Free practice test

Avionics Technician Practice Test

Check what you know about the avionics technician 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 avionics technician 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 15ADS-B broadcasts:
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Answer: Aircraft position. ADS-B shares position data.

Question 2 of 15A continuity test checks:
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Answer: That an electrical path is complete. It confirms a complete circuit.

Question 3 of 15ESD can:
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Answer: Damage electronic components. Static discharge harms electronics.

Question 4 of 15Part 145 refers to:
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Answer: Repair stations. Part 145 governs repair stations.

Question 5 of 15What often causes intermittent faults?
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Answer: Loose connectors and grounds. Connections and grounds are common culprits.

Question 6 of 15Which term matches this definition: “Approval that an aircraft is airworthy after maintenance.”
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Answer: Return to service. Return to service: Approval that an aircraft is airworthy after maintenance.

Question 7 of 15What does “Avionics” mean?
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Answer: Aviation electronics.. Avionics: Aviation electronics.

Question 8 of 15Which term matches this definition: “A distribution point for electrical power or data.”
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Answer: Bus. Bus: A distribution point for electrical power or data.

Question 9 of 15What does “ESD” mean?
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Answer: Electrostatic discharge, which can damage electronics.. ESD: Electrostatic discharge, which can damage electronics.

Question 10 of 15Which term matches this definition: “Instruments and lines that measure airspeed and altitude.”
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Answer: Pitot-static system. Pitot-static system: Instruments and lines that measure airspeed and altitude.

Question 11 of 15What does “Glass cockpit” mean?
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Answer: Digital flight displays replacing analog gauges.. Glass cockpit: Digital flight displays replacing analog gauges.

Question 12 of 15Which term matches this definition: “A bundle of wires and connectors.”
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Answer: Wiring harness. Wiring harness: A bundle of wires and connectors.

Question 13 of 15What does “ARINC 429” mean?
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Answer: A common avionics data standard.. ARINC 429: A common avionics data standard.

Question 14 of 15Which term matches this definition: “A test that confirms an electrical path is complete.”
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Answer: Continuity test. Continuity test: A test that confirms an electrical path is complete.

Question 15 of 15What does “Part 145” mean?
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Answer: FAA regulations for repair stations.. Part 145: FAA regulations for repair stations.

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