ATT FC COMP TEST
ATT FC COMP TEST QUESTIONS &
ANSWERS LATEST
Question 1
What three factors determine the severity of an electric shock?
Correct Answer
1) Amount of current flowing through the body, 2) Path of current through the
body, 3) Length of time the body is in the circuit
Question 2
How much current can be lethal?
Correct Answer
50-150 milliamperes
Question 3
How much more DC than AC does it take to freeze a body to a conductor?
Correct Answer
5 times: 12 ma AC, 60 ma DC
Question 4
What are three types of burns?
Correct Answer
1) Electrical, 2) Arc, 3) Thermal Contact
Question 5
What are three well-known examples of electrical protection devices
Correct Answer
1) Fuse, 2) Circuit Breakers, 3) Ground-Fault Circuit Interrupters (GFCIs)
Page 1 of 28
, ATT FC COMP TEST
Question 6
Never use ____ or ____ to extinguish an electrical fire because they are electrically
conductive substances.
Correct Answer
water, foam
Question 7
What are the 4 steps that should be taken in the case of an electrical fire?
Correct Answer
1) de-energize, 2) call the fire department, 3) control / put out the fire, 4) report fire
Question 8
Schematic diagrams are drawn so that the date or signal flows through the circuit
from ____ to ____.
Correct Answer
left, right
Question 9
What are the two methods to troubleshoot a circuit?
Correct Answer
1) trial and error, 2) logical procedure
Question 10
What are the four steps to troubleshooting a circuit?
Correct Answer
1) Analyze the circuit, 2) Check the setup, 3) Calculate and measure values, 4) Check
the results.
Page 2 of 28
, ATT FC COMP TEST
Question 11
What are three characteristics of an open?
Correct Answer
1) infinite resistance, 2) no circuit current, 3) measure applied voltage
Question 12
What are three characteristics of a short?
Correct Answer
1) no resistance, 2) increases circuit current, 3) measures 0 voltage
Question 13
What are the three characteristics of a changed value?
Correct Answer
1) resistance increases or decreases, 2) increases or decreases circuit current, 3)
measures voltage other than calculated
Question 14
What is a representation of AC voltage or current?
Correct Answer
The sine wave
Question 15
____ is determined by the number of cycles that occur in one second.
Correct Answer
Frequency
Question 16
What is the basic unit of measurement for frequency?
Correct Answer
the Hertz (Hz)
Page 3 of 28
ATT FC COMP TEST QUESTIONS &
ANSWERS LATEST
Question 1
What three factors determine the severity of an electric shock?
Correct Answer
1) Amount of current flowing through the body, 2) Path of current through the
body, 3) Length of time the body is in the circuit
Question 2
How much current can be lethal?
Correct Answer
50-150 milliamperes
Question 3
How much more DC than AC does it take to freeze a body to a conductor?
Correct Answer
5 times: 12 ma AC, 60 ma DC
Question 4
What are three types of burns?
Correct Answer
1) Electrical, 2) Arc, 3) Thermal Contact
Question 5
What are three well-known examples of electrical protection devices
Correct Answer
1) Fuse, 2) Circuit Breakers, 3) Ground-Fault Circuit Interrupters (GFCIs)
Page 1 of 28
, ATT FC COMP TEST
Question 6
Never use ____ or ____ to extinguish an electrical fire because they are electrically
conductive substances.
Correct Answer
water, foam
Question 7
What are the 4 steps that should be taken in the case of an electrical fire?
Correct Answer
1) de-energize, 2) call the fire department, 3) control / put out the fire, 4) report fire
Question 8
Schematic diagrams are drawn so that the date or signal flows through the circuit
from ____ to ____.
Correct Answer
left, right
Question 9
What are the two methods to troubleshoot a circuit?
Correct Answer
1) trial and error, 2) logical procedure
Question 10
What are the four steps to troubleshooting a circuit?
Correct Answer
1) Analyze the circuit, 2) Check the setup, 3) Calculate and measure values, 4) Check
the results.
Page 2 of 28
, ATT FC COMP TEST
Question 11
What are three characteristics of an open?
Correct Answer
1) infinite resistance, 2) no circuit current, 3) measure applied voltage
Question 12
What are three characteristics of a short?
Correct Answer
1) no resistance, 2) increases circuit current, 3) measures 0 voltage
Question 13
What are the three characteristics of a changed value?
Correct Answer
1) resistance increases or decreases, 2) increases or decreases circuit current, 3)
measures voltage other than calculated
Question 14
What is a representation of AC voltage or current?
Correct Answer
The sine wave
Question 15
____ is determined by the number of cycles that occur in one second.
Correct Answer
Frequency
Question 16
What is the basic unit of measurement for frequency?
Correct Answer
the Hertz (Hz)
Page 3 of 28
