NERC text questions and answers 2022/2023 with complete
solution
Operating reserve may be provided by which of the following?
A. LTCs
B. Capacitor banks
C. Voltage regulators
D. Interruptible loads
D. Interruptible loads
Which of the following is the responsibility of a reserve sharing group (RSG)?
A. Complying with DCS as if it was a single control area
B. Proving regulation service for neighboring RSGs
C. Ensuring each control area in the group maintains 50% blackstart capability
D. Complying with the control performance standards as if it was a single control
area
A. Complying with DCS as if it was a single control area
Generation is not sufficient to meet load, the control area is importing heavily,
and voltage is decaying, which of the following actions should be taken by the
operator?
A. Shed load
B. Correct schedule deviation
C. Use the Interconnection Hotline
D. Schedule interchange transaction
A. Shed load
What measures power flow data between control areas?
A. OASIS
B. Interchange
C. Transactions
D. Tie-Line metering
D. Tie-Line metering
Transmission line removal as a voltage control can be used if:
A. Loop flow remains high
B. Reactive equipment is available
C. Reliability stays at acceptable levels
D. Synchronous condensers are off the line
C. Reliability stays at acceptable levels
Control Area A is generating and sending Control Area B a schedule. Both
control areas should verify all of the following EXCEPT:
A. Magnitude (MW)
B. Ramp rate
C. Price
D. Start/stop times
C. Price
The AGC control mode that is normally used for system operation is:
A. Flat Tie Mode
,B. Flat Frequency Mode
C. Frequency Bias Mode
D. Tie Line Bias Mode
D. Tie Line Bias Mode
There has been a wide-area disturbance. The transfers through the system have
increased and there is a possibility that loss of one major tie line would cause
corresponding loading and voltage deviations. Having system resources
available, the security coordinator should:
A. Increase generation to reduce flows across the ties
B. Implement schedule changes across the hour
C. Implement a voltage reduction plan
D. Advise the supervisor
A. Increase generation to reduce flows across the ties
When referring to transmission lines of an interconnected network, neighboring
systems should use:
A. Own line identifiers and ratings
B. NERC line identifiers and ratings
C. Region line identifiers and ratings
D. Uniform (common) line identifiers and ratings
D. Uniform (common) line identifiers and ratings
To what level should a control area maintain its own reactive reserves?
A. 105% voltage level
B. 95% voltage level
C. First contingency conditions
D. Second contingency conditions
C. First contingency conditions
Which load shedding step should be implemented first (per Policy 6B)?
A. Manual
B. Underfrequency
C. Rate of voltage decay
D. Rate of frequency decay
A. Manual
Between sending, receiving, and intermediary control areas, what is the minimum
information pertaining to an interchange schedule that must be confirmed?
1. The scheduling path & magnitude of the transaction
2. The Start/stop times, ramp times, and duration
3. Price of energy
4. Loss accounting including MVAR at points of receipt and delivery
A. 1 and 2
B. 1 and 4
C. 2 and 3
D. 3 and 4
A. 1 and 2
Control areas shall NOT operate to cause any other system to violate established
operating reliability criteria from changes made to:
A. Interchange schedules
, B. Capacitor banks
C. Reactors
D. LTCs
A. Interchange schedules
Per Policy 4, 4A, In order to predict the system's near term load pattern, a system
operator must have information including weather forecasts and:
A. Sufficient metering
B. Past load patterns
C. Projected load patterns
D. Generator overhaul schedules
B. Past load patterns
All of the following electric system security data are to be updated at least every
10 minutes EXCEPT:
A. Operating reserve
B. Control area demand
C. Area control area frequency
D. Forecast changes on equipment status
D. Forecast changes on equipment status
Security Coordinator A requests Reliability Coordinator B to curtail a transaction
from B to C. The Reliability Coordinator B should do which of the following:
A. Ask A to redispatch
B. Honor the request
C. Implement voltage reduction
D. Coordinate with regional office
B. Honor the request
The NERC certification examination program should comply with the standards
established by which of the following?
A. National Commission for Certifying Agencies
B. American National Standards Institute
C. American Society of Testing Materials
D. National Bureau of Standards
A. National Commission for Certifying Agencies
System operator training program criteria should be based upon all of the
following EXCEPT:
A. FERC criteria
B. Regional council policies
C. NERC operating policies
D. Regulatory requirements
A. FERC criteria
Which of the following actions is used to prevent a voltage collapse when
reactive resources are insufficient?
A. Lower transmission voltage regulator settings
B. Implement load reduction
C. Offset scheduled frequency
D. Reduce generator output
B. Implement load reduction
solution
Operating reserve may be provided by which of the following?
A. LTCs
B. Capacitor banks
C. Voltage regulators
D. Interruptible loads
D. Interruptible loads
Which of the following is the responsibility of a reserve sharing group (RSG)?
A. Complying with DCS as if it was a single control area
B. Proving regulation service for neighboring RSGs
C. Ensuring each control area in the group maintains 50% blackstart capability
D. Complying with the control performance standards as if it was a single control
area
A. Complying with DCS as if it was a single control area
Generation is not sufficient to meet load, the control area is importing heavily,
and voltage is decaying, which of the following actions should be taken by the
operator?
A. Shed load
B. Correct schedule deviation
C. Use the Interconnection Hotline
D. Schedule interchange transaction
A. Shed load
What measures power flow data between control areas?
A. OASIS
B. Interchange
C. Transactions
D. Tie-Line metering
D. Tie-Line metering
Transmission line removal as a voltage control can be used if:
A. Loop flow remains high
B. Reactive equipment is available
C. Reliability stays at acceptable levels
D. Synchronous condensers are off the line
C. Reliability stays at acceptable levels
Control Area A is generating and sending Control Area B a schedule. Both
control areas should verify all of the following EXCEPT:
A. Magnitude (MW)
B. Ramp rate
C. Price
D. Start/stop times
C. Price
The AGC control mode that is normally used for system operation is:
A. Flat Tie Mode
,B. Flat Frequency Mode
C. Frequency Bias Mode
D. Tie Line Bias Mode
D. Tie Line Bias Mode
There has been a wide-area disturbance. The transfers through the system have
increased and there is a possibility that loss of one major tie line would cause
corresponding loading and voltage deviations. Having system resources
available, the security coordinator should:
A. Increase generation to reduce flows across the ties
B. Implement schedule changes across the hour
C. Implement a voltage reduction plan
D. Advise the supervisor
A. Increase generation to reduce flows across the ties
When referring to transmission lines of an interconnected network, neighboring
systems should use:
A. Own line identifiers and ratings
B. NERC line identifiers and ratings
C. Region line identifiers and ratings
D. Uniform (common) line identifiers and ratings
D. Uniform (common) line identifiers and ratings
To what level should a control area maintain its own reactive reserves?
A. 105% voltage level
B. 95% voltage level
C. First contingency conditions
D. Second contingency conditions
C. First contingency conditions
Which load shedding step should be implemented first (per Policy 6B)?
A. Manual
B. Underfrequency
C. Rate of voltage decay
D. Rate of frequency decay
A. Manual
Between sending, receiving, and intermediary control areas, what is the minimum
information pertaining to an interchange schedule that must be confirmed?
1. The scheduling path & magnitude of the transaction
2. The Start/stop times, ramp times, and duration
3. Price of energy
4. Loss accounting including MVAR at points of receipt and delivery
A. 1 and 2
B. 1 and 4
C. 2 and 3
D. 3 and 4
A. 1 and 2
Control areas shall NOT operate to cause any other system to violate established
operating reliability criteria from changes made to:
A. Interchange schedules
, B. Capacitor banks
C. Reactors
D. LTCs
A. Interchange schedules
Per Policy 4, 4A, In order to predict the system's near term load pattern, a system
operator must have information including weather forecasts and:
A. Sufficient metering
B. Past load patterns
C. Projected load patterns
D. Generator overhaul schedules
B. Past load patterns
All of the following electric system security data are to be updated at least every
10 minutes EXCEPT:
A. Operating reserve
B. Control area demand
C. Area control area frequency
D. Forecast changes on equipment status
D. Forecast changes on equipment status
Security Coordinator A requests Reliability Coordinator B to curtail a transaction
from B to C. The Reliability Coordinator B should do which of the following:
A. Ask A to redispatch
B. Honor the request
C. Implement voltage reduction
D. Coordinate with regional office
B. Honor the request
The NERC certification examination program should comply with the standards
established by which of the following?
A. National Commission for Certifying Agencies
B. American National Standards Institute
C. American Society of Testing Materials
D. National Bureau of Standards
A. National Commission for Certifying Agencies
System operator training program criteria should be based upon all of the
following EXCEPT:
A. FERC criteria
B. Regional council policies
C. NERC operating policies
D. Regulatory requirements
A. FERC criteria
Which of the following actions is used to prevent a voltage collapse when
reactive resources are insufficient?
A. Lower transmission voltage regulator settings
B. Implement load reduction
C. Offset scheduled frequency
D. Reduce generator output
B. Implement load reduction
