NERC
NERC EXAM QUESTIONS AND ANSWERS GRADED A+
2026/2027.
A portion of a RC Area is experiencing low voltage. What Operating Instructions
should the RC issue? *
a) Lower transfers across the area and decrease generation
b) Increase transfers across the area and decrease generation
c) Lower transfers across the area and increase generation
d) Increase transfers across the area and increase generation Answer >> c) Lower
transfers across the area and increase generation
Which of the following is used to help balance a system after it separates from
the Interconnection during a disturbance?
a) Automatic UFLS
b) Automatic Uvulas
c) Generator under-frequency trips
d) Automatic Generation Control (AGC) Answer >> a) Automatic UFLS
A geomagnetic disturbance is predicted to occur tomorrow. Which parts of the
system are most likely to experience problems?
a) HVDC transmission lines
, NERC
b) Delta connected transformers
c) Wye connected transformers
d) Large Generators Answer >> c) Wye connected transformers
A severe disturbance has caused a total system shutdown. You are in the process
of initiating system restoration procedures. An open all breaker command is an
option on your EMS system. What would be the consequences of using this
command?
a) Restoration would take longer
b) Critical substation battery would be depleted
c) Visual inspection is needed prior to breaker operation
d) Control of breaker operations would be lost. Answer >> b) Critical substation
battery would be depleted
During system restoration to the generator facility which of the following
Transmission lines would be the best choice to energize the facility?
a) 10-mile, overhead transmission line
b) 10-mile, underground transmission line
c) 25-mile, overhead transmission line
d) 25-mile, underground transmission line Answer >> a) 10-mile, overhead
transmission line
A BA that is experiencing an operating capacity or energy emergency shall
communicate its current and future system conditions to:
NERC EXAM QUESTIONS AND ANSWERS GRADED A+
2026/2027.
A portion of a RC Area is experiencing low voltage. What Operating Instructions
should the RC issue? *
a) Lower transfers across the area and decrease generation
b) Increase transfers across the area and decrease generation
c) Lower transfers across the area and increase generation
d) Increase transfers across the area and increase generation Answer >> c) Lower
transfers across the area and increase generation
Which of the following is used to help balance a system after it separates from
the Interconnection during a disturbance?
a) Automatic UFLS
b) Automatic Uvulas
c) Generator under-frequency trips
d) Automatic Generation Control (AGC) Answer >> a) Automatic UFLS
A geomagnetic disturbance is predicted to occur tomorrow. Which parts of the
system are most likely to experience problems?
a) HVDC transmission lines
, NERC
b) Delta connected transformers
c) Wye connected transformers
d) Large Generators Answer >> c) Wye connected transformers
A severe disturbance has caused a total system shutdown. You are in the process
of initiating system restoration procedures. An open all breaker command is an
option on your EMS system. What would be the consequences of using this
command?
a) Restoration would take longer
b) Critical substation battery would be depleted
c) Visual inspection is needed prior to breaker operation
d) Control of breaker operations would be lost. Answer >> b) Critical substation
battery would be depleted
During system restoration to the generator facility which of the following
Transmission lines would be the best choice to energize the facility?
a) 10-mile, overhead transmission line
b) 10-mile, underground transmission line
c) 25-mile, overhead transmission line
d) 25-mile, underground transmission line Answer >> a) 10-mile, overhead
transmission line
A BA that is experiencing an operating capacity or energy emergency shall
communicate its current and future system conditions to:
