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NERC Reliability Coordinator (RC) Certification
Exam A&B ALL QUESTIONS AND CORRECT
ANSWERS LATEST UPDATE THIS YEAR
NERC Reliability Coordinator (RC) Certification Exam
QUESTION: In an Interconnection, which of the following is required to be in the metered
boundaries of a Balancing Authority Area?
A. Generation
B. Transmission
C. Load
D. All are required to be within the metered boundaries of a Balancing Authority. - ANSWER-D.
All are required to be within the metered boundaries of a Balancing Authority.
QUESTION: The minimum compliance for NERC Disturbance Control Standard (DCS) is
________?
A. 90% of all reportable disturbances
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B. 90% of all disturbances
C. 100% for all reportable disturbances
D. 100% for all generator tips - ANSWER-C. 100% for all reportable disturbances
QUESTION: A Balancing Authority has a normal load of around 8500 MW. Its most severe single
contingency is a 700 MW coal-fired steam unit. At 0810, the ACE value was at -55 MW when a
600 MW generator in the Balancing Authority's northern area tripped off line due to a
generator differential. This event resulted in a large negative ACE for the Balancing Authority.
What value must ACE return to and in what time frame to avoid a DCS violation?
A. -55 MW ACE in 15 minutes
B. Zero ACE in 10 minutes
C. -55 MW ACE in 10 minutes
D. Zero ACE in 15 minutes - ANSWER-A. -55 MW ACE in 15 minutes
QUESTION: If a Reserve Sharing Group member has experienced a Reportable Disturbance
condition but does not call for reserve activation from other members, the entire group is
considered to be in a disturbance condition.
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A. True
B. False - ANSWER-B. False
QUESTION: Turbine governors arrest Frequency deviations. Of the following, which control
system compares and brings Net Actual Interchange back in line or as close to Net Scheduled
Interchange as possible?
A. Load Response
B. Flat Frequency Control
C. Automatic Generation Control
D. Automatic Voltage Regulation - ANSWER-C. Automatic Generation Control
QUESTION: Automatic Generation Control uses the ACE equation to ________.
A. Minimize Inadvertent Interchange among Balancing Authority areas
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B. Provide frequency support for the Interconnection
C. Both answers are correct
D. Neither answer is correct - ANSWER-C. Both answers are correct
QUESTION: Which part of the ACE equation reflects Pseudo-Ties values?
A. Scheduled Net Interchange component, NIS
B. Actual Net Interchange component, NIA
C. Frequency component, FA - FS
D. Pseudo-Ties are not included in the ACE equation. - ANSWER-B. Actual Net Interchange
component, NIA
Q; When does the Contingency Reserve Restoration Period begin?
A. At the top of the hour after the Reportable Disturbance
B. At the start of the Reportable Disturbance
4
NERC Reliability Coordinator (RC) Certification
Exam A&B ALL QUESTIONS AND CORRECT
ANSWERS LATEST UPDATE THIS YEAR
NERC Reliability Coordinator (RC) Certification Exam
QUESTION: In an Interconnection, which of the following is required to be in the metered
boundaries of a Balancing Authority Area?
A. Generation
B. Transmission
C. Load
D. All are required to be within the metered boundaries of a Balancing Authority. - ANSWER-D.
All are required to be within the metered boundaries of a Balancing Authority.
QUESTION: The minimum compliance for NERC Disturbance Control Standard (DCS) is
________?
A. 90% of all reportable disturbances
1
, Page 2 of 161
B. 90% of all disturbances
C. 100% for all reportable disturbances
D. 100% for all generator tips - ANSWER-C. 100% for all reportable disturbances
QUESTION: A Balancing Authority has a normal load of around 8500 MW. Its most severe single
contingency is a 700 MW coal-fired steam unit. At 0810, the ACE value was at -55 MW when a
600 MW generator in the Balancing Authority's northern area tripped off line due to a
generator differential. This event resulted in a large negative ACE for the Balancing Authority.
What value must ACE return to and in what time frame to avoid a DCS violation?
A. -55 MW ACE in 15 minutes
B. Zero ACE in 10 minutes
C. -55 MW ACE in 10 minutes
D. Zero ACE in 15 minutes - ANSWER-A. -55 MW ACE in 15 minutes
QUESTION: If a Reserve Sharing Group member has experienced a Reportable Disturbance
condition but does not call for reserve activation from other members, the entire group is
considered to be in a disturbance condition.
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A. True
B. False - ANSWER-B. False
QUESTION: Turbine governors arrest Frequency deviations. Of the following, which control
system compares and brings Net Actual Interchange back in line or as close to Net Scheduled
Interchange as possible?
A. Load Response
B. Flat Frequency Control
C. Automatic Generation Control
D. Automatic Voltage Regulation - ANSWER-C. Automatic Generation Control
QUESTION: Automatic Generation Control uses the ACE equation to ________.
A. Minimize Inadvertent Interchange among Balancing Authority areas
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B. Provide frequency support for the Interconnection
C. Both answers are correct
D. Neither answer is correct - ANSWER-C. Both answers are correct
QUESTION: Which part of the ACE equation reflects Pseudo-Ties values?
A. Scheduled Net Interchange component, NIS
B. Actual Net Interchange component, NIA
C. Frequency component, FA - FS
D. Pseudo-Ties are not included in the ACE equation. - ANSWER-B. Actual Net Interchange
component, NIA
Q; When does the Contingency Reserve Restoration Period begin?
A. At the top of the hour after the Reportable Disturbance
B. At the start of the Reportable Disturbance
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