NERC TEXT QUESTIONS AND
ANSWERS 100% CORRECT
,Operating reserve may be provided by which of the following?
A. LTCs
B. Capacitor banks
C. Voltage regulators
D. Interruptible loads - ANSWERD. 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 -
ANSWERA. 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 - ANSWERA. Shed load
What measures power flow data between control areas?
A. OASIS
B. Interchange
C. Transactions
D. Tie-Line metering - ANSWERD. 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 - ANSWERC. 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 - ANSWERC. 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 - ANSWERD. 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 - ANSWERA. 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 - ANSWERD. 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 - ANSWERC. 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 - ANSWERA. 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 - ANSWERA. 1 and 2
ANSWERS 100% CORRECT
,Operating reserve may be provided by which of the following?
A. LTCs
B. Capacitor banks
C. Voltage regulators
D. Interruptible loads - ANSWERD. 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 -
ANSWERA. 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 - ANSWERA. Shed load
What measures power flow data between control areas?
A. OASIS
B. Interchange
C. Transactions
D. Tie-Line metering - ANSWERD. 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 - ANSWERC. 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 - ANSWERC. 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 - ANSWERD. 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 - ANSWERA. 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 - ANSWERD. 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 - ANSWERC. 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 - ANSWERA. 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 - ANSWERA. 1 and 2
