Page 1 of 107
Texas Master Sign Electrician Exam ACTUAL EXAM COMPLETE
QUESTIONS AND CORRECT ANSWERS LATEST UPDATE THIS
YEAR
SUMMARIZED EXAM COVERAGE
The exam tests your ability to:
• Apply NEC code (especially Article 600)
• Safely install and maintain electric signs
• Perform electrical calculations accurately
• Troubleshoot real-world sign failures
• Ensure grounding, bonding, and protection systems
• Follow Texas laws and safety standards
✅ MCQs (Batch 1: 50 Questions — Texas Master Sign Electrician)
1.
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A technician installs a new electric sign without a disconnect within sight. According to NEC Article 600,
what violation has occurred?
A. No violation if sign is small
B. Disconnect must be within sight of the sign
C. Disconnect only required indoors
D. Disconnect optional for LED signs
Answer: B
Rationale: NEC 600.6 requires a disconnecting means within sight of the sign.
2.
A neon sign transformer is installed without secondary circuit protection. What is the most significant
risk?
A. Increased efficiency
B. Fire hazard due to uncontrolled current
C. Reduced brightness
D. Lower voltage
Answer: B
, Page 3 of 107
3.
A sign circuit is installed using conductors undersized for the load. What is the most likely outcome?
A. Improved performance
B. Overheating and potential fire hazard
C. Reduced voltage drop
D. Increased lifespan
Answer: B
4.
A technician fails to bond all metal parts of a sign structure. What hazard does this create?
A. Increased efficiency
B. Electrical shock risk
C. Reduced load
D. Improved grounding
Answer: B
, Page 4 of 107
5.
An LED sign flickers intermittently during operation. What is the most likely cause?
A. Excessive grounding
B. Faulty power supply or loose connection
C. Overcurrent protection working properly
D. Increased voltage
Answer: B
6.
A sign is installed outdoors without weatherproof enclosures. What NEC violation is present?
A. None
B. Improper environmental protection
C. Overcurrent issue
D. Grounding issue only
Answer: B
Texas Master Sign Electrician Exam ACTUAL EXAM COMPLETE
QUESTIONS AND CORRECT ANSWERS LATEST UPDATE THIS
YEAR
SUMMARIZED EXAM COVERAGE
The exam tests your ability to:
• Apply NEC code (especially Article 600)
• Safely install and maintain electric signs
• Perform electrical calculations accurately
• Troubleshoot real-world sign failures
• Ensure grounding, bonding, and protection systems
• Follow Texas laws and safety standards
✅ MCQs (Batch 1: 50 Questions — Texas Master Sign Electrician)
1.
, Page 2 of 107
A technician installs a new electric sign without a disconnect within sight. According to NEC Article 600,
what violation has occurred?
A. No violation if sign is small
B. Disconnect must be within sight of the sign
C. Disconnect only required indoors
D. Disconnect optional for LED signs
Answer: B
Rationale: NEC 600.6 requires a disconnecting means within sight of the sign.
2.
A neon sign transformer is installed without secondary circuit protection. What is the most significant
risk?
A. Increased efficiency
B. Fire hazard due to uncontrolled current
C. Reduced brightness
D. Lower voltage
Answer: B
, Page 3 of 107
3.
A sign circuit is installed using conductors undersized for the load. What is the most likely outcome?
A. Improved performance
B. Overheating and potential fire hazard
C. Reduced voltage drop
D. Increased lifespan
Answer: B
4.
A technician fails to bond all metal parts of a sign structure. What hazard does this create?
A. Increased efficiency
B. Electrical shock risk
C. Reduced load
D. Improved grounding
Answer: B
, Page 4 of 107
5.
An LED sign flickers intermittently during operation. What is the most likely cause?
A. Excessive grounding
B. Faulty power supply or loose connection
C. Overcurrent protection working properly
D. Increased voltage
Answer: B
6.
A sign is installed outdoors without weatherproof enclosures. What NEC violation is present?
A. None
B. Improper environmental protection
C. Overcurrent issue
D. Grounding issue only
Answer: B
