Maryland Refrigeration Operator
Certification Exam Practice Questions
And Correct Answers (Verified Answers)
Plus Rationale 2026 Q&A| Instant
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1. A candidate seeking Maryland refrigeration operator certification is
primarily regulated under which framework governing HVACR
activities in the state, including licensing categories such as
apprentice, journeyman, limited, and master classifications?
A. Maryland Department of Health Clinical Engineering Code
B. Maryland Board of Heating, Ventilation, Air Conditioning and
Refrigeration Contractors regulations under the Department of Labor
C. Maryland Public Utilities Commission Mechanical Licensing Act
D. Federal EPA Section 608 Refrigeration Operator Act
B
The Maryland refrigeration operator certification falls under the
jurisdiction of the Maryland Board of HVACR Contractors within the
Department of Labor, which governs licensing categories such as
apprentice, journeyman, limited, and master HVACR contractors.
2. Which minimum experience requirement is typically necessary for
advancement toward a journeyman HVACR license in Maryland
relevant to refrigeration operations?
A. 1,000 hours of unsupervised refrigeration service work
B. 3 years of apprenticeship plus approximately 1,875 hours of
supervised training
C. 6 months of classroom-only refrigeration instruction
, D. 10,000 hours of independent contractor work without supervision
B
Maryland journeyman HVACR licensing generally requires
apprenticeship training of at least three years with supervised
experience totaling around 1,875 hours under a licensed contractor.
3. What is the primary function of a journeyman HVACR license in
Maryland as it relates to refrigeration systems?
A. Independent contracting and system design approval
B. Performing refrigeration work only under direct supervision of a
master contractor
C. Issuing state HVACR licenses to new applicants
D. Inspecting all commercial refrigeration installations statewide
without restriction
B
A journeyman HVACR license permits an individual to perform
HVACR and refrigeration work only while under the direction and
control of a licensed master contractor.
4. Which of the following best describes a Maryland limited HVACR
contractor license relevant to refrigeration systems?
A. Authorization to design federal refrigeration codes
B. Permission to install only residential refrigeration equipment
C. Authority to maintain or repair specific HVACR systems, including
refrigeration, under defined conditions
D. Certification for teaching HVACR theory only
C
A limited HVACR license in Maryland allows maintenance or repair of
specified HVACR systems, including refrigeration systems, within
defined scope limitations.
5. What is a key requirement for obtaining a Maryland HVACR limited
contractor license?
A. Completion of a four-year engineering degree
B. At least two years of supervised HVACR experience and 1,000 hours
of work in the prior year
C. Federal engineering certification in thermodynamics
D. Ownership of a commercial refrigeration business
, B
Applicants for a limited license must typically have at least two years
of supervised HVACR experience and meet a minimum hourly work
requirement before applying.
6. What is the passing score requirement for Maryland HVACR licensing
examinations related to refrigeration operators?
A. 50%
B. 60%
C. 70%
D. 85%
C
Maryland HVACR licensing exams, including those relevant to
refrigeration operators, generally require a passing score of 70
percent.
7. Which regulatory body administers HVACR licensing examinations in
Maryland?
A. Maryland Department of Transportation
B. Maryland Board of Heating, Ventilation, Air Conditioning and
Refrigeration Contractors
C. Maryland State Police Licensing Division
D. Federal Energy Regulatory Commission
B
The Maryland Board of HVACR Contractors under the Department of
Labor administers HVACR licensing exams and regulates certification
standards.
8. What is a fundamental eligibility requirement for a Maryland
apprentice HVACR license?
A. Prior journeyman certification
B. Completion of a state-approved apprenticeship program
C. No prerequisites are required to enter apprenticeship
D. A college degree in mechanical engineering
C
An apprentice HVACR license does not require prior experience or
certification, allowing entry-level individuals to begin training under
supervision.
Certification Exam Practice Questions
And Correct Answers (Verified Answers)
Plus Rationale 2026 Q&A| Instant
Download Pdf
1. A candidate seeking Maryland refrigeration operator certification is
primarily regulated under which framework governing HVACR
activities in the state, including licensing categories such as
apprentice, journeyman, limited, and master classifications?
A. Maryland Department of Health Clinical Engineering Code
B. Maryland Board of Heating, Ventilation, Air Conditioning and
Refrigeration Contractors regulations under the Department of Labor
C. Maryland Public Utilities Commission Mechanical Licensing Act
D. Federal EPA Section 608 Refrigeration Operator Act
B
The Maryland refrigeration operator certification falls under the
jurisdiction of the Maryland Board of HVACR Contractors within the
Department of Labor, which governs licensing categories such as
apprentice, journeyman, limited, and master HVACR contractors.
2. Which minimum experience requirement is typically necessary for
advancement toward a journeyman HVACR license in Maryland
relevant to refrigeration operations?
A. 1,000 hours of unsupervised refrigeration service work
B. 3 years of apprenticeship plus approximately 1,875 hours of
supervised training
C. 6 months of classroom-only refrigeration instruction
, D. 10,000 hours of independent contractor work without supervision
B
Maryland journeyman HVACR licensing generally requires
apprenticeship training of at least three years with supervised
experience totaling around 1,875 hours under a licensed contractor.
3. What is the primary function of a journeyman HVACR license in
Maryland as it relates to refrigeration systems?
A. Independent contracting and system design approval
B. Performing refrigeration work only under direct supervision of a
master contractor
C. Issuing state HVACR licenses to new applicants
D. Inspecting all commercial refrigeration installations statewide
without restriction
B
A journeyman HVACR license permits an individual to perform
HVACR and refrigeration work only while under the direction and
control of a licensed master contractor.
4. Which of the following best describes a Maryland limited HVACR
contractor license relevant to refrigeration systems?
A. Authorization to design federal refrigeration codes
B. Permission to install only residential refrigeration equipment
C. Authority to maintain or repair specific HVACR systems, including
refrigeration, under defined conditions
D. Certification for teaching HVACR theory only
C
A limited HVACR license in Maryland allows maintenance or repair of
specified HVACR systems, including refrigeration systems, within
defined scope limitations.
5. What is a key requirement for obtaining a Maryland HVACR limited
contractor license?
A. Completion of a four-year engineering degree
B. At least two years of supervised HVACR experience and 1,000 hours
of work in the prior year
C. Federal engineering certification in thermodynamics
D. Ownership of a commercial refrigeration business
, B
Applicants for a limited license must typically have at least two years
of supervised HVACR experience and meet a minimum hourly work
requirement before applying.
6. What is the passing score requirement for Maryland HVACR licensing
examinations related to refrigeration operators?
A. 50%
B. 60%
C. 70%
D. 85%
C
Maryland HVACR licensing exams, including those relevant to
refrigeration operators, generally require a passing score of 70
percent.
7. Which regulatory body administers HVACR licensing examinations in
Maryland?
A. Maryland Department of Transportation
B. Maryland Board of Heating, Ventilation, Air Conditioning and
Refrigeration Contractors
C. Maryland State Police Licensing Division
D. Federal Energy Regulatory Commission
B
The Maryland Board of HVACR Contractors under the Department of
Labor administers HVACR licensing exams and regulates certification
standards.
8. What is a fundamental eligibility requirement for a Maryland
apprentice HVACR license?
A. Prior journeyman certification
B. Completion of a state-approved apprenticeship program
C. No prerequisites are required to enter apprenticeship
D. A college degree in mechanical engineering
C
An apprentice HVACR license does not require prior experience or
certification, allowing entry-level individuals to begin training under
supervision.
