Oregon Limited Energy Technician (LEA) EXAM QUESTIONS
AND CORRECT VERIFIED SOLUTIONS LATEST UPDATE THIS
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Oregon Limited Energy Technician (LEA) Exam
250 Practice Questions with Rationales
EXAM COVERAGE OVERVIEW (10 Key Points)
1. License Scope – A Class A Limited Energy Technician (LEA) may install, alter, and
repair all limited energy systems, including fire alarm, nurse call, burglar alarm, and
other life safety systems . A Class B (LEB) excludes protective signaling .
2. Governing Agency – The Oregon Building Codes Division (BCD) , part of the Department
of Consumer and Business Services, administers licensing and examinations .
3. Experience Requirements (LEA) – Applicants must complete 6,000 hours of on-the-job
training (Oregon apprenticeship) OR 12,000 hours of out-of-state experience, plus 432
hours of classroom training . Minimum 3 years experience required .
4. Experience Requirements (LEB) – Applicants must complete 4,000 hours of work
experience (Oregon) OR 8,000 hours of out-of-state experience, plus a board-approved
32-hour training program .
5. Exam Details (LEA) – The exam consists of 52 questions with a 3-hour time limit. Passing
score is 75% (39 correct) . The exam is OPEN BOOK .
6. Exam Details (LEB) – The exam consists of 28 questions with a 2-hour time limit. Passing
score is 75% (21 correct) .
7. Permitted References – Candidates may use the National Electrical Code (NEC) , Oregon
Electrical Specialty Code (OESC) , Oregon Revised Statutes (ORS) , and Oregon
Administrative Rules (OAR) during the exam .
8. Continuing Education – LEA license renewal requires 8 hours of continuing
education per renewal cycle .
9. Reciprocity – Oregon has reciprocity agreements for the General Supervising Electrician
license with Arkansas and Utah . No specific reciprocity for LEA is noted .
10. Key Exam Topics – Questions cover Ohm's Law, NEC Article 725 (Class 2 & 3
circuits) , grounding and bonding, fiber optics, fire alarm systems (NFPA 72) , and low-
voltage code requirements .
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QUESTIONS 1-250
1. What is the scope of work for a Class A Limited Energy Technician (LEA) in Oregon?
A) Installation, alteration, and repair of all electrical systems
B) Installation, alteration, and repair of all limited energy systems
C) Installation and repair of residential wiring only
D) Installation of low-voltage systems not including protective signaling
Correct Answer: B
Rationale: An LEA may install, alter, and repair all limited energy systems, which includes
protective signaling systems such as fire alarm, nurse call, and burglar alarm . An LEB is
restricted and may not perform protective signaling work .
2. What is the primary difference between Class A and Class B Limited Energy Technician
licenses in Oregon?
A) Class A requires more experience
B) Class A may perform protective signaling work; Class B may not
C) Class A is for commercial work; Class B is for residential
D) There is no difference; the classes are interchangeable
Correct Answer: B
Rationale: The primary distinction is that an LEA may install, alter, and repair protective
signaling systems (fire alarm, nurse call, burglar alarm) while an LEB cannot perform protective
signaling work .
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3. What is the minimum passing score for the Oregon LEA exam?
A) 70%
B) 72%
C) 75%
D) 80%
Correct Answer: C
Rationale: The passing score for the LEA exam is 75% . With 52 questions, this means a
candidate must correctly answer 39 questions to pass .
4. How many questions are on the Oregon LEA exam?
A) 28
B) 52
C) 75
D) 100
Correct Answer: B
Rationale: The LEA exam consists of 52 code look-up questions .
5. What is the time limit for the Oregon LEA exam?
A) 2 hours
B) 2.5 hours
C) 3 hours
D) 4 hours
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Correct Answer: C
Rationale: The LEA exam has a 3-hour time limit . The LEB exam is 2 hours .
6. What references are permitted during the Oregon LEA exam?
A) Only the National Electrical Code
B) The NEC, OESC, ORS, and OAR
C) Only the Oregon Electrical Specialty Code
D) No references are permitted; it is a closed-book exam
Correct Answer: B
Rationale: The Oregon LEA exam is open book . Permitted references include the National
Electrical Code (NEC), Oregon Electrical Specialty Code (OESC), Oregon Revised Statutes (ORS),
and Oregon Administrative Rules (OAR) .
7. How many hours of on-the-job training are required for an Oregon LEA license through an
Oregon apprenticeship?
A) 4,000 hours
B) 6,000 hours
C) 8,000 hours
D) 12,000 hours
Correct Answer: B
Rationale: An Oregon LEA applicant must complete 6,000 hours of on-the-job training through
an approved apprenticeship program .