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PJM Exam Questions And Verified Detailed Answers Latest Update
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PJM Exam Questions And Verified Detailed AnswersLatest Update
What software tool is designed to enable the PJM dispatchers to manage generating
unit and transmission constraint information and administer the Real-Time Regulation
Market? - ANSWER Dispatch Management Tool (DMT)
What system would resolve a backup Area Control Error calculation and in the event of
a dual A-C 1 and A-C 2 failure, would prevent the impact? - ANSWER VBUCC
What system does contain information related to transmission and ancillary services for
PJM Members? - ANSWER PJM OASIS
What is the language used by PJM and PJM Members as the language for all
communications between them and shall issue operating instructions in a clear,
concise, and definite manner? - ANSWER English
True or False?
Jetstream is a data system used to connect remote assets and PJM to satisfy real time
market and other data transactions. - ANSWER True
What is utilized at LSCs and Marketing Centers to input transmission reservations and
utilized by PJM to output Available Transmission Capacity, energy transactions,
transmission congestion information, and approved transmission reservation requests?
- ANSWER OASIS
True or False?
PJM Member's computer system availability and data reliability its control center
facilities shall provide an environment that is suitable for its equipment and personnel,
but does not have to consider the hottest and coldest outdoor temperatures. - ANSWER
False
All Market Participants must be able to respond to telephone questions about their
,scheduled transactions within how many minutes of a call initiation by PJM? - ANSWER
One minute
What is the scan frequency for external tie line primary metering? ANSWER 4 seconds
or less
What does provide a data archive of operational data in near-real-time? ANSWER Data
Historian System
What has two markets, a day-ahead market and a real-time balancing market? -
ANSWER Two-Settlement System
True or False?
True, The PJM EMS performs the real-time monitoring and security analysis and
generation control functions for the entire PJM region.
The scan frequency for generation dispatch data through the EMS data link or Markets
gateway is which of the following? - ANSWER 10 seconds or less
What is the system used for data entry, storage, and reporting of generating unit
information related to outages, unit performance and fuel performance? ANSWER eRPM
What are two major types of metering systems that are employed in the PJM RTO? -
ANSWER System Control and Monitoring, Billing
What does P JM utilize for providing to PJM RTO Transmission Providers and Customers
in order to provide information such as Available Transfer Capability and other
important transmission and ancillary services data? - ANSWER OASIS
What system do PJM operators use to call Transmission Owner Control Centers, Market
,Operations Centers, and Load Serving Centers individually or collectively for the
purpose of information exchange under both normal and emergency situations?
ANSWER All Call System
What is the system where the data are used in support of voltage stability, oscillation
monitoring and detection, situational awareness, the archival system, model analysis,
and as a Wide Area View? - ANSWER Synchrophasor
How many subsystems does the PJM EMS have? - ANSWER Four
True or False?
PJM defines a Tie Line as a physical circuit or dynamic transfer connecting two
balancing authority areas, control areas, or fully metered electric system regions. -
ANSWER True
PJM is responsible to perform which of the following for the PJM Forecasted load and
reserves not covered by the Day ahead demand bids, self-scheduled resources or
bilateral transactions? - ANSWER Scheduling
True or False?
PJM is an RTO. - ANSWER True
Who does eligibility include to submit offers and buy energy or related services in the
Day-ahead Energy Market and in the Real-time Energy Market, including Market Buyers
and Sellers? - ANSWER Only PJM Members
How many general types of Market Buyers are there? - ANSWER Two
What Market Buyer type is a buyer who is purchasing energy from the PJM Interchange
Energy Market for consumption by end-users inside the PJM RTO? - ANSWER Metered
Market Buyer
, What is also called a forward market in which hourly clearing prices are determined for
every hour of the forthcoming operating day to basis generation offers, demand bids,
increment offers, decrement bids and bilateral transaction schedules? - ANSWER
Day-ahead Market
What is also referred to as the real time energy market whereby the clearing prices are
determined every five minutes based on actual system operations security-constrained
economic dispatch? - ANSWER Balancing Market
Who can submit hourly demand schedules, including any price sensitive demand, for the
quantity of demand that they want to lock-in at Day-ahead prices? - ANSWER Load
Serving Entities
What is the marginal price for energy at the location where the energy is delivered or
received? - ANSWER Locational Marginal Price (LMP)
At what time does the Day-ahead market bid period close? - ANSWER 11:00
At what time does PJM posts day-ahead hourly schedules and LMPs in the Markets
Gateway System, based on the first resource commitment? - ANSWER 13:30
At what time does the Balancing Market offer period close? - ANSWER 14:15
True or False?
Market Buyers can submit increment offers or decrement bids at any hub, transmission
zone, aggregate, single bus or eligible external interface point for which an LMP is
calculated. - ANSWER True
Generation owners planning to run generation resources scheduled in the Day-ahead
Markets are required to call the PJM Control Center at least how soon prior to bringing
the unit online? - ANSWER 20 minutes
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