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Maryland Journeyperson Electrician
Try 10 questions weighted like the real PSI exam — electrical theory, wiring and protection, wiring methods, equipment and special communications — on the 2020 NEC, the edition Maryland tests. You get a score for each area and a worked explanation for every answer.
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The Maryland Journeyperson Electrician exam is 70 questions in 3½ hours, open book on the 2020 NEC, and you need 49 to pass. Twenty questions are electrical theory, and only about a quarter of Maryland candidates pass.
Related reading

Maryland Journeyperson Electrician Exam Day: PSI, One Code Book, and Pacing 3½ Hours
What to expect on the Maryland journeyperson exam with PSI: the 2020 NEC as your only reference and how you may mark it, PSI's online calculator, pilot questions, the 70% pass mark and the 30-day retake rule.

What's on the Maryland Journeyperson Electrician Exam? All 7 Areas and How to Study Them
The PSI outline for the Maryland journeyperson electrician exam: 70 scored items, 20 on electrical theory, no law section and no calculations section, all on the 2020 NEC, plus the 2023 renumberings to avoid and a study plan built on the weights.

Maryland Journeyperson Electrician License: Requirements, Experience, and the PSI Exam
What the Maryland State Board of Master Electricians requires for a journeyperson license: four years under a licensed master, the $65 PSI exam on the 2020 NEC, two-year renewal, local registration and why there is no out-of-state waiver.