Free practice test

Electrical Lineworker Practice Test

Check what you know about the electrical lineworker job with 15 free questions and instant explanations.

Updated By the Career Education Institute Curriculum Team
About this practice test

15 multiple-choice questions on electrical lineworker knowledge, safety and vocabulary. Submit to see your score and explanations, or open any question’s answer as you go. Nothing is saved or shared.

Question 1 of 15What should you assume about a power line until it’s tested and grounded?
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Answer: It is energized. Always treat lines as energized.

Question 2 of 15Minimum approach distance depends mainly on:
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Answer: The voltage of the line. MAD is based on voltage.

Question 3 of 15A tailboard is:
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Answer: A pre-job safety briefing. Tailboards cover hazards and procedures before work.

Question 4 of 15Which lines carry power long distances at high voltage?
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Answer: Transmission. Transmission lines move bulk power.

Question 5 of 15When should rubber gloves be inspected?
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Answer: Before every use. Inspect gloves before each use.

Question 6 of 15Which term matches this definition: “Equipment that steps voltage up or down.”
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Answer: Transformer. Transformer: Equipment that steps voltage up or down.

Question 7 of 15What does “Insulator” mean?
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Answer: A non-conductive component that supports conductors and isolates them from poles.. Insulator: A non-conductive component that supports conductors and isolates them from poles.

Question 8 of 15Which term matches this definition: “Utilities sending crews to help other regions after major storms.”
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Answer: Mutual aid. Mutual aid: Utilities sending crews to help other regions after major storms.

Question 9 of 15What does “Recloser” mean?
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Answer: A device that automatically reconnects a line after a temporary fault.. Recloser: A device that automatically reconnects a line after a temporary fault.

Question 10 of 15Which term matches this definition: “A horizontal member on a pole that holds insulators and conductors.”
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Answer: Crossarm. Crossarm: A horizontal member on a pole that holds insulators and conductors.

Question 11 of 15What does “Distribution line” mean?
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Answer: Lower-voltage lines that deliver power through neighborhoods to customers.. Distribution line: Lower-voltage lines that deliver power through neighborhoods to customers.

Question 12 of 15Which term matches this definition: “Sharp climbing hooks attached to boots for climbing wood poles.”
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Answer: Gaffs. Gaffs: Sharp climbing hooks attached to boots for climbing wood poles.

Question 13 of 15What does “Personal protective grounding” mean?
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Answer: Temporary grounds installed to protect workers on de-energized lines.. Personal protective grounding: Temporary grounds installed to protect workers on de-energized lines.

Question 14 of 15Which term matches this definition: “The closest distance a worker may approach an energized part, based on voltage.”
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Answer: Minimum approach distance (MAD). Minimum approach distance (MAD): The closest distance a worker may approach an energized part, based on voltage.

Question 15 of 15What does “Tailboard” mean?
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Answer: A pre-job briefing covering hazards and procedures.. Tailboard: A pre-job briefing covering hazards and procedures.

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