©THESTAR 2025 ALL RIGHTS RESERVED 11:41 AM A+
PJM Practice Exam Questions And Answers
|Latest 2025 | Guaranteed Pass.
A Heavy Load Voltage Schedule Warning is typically issued ___ prior to actual implementation. -
Answer✔c. 4 hours
The following would be considered non-critical plant load (Select 2) - Answer✔A. Office Area Air
Conditioners
C. Lighting
During a Cold Weather Alert, PJM will take which of the actions - Answer✔D. Assume an
unavailability rate for schedule generation
When PJM issues a High System Voltage Message, the GO should have its units operate at: -
Answer✔B. The lower end of their voltage bandwidth
1|Page
, ©THESTAR 2025 ALL RIGHTS RESERVED 11:41 AM A+
What would the reportable Emergency Reducible Generation be if the Generator Output is 400
MW, Economic Min is 225 MW and the Emergency Min is 175 MW - Answer✔C. 50 MW
PJM can issue the Deploy All Resources Action for - Answer✔D. The entire RTO, specific Control
Zones, or a subset of a Control Zone if transmission limitations exist
PJM has issued a Minimum Generation Alert. Your current generation is 200 MW. The
Economic Minimum is 150 MW and the Emergency Min is 125 MW. How much ERG should be
reported for this unit? - Answer✔B. 25MW
Which of the following steps would PJM take as part of initiating Conservative Operations?
(Select 2) - Answer✔A. Perform job studies looking at the loss of multiple pieces of equipment
as a single event
C. Initiate additional off-cost operation to limit or reduce flows across critical interfaces
The purpose of the Deploy All Resources Action is to instruct all generating resources to be on
line and at full output ____ - Answer✔D. Immediately upon receipt of dispatch instructions
2|Page
, ©THESTAR 2025 ALL RIGHTS RESERVED 11:41 AM A+
Under the National Terrorism Advisory System (NTAS) there are two types of alerts: Elevated
Threat Alert and - Answer✔A. Imminent Threat Alert
What is the requested response time for members to reply to a request for SSR data? -
Answer✔A. 10 minutes
You are a Generation Owner with the following units. PJM has just requested a Supplementary
Status Report (SSR). what do you report as your total "On Cost" Steam Capacity
U1: ECO max, 145 - EMR max 145 Current output 140
U2 ECO max, 550 - EMR max 145 Current output 400
U3 ECO max, 400, EMR max 410 Current output - Answer✔1095MW
Why does PJM require an additional notification time of Unit testing 30 minutes prior to the
GO/MOC performing the reactive capability testing? - Answer✔C. To allow PJM and TOs to
make adjustments to system voltages prior to test
When an outage requires verbal notification to PJM which PJM personnel should be contacted?
- Answer✔B. Master Coordinator
3|Page
, ©THESTAR 2025 ALL RIGHTS RESERVED 11:41 AM A+
One of the leading causes of the 1999 Low Voltage event in PJM was ___ - Answer✔B. PJM's
EMS at that time had only nameplate D-curve data for
With whom does PJM share the results of generation reactive capability tests? - Answer✔A.
The affected TO
With the exception of intermittent resources, Over-excited (Lagging) test results are the values
of MVAR output that can be sustained for how long? - Answer✔D. 60 min
During the PJM Peak Period Maintenance Season whit is the max amount of consecutive days
the outage can last? - Answer✔C. 9
When PJM requests a Reactive Reserve Check (RRC), how does the GO/MOC report limitations
or restrictions on their unit which would prevent it from being able to follow it's reactive
capability curve as recorded in eDART - Answer✔A. By notifying the effect TO
What is the min time needed to submit a reactive capability test ticket via eDARt prior to
performing the test? - Answer✔C. 3 business days
4|Page
PJM Practice Exam Questions And Answers
|Latest 2025 | Guaranteed Pass.
A Heavy Load Voltage Schedule Warning is typically issued ___ prior to actual implementation. -
Answer✔c. 4 hours
The following would be considered non-critical plant load (Select 2) - Answer✔A. Office Area Air
Conditioners
C. Lighting
During a Cold Weather Alert, PJM will take which of the actions - Answer✔D. Assume an
unavailability rate for schedule generation
When PJM issues a High System Voltage Message, the GO should have its units operate at: -
Answer✔B. The lower end of their voltage bandwidth
1|Page
, ©THESTAR 2025 ALL RIGHTS RESERVED 11:41 AM A+
What would the reportable Emergency Reducible Generation be if the Generator Output is 400
MW, Economic Min is 225 MW and the Emergency Min is 175 MW - Answer✔C. 50 MW
PJM can issue the Deploy All Resources Action for - Answer✔D. The entire RTO, specific Control
Zones, or a subset of a Control Zone if transmission limitations exist
PJM has issued a Minimum Generation Alert. Your current generation is 200 MW. The
Economic Minimum is 150 MW and the Emergency Min is 125 MW. How much ERG should be
reported for this unit? - Answer✔B. 25MW
Which of the following steps would PJM take as part of initiating Conservative Operations?
(Select 2) - Answer✔A. Perform job studies looking at the loss of multiple pieces of equipment
as a single event
C. Initiate additional off-cost operation to limit or reduce flows across critical interfaces
The purpose of the Deploy All Resources Action is to instruct all generating resources to be on
line and at full output ____ - Answer✔D. Immediately upon receipt of dispatch instructions
2|Page
, ©THESTAR 2025 ALL RIGHTS RESERVED 11:41 AM A+
Under the National Terrorism Advisory System (NTAS) there are two types of alerts: Elevated
Threat Alert and - Answer✔A. Imminent Threat Alert
What is the requested response time for members to reply to a request for SSR data? -
Answer✔A. 10 minutes
You are a Generation Owner with the following units. PJM has just requested a Supplementary
Status Report (SSR). what do you report as your total "On Cost" Steam Capacity
U1: ECO max, 145 - EMR max 145 Current output 140
U2 ECO max, 550 - EMR max 145 Current output 400
U3 ECO max, 400, EMR max 410 Current output - Answer✔1095MW
Why does PJM require an additional notification time of Unit testing 30 minutes prior to the
GO/MOC performing the reactive capability testing? - Answer✔C. To allow PJM and TOs to
make adjustments to system voltages prior to test
When an outage requires verbal notification to PJM which PJM personnel should be contacted?
- Answer✔B. Master Coordinator
3|Page
, ©THESTAR 2025 ALL RIGHTS RESERVED 11:41 AM A+
One of the leading causes of the 1999 Low Voltage event in PJM was ___ - Answer✔B. PJM's
EMS at that time had only nameplate D-curve data for
With whom does PJM share the results of generation reactive capability tests? - Answer✔A.
The affected TO
With the exception of intermittent resources, Over-excited (Lagging) test results are the values
of MVAR output that can be sustained for how long? - Answer✔D. 60 min
During the PJM Peak Period Maintenance Season whit is the max amount of consecutive days
the outage can last? - Answer✔C. 9
When PJM requests a Reactive Reserve Check (RRC), how does the GO/MOC report limitations
or restrictions on their unit which would prevent it from being able to follow it's reactive
capability curve as recorded in eDART - Answer✔A. By notifying the effect TO
What is the min time needed to submit a reactive capability test ticket via eDARt prior to
performing the test? - Answer✔C. 3 business days
4|Page
