?

A. Household refrigerator

B. Low-pressure centrifugal chiller

C. Residential split-system heat pump

D. Commercial walk-in freezer

Question 14

Which statement correctly describes Universal certification?

A. It combines Core, Type I, Type II, and Type III and covers the equipment categories included under the three types

B. It is a separate certification only for very-high-pressure refrigerants

C. It replaces Section 609 certification for paid motor-vehicle A/C service

D. It eliminates state and local licensing requirements

Question 15

Which statement about refrigerant-specific training is correct?

A. An R-410A training card automatically provides Universal certification

B. A manufacturer certificate replaces Type II certification

C. Refrigerant-specific training may be valuable but does not replace the applicable Section 608 certification

D. EPA issues a separate certification for every refrigerant

Question 16

A Universal Section 608 technician repairs a passenger-car air conditioner in exchange for payment. Which additional certification is required?

A. Type I

B. Type III

C. No additional certification

D. Section 609

Question 17

Which certification pathway applies to a qualifying MVAC-like appliance on agricultural or construction equipment?

A. Type I only

B. Section 608 Type II or Section 609

C. Type III only

D. Universal only

Question 18

A refrigeration system mounted on a truck cools only the cargo compartment. Which general certification program applies?

A. Section 608, according to the appliance and pressure classification

B. Section 609 because the refrigeration system is vehicle mounted

C. Section 609 only when the cargo is food

D. No federal refrigerant-management program applies

Question 19

How is the R-22 bus air-conditioning example in Module 1 classified?

A. Type I small appliance

B. MVAC requiring Section 609 in every case

C. Section 608 Type II equipment

D. Type III low-pressure equipment

Question 20

A person holds only Section 609 certification. Which purchase is not authorized by that credential alone?

A. Refrigerant acceptable for use in an MVAC

B. A qualifying small DIY MVAC container available under the sales exception

C. MVAC refrigerant within the Section 609 certification scope

D. Refrigerant intended for a stationary R-22 air-conditioning system

Question 21

Who may administer a valid Section 608 certification examination?

A. Any HVAC employer

B. An EPA-approved Section 608 certifying organization

C. Any professional engineer

D. Any refrigerant manufacturer

Question 22

Which statement about an open-book Core examination is correct?

A. It automatically provides Universal certification when Type I is passed

B. It replaces all equipment-specific examination sections

C. An open-book Core result cannot be used to obtain Universal certification

D. It is the only permitted method for the Core examination

Question 23

Which statement about a Section 608 certification credential is correct?

A. It does not expire, but the technician must continue to follow current regulations and technical requirements

B. It expires every 5 years

C. EPA requires annual renewal of every credential

D. It becomes invalid whenever the testing provider changes its examination price

Question 24

A student answers a practice question correctly but records confidence code C1. What should the student do?

A. Treat the concept as mastered because the answer was correct

B. Delete the question from future review

C. Change the answer to an incorrect option

D. Enter the question in the error log and review the reasoning

Question 25

Which condition best represents the project’s Confirmed Ready standard for one examination section?

A. At least 18 out of 25 once, even with unresolved safety errors

B. At least 22 out of 25 on two separate closed-book cumulative attempts, using different question sets and leaving no unresolved P1 errors

C. A high combined score that offsets a weak section

D. Completion of the reading files without a closed-book assessment

Post-Test Review

After completing the questions:

1. Use Section 1.9 - Answers and Explanations.
2. Score all 25 questions.
3. Review every incorrect answer.
4. Review every C0 and C1 answer, including correct guesses.
5. Assign an error code and priority.
6. Return to the specific Module 1 file identified by the explanation.
7. Retest unresolved concepts with new questions.

Question-Coverage Summary