PJM Practice Exam Questions And Answers With Verified Study Tests Real time transmission constraints or contingencies may be alleviated with generators operating________. A. below 60 Hz. B. on a new price curve. C. on a new cost curve. D. off cost (out of merit). off cost (out of merit) What is the minimum size for a solar park to be required to have real and reactive power telemetry? A. 1 MW. B. 3 MW C. 5 MW D. 7 MW 3 MW PJM calls for which of the following to recover the ACE so that tie line schedules are maintained? A. instantaneous reserve check B. synchronized reserves C. supplemental status report D. minimum generation calculation synchronized reserves If not cancelled by PJM, the minimum generation alert expires A. at the end of the specified light load period. B. when notified by NERC. C. 12 hours after the alert was issued. D. after a 24hour period. at the end of the specified light load period. When PJM declares a hot weather alert, the generation dispatcher should A. determine if maintenance can be deferred. B. notify transmission operators. C. direct all generating stations to increase MW output D. direct all generating stations to reduce MVAR output determine if maintenance can be deferred. During system restoration, the two categories of reserves are A. dynamic and secondary. B. spinning and quick start. C. dynamic and spinning. D. spinning and primary dynamic and spinning During system restoration, frequency should be maintained between A. 59.50 and 60.00 Hz. B. 59.75 and 61.50 Hz. C. 59.75 and 61.00 Hz. D. 59.50 and 60.50 Hz. 59.75 and 61.00 Hz PJM issues a heavy load voltage schedule. Member companies who own generation facilities should A. remove 230 kV capacitors from service. B. ensure voltage regulators on generating units are in service on automatic. C. inform transmission providers to have marketers in their areas cut transactions. D. instruct generating stations to curtail no nessential building loads ensure voltage regulators on generating units are in service on automatic A unit being dispatched economically by PJM should set its MW output based on the A. LMP at generator bus. B. LMP in the unit's zone. C. Unit's dispatch rate or desired MW level. D. generation owner's discretion. Unit's dispatch rate or desired MW level What hourly revenue data is required of a generator by PJM? A. Compensated MWh delivered by each unit B. Integrated LMP data per generator node C. Availability by generator schedule D. Estimated compensation dollars by generator Compensated MWh delivered by each unit During system restoration prior to synchronization of a unit, the dispatcher should ensure sufficient load is available to A. economize unit operation. B. maximize unit operation. C. stabilize unit operation. D. minimize unit operation. stabilize unit operation A non -zero ACE indicates A. over -excitation. B. an imbalance of generation and load C. a capacity shortage situation D. low temperatures in a localized zone an imbalance of generation and load During certain emergency conditions, a Capacity Performance generation resource that fails to generate the required amount of energy may be charged: A. a peak period maintenance penalty B. a non -
performance assessment charge C. an additional credit requirement D. the synchronized reserve market clearing price for the past 19 days a non -performance assessment charge Control center facilities must have a minimum of how many days of fuel for the backup generator? . A. 3 B. 5 C. 7 D. 9 5 Which of the following one -way communication system is used to disseminate information to market operation centers? A. all call B. e -mail C. radio D. transaction management system all call Real time bus prices may be monitored using A. Data Viewer. B. eDART. C. InSchedule. D. Markets Gateway. Data Viewer Which of the following actions is a violation of PJM two settlement market rules? A. offering a unit day ahead on a price -based schedule B. not bidding demand (load) into the day ahead market C. not offering an available PJM capacity resource into the day ahead market D. making the economic high limit and the emergency high limit the same not offering an available PJM capacity resource into the day ahead market A unit that fails to start when scheduled, would be classified as which of the following types of outage? A. planned B. maintenance C. unplanned D. self -scheduled unplanned
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