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Free Practice Quiz Question List

9 Universal Certification and Comprehensive Review Online Quiz Questions

Use this free practice quiz with 20 questions to review 9 Universal Certification and Comprehensive Review, test your knowledge, and prepare for your next test or exam.

20 questions
01
True or false
1 point

True or false: Once earned, an EPA Section 608 certification credential expires after a fixed period.

  1. A

    True

  2. B

    False

02
Choose one
1 point

A factory-made, charged, hermetically sealed household appliance contains 44 pounds of refrigerant. Which Section 608 equipment category covers it?

  1. A

    Type II

  2. B

    Type I

  3. C

    Type III

  4. D

    Universal

03
Written response
1 point

What passing score is specified for EPA Section 608 closed-book examinations?

04
Choose one
1 point

A technician needs to pressure-test a refrigeration system for leaks. Which approach is appropriate?

  1. A

    Use compressed air and monitor the gauge closely.

  2. B

    Use oxygen if the system is empty.

  3. C

    Use dry nitrogen with a regulator and suitable pressure-relief protection.

  4. D

    Use any available gas without pressure controls.

05
True or false
1 point

True or false: A customer's approval makes intentional refrigerant release during routine service permissible.

  1. A

    True

  2. B

    False

06
Written response
1 point

What exact cutoff date does the small-appliance recovery guidance use for recovery equipment qualifying for the 90%90\% requirement when the compressor works?

07
Choose all
1 point

Select all statements supported by the Section 608 guidance on reuse and transfer of recovered refrigerant.

  1. A

    Recovered refrigerant may generally be reused in equipment owned by the same person.

  2. B

    Any recovered refrigerant can be resold without further processing.

  3. C

    Refrigerant transferred to a new owner for resale must be reclaimed by an EPA-certified reclaimer.

  4. D

    Recycling automatically meets reclamation specifications.

08
Choose one
1 point

Which examination path supports EPA Section 608 Universal certification?

  1. A

    Pass Type I only.

  2. B

    Pass the Core and any one type-specific examination.

  3. C

    Pass the Core and Types I, II, and III under the applicable proctored, closed-book requirements.

  4. D

    Complete a training course without taking an examination.

09
Choose all
1 point

Select all appropriate recovery-cylinder practices.

  1. A

    Leave vapor space because liquid refrigerant expands as it warms.

  2. B

    Use disposable cylinders for recovery, provided they are not overfilled.

  3. C

    Do not refill disposable cylinders.

  4. D

    Avoid mixing refrigerants in a recovery cylinder.

  5. E

    Fill a recovery cylinder completely with liquid to prevent vapor formation.

10
Open ended
1 point

After a system reaches its required evacuation level, what should a technician check before treating recovery as complete, and what might the result indicate?

11
Choose one
1 point

A technician connects gauges to a stationary split-system air conditioner to measure refrigerant pressure. Which statement is most accurate?

  1. A

    Certification is unnecessary unless refrigerant is added.

  2. B

    Section 608 certification is generally required because connecting gauges can violate refrigerant-circuit integrity.

  3. C

    Only the equipment owner needs certification.

  4. D

    Section 609 certification is required for every stationary air conditioner.

12
True or false
1 point

True or false: Refrigerants and lubricants are universally interchangeable, so a technician can assume a substitute refrigerant is a drop-in replacement.

  1. A

    True

  2. B

    False

13
Choose one
1 point

Which examination path supports EPA Section 608 Universal certification?

  1. A

    Pass Type I only.

  2. B

    Pass the Core and Types I, II, and III examinations under the applicable proctored, closed-book requirements.

  3. C

    Pass the Core and any one type-specific examination.

  4. D

    Complete a training course without taking an examination.

14
Choose one
1 point

Which term describes processing recovered refrigerant to the applicable purity standard and verifying that it meets that standard?

  1. A

    Recover

  2. B

    Recycle

  3. C

    Reclaim

  4. D

    Evacuate

15
Choose one
1 point

A small appliance is being serviced with recovery equipment, but its compressor does not work. What recovery percentage generally applies under the EPA small-appliance rule?

  1. A

    50%

  2. B

    80%

  3. C

    90%

  4. D

    100% in every case

16
Choose one
1 point

Why should a recovery cylinder not be filled completely with liquid refrigerant?

  1. A

    A cylinder must contain air to operate correctly.

  2. B

    Warming liquid refrigerant expands and can create dangerous pressure.

  3. C

    A full cylinder automatically meets reclamation specifications.

  4. D

    Liquid refrigerant cannot be weighed accurately.

17
Written response
1 point

For a small appliance whose compressor does not work, what recovery percentage generally applies under the EPA rule?

18
Written response
1 point

Before recovered refrigerant is resold after transfer to a new owner, what treatment must it undergo?

19
Fill in the blank
1 point

In a vapor-compression refrigeration cycle, the component that rejects heat as refrigerant condenses is the .

20
Fill in the blank
1 point

For an appliance with a full charge of at least 50 pounds of ozone-depleting refrigerant, the general annual leak-repair trigger rate listed for commercial refrigeration is .