NERC SOS quiz questions.pdf file:///C:/Users/HP/Desktop/New%20folder/NERC%20SOS%20quiz
NERC SOS Quiz Questions & Verified Answers
1. If a Balancing Authority does not comply with the Control Performance Stan- dard, the
Balancing Authority is not permitted to provide which of the following for any other
Balancing Authority entities?
Answer Regulation of other services relatedto control performance
2. 1. It is the obligation of each Balancing Authority to fulfill its commitment tothe
Interconnection and not the other balancing Authorities in the
Interconnection
Answer Burden
3. A Balancing Authority is performing Overlap Regulation Service for anotherBalancing
Authority.Which of the following statements applies to the Balanc-ing Authority providing
this service?
Answer The Balancing Authority's Frequency BiasSetting shall be modified to reflect the
combined Frequency Bias Setting of both Balancing Areas.
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4. Balancing Authority A is currently reading a system frequency of 59.95 Hz.Its Net
Actual Interchange is +100 MW and its Net Scheduled Interchange is
+200 MW. If Balancing Authority A's frequency bias setting is 100 MW/0.1 Hz,Balancing
Authority A's AGC is pulsing its generators to do what?
Answer Increase MW output
5. Which of the following is a Real-time measurement of a Balancing Authori-ty's control
performance
Answer BAAL
6. Each Balancing Authority shall monitor which of the following against twostandards
;CPS1 and BAAL?
Answer Control performance
7. In the calculating of CPS1, which of the below conditions would contributeto ta
favorable score?
Answer Negative ACE when frequency is high,
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positive ACE when frequency is low.
8. If the frequency bias setting is a higher value than the frequency responseof a
Balancing Authority and a frequency decline is caused by a sudden lossof generation is an
external balancing area, what will be the result?
Answer A- The ACE will be a negative value and AGC will increase generation
9. Which statement best describes the CPS1 requirement?
Answer The ResponsibleEntity shall operate such that its CPS1 is greater than or equal to
100% for the preceding 12 month period.
10. To be in compliance with the BAL-001 requirements, a Balancing Authoritymust have
which of the following?
Answer CPS1 greater than or equal to 100% and ACEdoes not exceed the BAAL more than 30
consecutive minutes
11. Actual System Frequency (FA) is 60.03 Hz, a Balancing Authority is un- der-
generating slightly to prepare for an upcoming interchange transaction.What is the
Balancing Authority doing?
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Answer The BA is helping the InterconnectionFrequency.
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