NERC TEST 101 Questions And Verified Answers;
Complete Solution For NERC Certification Exam.
1. If a 500 kV transmission line with a surge impedance loading of 800 MW is
currently loaded at 1400 MW, which of the following events would most likely
occur?
a. Generator MVAR output would increase
b. All system capacitors would trip off-line
c. Generator MVAR output would decrease
d. All automatic reactors would connect to the system ~CORRECT
ANSWER~a. Generator MVAR output would increase
2. When system conditions are such that emergency procedures are expected
to be implemented, which of the following actions should be considered first?
a. Shed firm load
b. Implement Active Load Management
c. Return outaged equipment to service
d. Request a voltage reduction ~CORRECT ANSWER~c. Return outaged
equipment to service
3. If your transmission path is rated for 1200 MW and 1000 MW are
scheduled on it, but due to parallel flows the actual flow is 1300 MW, what
action should you take?
,a. Request that a phase shifting transformer be installed
b. Reduce interchange transactions impacting the path
c. Request all parallel flow to PSEs to increase schedules
d. Reduce all commercial customer load ~CORRECT ANSWER~b. Reduce
interchange transactions impacting the path
4. If your system is MVAR deficient, what action could be implemented to
prevent voltage collapse?
a. Raise system frequency above 60.5 Hz
b. Shed firm load in the deficient area
c. Separate from the Interconnection
d. Lower transmission voltages ~CORRECT ANSWER~b. Shed firm load in
the deficient area
5. Which of the following actions can a system operator take in order to
maintain stability on the system?
a. Request generators to absorb maximum MVAR
b. Place all operating limits on dynamic calculation
c. Raise system voltages as high as possible, but within their operating
parameters
d. Reduce voltages on the transmission system ~CORRECT ANSWER~c.
Raise system voltages as high as possible, but within their operating
parameters
,6. Which of the following actions should you take if an outage on a
neighboring system has caused a violation on your system?
a. Open all tie-lines to your neighbor
b. Ask the Reliability Coordinator for assistance
c. Shed load to mitigate the violation
d. Wait for the neighboring system to contact you ~CORRECT ANSWER~b.
Ask the Reliability Coordinator for assistance
7. If a SOL or IROL violation occurs due to transfers across the system and it
is determined that parallel flows are contributing to the violation, what
should the system operator do?
a. Place all system capacitors in service
b. Reduce system load
c. Inform the Reliability Coordinator
d. Dump firm load ~CORRECT ANSWER~c. Inform the Reliability
Coordinator
8. While performing a pre-outage study, you identify that the transmission
outage will cause a thermal violation on a parallel path, which of the
following actions would be the first one you would implement?
a. Shed load to mitigate the concern
b. Allow the outage to occur and see what happens
c. Reschedule the outage if possible
, d. Allow the outage to take place as long as no load is lost ~CORRECT
ANSWER~c. Reschedule the outage if possible
9. Which of the following actions should the system operator implement first
if transmission line limits exceed the facilities emergency limits based on a
contingency that has not yet occurred, but their protocols are to respond on a
pre-contingency basis?
a. Reduce voltages in the area of the violation
b. Remove the facility from service
c. Curtail any interchange transactions that are curtailable
d. Only implement actions if the contingency occurs ~CORRECT ANSWER~c.
Curtail any interchange transactions that are curtailable
10. If a Reliability Coordinator had to implement any type of line loading
relief procedures, which of the following entities would they be coordinated
with? Pick two.
a. Purchasing Selling Entities
b. Balancing Authorities
c. Transmission Operators
d. Load Serving Entities ~CORRECT ANSWER~b. Balancing Authorities
c. Transmission Operators
11. If a generator is lost in a neighboring Balancing Area, what would the
impact be on the BAs transmission tie lines?
Complete Solution For NERC Certification Exam.
1. If a 500 kV transmission line with a surge impedance loading of 800 MW is
currently loaded at 1400 MW, which of the following events would most likely
occur?
a. Generator MVAR output would increase
b. All system capacitors would trip off-line
c. Generator MVAR output would decrease
d. All automatic reactors would connect to the system ~CORRECT
ANSWER~a. Generator MVAR output would increase
2. When system conditions are such that emergency procedures are expected
to be implemented, which of the following actions should be considered first?
a. Shed firm load
b. Implement Active Load Management
c. Return outaged equipment to service
d. Request a voltage reduction ~CORRECT ANSWER~c. Return outaged
equipment to service
3. If your transmission path is rated for 1200 MW and 1000 MW are
scheduled on it, but due to parallel flows the actual flow is 1300 MW, what
action should you take?
,a. Request that a phase shifting transformer be installed
b. Reduce interchange transactions impacting the path
c. Request all parallel flow to PSEs to increase schedules
d. Reduce all commercial customer load ~CORRECT ANSWER~b. Reduce
interchange transactions impacting the path
4. If your system is MVAR deficient, what action could be implemented to
prevent voltage collapse?
a. Raise system frequency above 60.5 Hz
b. Shed firm load in the deficient area
c. Separate from the Interconnection
d. Lower transmission voltages ~CORRECT ANSWER~b. Shed firm load in
the deficient area
5. Which of the following actions can a system operator take in order to
maintain stability on the system?
a. Request generators to absorb maximum MVAR
b. Place all operating limits on dynamic calculation
c. Raise system voltages as high as possible, but within their operating
parameters
d. Reduce voltages on the transmission system ~CORRECT ANSWER~c.
Raise system voltages as high as possible, but within their operating
parameters
,6. Which of the following actions should you take if an outage on a
neighboring system has caused a violation on your system?
a. Open all tie-lines to your neighbor
b. Ask the Reliability Coordinator for assistance
c. Shed load to mitigate the violation
d. Wait for the neighboring system to contact you ~CORRECT ANSWER~b.
Ask the Reliability Coordinator for assistance
7. If a SOL or IROL violation occurs due to transfers across the system and it
is determined that parallel flows are contributing to the violation, what
should the system operator do?
a. Place all system capacitors in service
b. Reduce system load
c. Inform the Reliability Coordinator
d. Dump firm load ~CORRECT ANSWER~c. Inform the Reliability
Coordinator
8. While performing a pre-outage study, you identify that the transmission
outage will cause a thermal violation on a parallel path, which of the
following actions would be the first one you would implement?
a. Shed load to mitigate the concern
b. Allow the outage to occur and see what happens
c. Reschedule the outage if possible
, d. Allow the outage to take place as long as no load is lost ~CORRECT
ANSWER~c. Reschedule the outage if possible
9. Which of the following actions should the system operator implement first
if transmission line limits exceed the facilities emergency limits based on a
contingency that has not yet occurred, but their protocols are to respond on a
pre-contingency basis?
a. Reduce voltages in the area of the violation
b. Remove the facility from service
c. Curtail any interchange transactions that are curtailable
d. Only implement actions if the contingency occurs ~CORRECT ANSWER~c.
Curtail any interchange transactions that are curtailable
10. If a Reliability Coordinator had to implement any type of line loading
relief procedures, which of the following entities would they be coordinated
with? Pick two.
a. Purchasing Selling Entities
b. Balancing Authorities
c. Transmission Operators
d. Load Serving Entities ~CORRECT ANSWER~b. Balancing Authorities
c. Transmission Operators
11. If a generator is lost in a neighboring Balancing Area, what would the
impact be on the BAs transmission tie lines?
