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Key Facts: North Carolina Low Voltage Practice Exam

Varies

Official Credential

NC Board of Examiners of Electrical Contractors (NCBEEC)

Not one total

Official Exam Format

Credential-specific bulletin required

100 Q

Practice Questions

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North Carolina does not publish one generic “low voltage contractor” exam matching this route. Use the 100 local questions for diagnostic practice, then confirm the exact credential, legal scope, official item count, time limit, passing standard, fee, and reference list with the responsible authority.

Sample North Carolina Low Voltage Practice Practice Questions

Try these sample questions to review concepts for the North Carolina Low Voltage Practice exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Which North Carolina board issues the SP-LV (Low Voltage) specialty license?
A.NC State Fire Marshal's Office
B.NC Board of Examiners of Electrical Contractors (NCBEEC)
C.NC Department of Insurance
D.NC Alarm Systems Licensing Board
Explanation: The NCBEEC administers the SP-LV license classification for low voltage system installers in North Carolina. This board regulates all electrical contractor licensing in the state, including specialty classifications.
2How many years of experience are required for the NC SP-LV license examination?
A.1 year
B.2 years
C.3 years
D.4 years
Explanation: The NCBEEC requires a minimum of 2 years of experience for the SP-LV classification, with at least 1 year being primary experience in low voltage work. The remaining year can be primary, secondary, or a combination.
3What is the minimum passing score on the NCBEEC SP-LV licensing exam?
A.60%
B.65%
C.70%
D.75%
Explanation: All NCBEEC licensing examinations, including the SP-LV exam, require a minimum score of 70% to pass. The exam is administered through PSI Exams.
4Which edition of the NEC does North Carolina use for licensing examinations?
A.2017 NEC
B.2020 NEC
C.2023 NEC
D.2026 NEC
Explanation: As of 2026, the NCBEEC bases all board examinations on the 2020 National Electrical Code. Candidates should use the 2020 NEC to prepare for the exam.
5Under NEC Article 725, what are the three classes of remote-control and signaling circuits?
A.Class A, B, C
B.Class 1, 2, 3
C.Type 1, 2, 3
D.Grade 1, 2, 3
Explanation: NEC Article 725 defines Class 1, Class 2, and Class 3 circuits, each with different voltage and power limitations determining wiring methods, cable types, and installation requirements.
6What NEC article covers fire alarm system installations?
A.Article 700
B.Article 725
C.Article 760
D.Article 800
Explanation: NEC Article 760 covers fire alarm system installations including power-limited and non-power-limited circuits, cable types, wiring methods, and separation requirements.
7What cable type is required for power-limited fire alarm circuits in plenum spaces?
A.FPL
B.FPLR
C.FPLP
D.CM
Explanation: FPLP (Fire Power-Limited Plenum) cable must be used in plenum spaces per NEC Article 760. Plenum-rated cables have low smoke and flame-spread characteristics for air-handling spaces.
8According to NFPA 72, what is the minimum standby battery capacity for a fire alarm system?
A.12 hours standby plus 5 minutes alarm
B.24 hours standby plus 5 minutes alarm
C.24 hours standby plus 15 minutes alarm
D.48 hours standby
Explanation: NFPA 72 requires secondary power to operate the system for 24 hours in standby plus 5 minutes of alarm, ensuring functionality during extended power outages.
9What is the maximum horizontal cable run per TIA-568?
A.50 meters
B.90 meters
C.100 meters
D.150 meters
Explanation: TIA-568 limits horizontal cable runs to 90 meters from telecom room to work area outlet. Total channel including patch cords cannot exceed 100 meters.
10What must an applicant submit to the NCBEEC as part of the SP-LV license application?
A.Only the fee
B.Application, verified experience, and character references
C.Application and insurance only
D.Apprenticeship certificate
Explanation: NCBEEC requires a completed application with verified experience, plus written statements from at least two responsible persons attesting to good character. Applicants must be at least 18 years old.

About the North Carolina Low Voltage Practice Practice Questions

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