Free practice test

Electronics Technician Practice Test

Check what you know about the electronics 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 electronics 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 15Ohm’s law states:
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Answer: V = I × R. Voltage equals current times resistance.

Question 2 of 15An oscilloscope shows:
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Answer: Signals over time. Scopes display waveforms.

Question 3 of 15When soldering, heat:
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Answer: The pad and lead. Heat the work.

Question 4 of 15ESD protection prevents:
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Answer: Static damage. Static can destroy parts.

Question 5 of 15A schematic is:
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Answer: A circuit diagram. It shows circuit connections.

Question 6 of 15Which term matches this definition: “Stores electrical charge.”
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Answer: Capacitor. Capacitor: Stores electrical charge.

Question 7 of 15What does “Test fixture” mean?
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Answer: A device that holds boards for testing.. Test fixture: A device that holds boards for testing.

Question 8 of 15Which term matches this definition: “Adjusting instruments to standards.”
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Answer: Calibration. Calibration: Adjusting instruments to standards.

Question 9 of 15What does “Transistor” mean?
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Answer: A semiconductor switch or amplifier.. Transistor: A semiconductor switch or amplifier.

Question 10 of 15Which term matches this definition: “Measures voltage, current and resistance.”
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Answer: Multimeter. Multimeter: Measures voltage, current and resistance.

Question 11 of 15What does “PCB” mean?
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Answer: Printed circuit board.. PCB: Printed circuit board.

Question 12 of 15Which term matches this definition: “An electrical connection made with solder.”
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Answer: Solder joint. Solder joint: An electrical connection made with solder.

Question 13 of 15What does “Resistor” mean?
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Answer: Limits current flow.. Resistor: Limits current flow.

Question 14 of 15Which term matches this definition: “The underlying reason for a failure.”
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Answer: Root cause. Root cause: The underlying reason for a failure.

Question 15 of 15What does “Ohm’s law” mean?
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Answer: Voltage equals current times resistance.. Ohm’s law: Voltage equals current times resistance.

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