Two worked NERC system operator practice questions with the standard or Glossary definition behind each answer, and the standard families NERC lists, set out. Our own questions, not NERC’s.

NERC Exam Practice Questions 2026: Worked Examples by Standard

nerc-system-operator-certification-exams-format-how-to-pass

Independent summary of NERC’s own documents: the RC, BT, TO and BI exams, questions and cut scores, the content outlines, booking, fees, retakes, credential maintenance and a study plan.

NERC System Operator Certification 2026: Exams, Format and How to Pass

NERC (North American Electric Reliability Corporation) certifies the system operators who run the bulk power system from control centers across North America. There are four computer-based multiple-choice exams, delivered by Pearson VUE: Reliability Coordinator Operator (RC) and Balancing, Interchange, and Transmission Operator (BT), each 140 questions of which 120 are scored, with a cut score of 92; and Transmission Operator (TO) and Balancing and Interchange Operator (BI), each 120 questions of which 100 are scored, with a cut score of 76. Every exam includes 20 experimental questions that do not count. The exam takes 3 hours plus a 15-minute tutorial. Content outlines, effective 1 June 2023, set the questions per area across six domains: Resource and Demand Balancing, Transmission, Emergency Preparedness, Emergency Response, Contingency Analysis and Reliability, and Communications and Data. NERC lists the Reliability Standards (BAL, COM, EOP, FAC, INT, IRO, PRC, TOP, VAR) and the NERC Glossary among the references. A pass gives a credential valid for three years, maintained with NERC continuing education hours; a candidate who fails waits 42 calendar days before the next exam.

NERC System Operator Certification

RC and BT mock exams for NERC System Operator Certification, by content-outline sub-area

Timed RC and BT mock exams plus a practice set for every content-outline domain of the NERC RC, BT, TO and BI exams, with the reliability standard or NERC Glossary definition behind every answer. Try 3 questions free.

A timed 120-question mock exam for the Reliability Coordinator (RC) credential and one for Balancing, Interchange and Transmission (BT), drawn sub-area by sub-area from NERC's content outlines, plus a practice set for each of the six outline domains. Every explanation names the NERC Reliability Standard and requirement, or the NERC Glossary definition, behind the answer. Our own questions, not a NERC exam.