NCCER Module 2 Safety for Electricians
Questions and Answers | Latest Version
| 2024/2025 | Correct & Verified
What is the most important step to take before working with electrical systems?
A) Use electrical tape to insulate wires
✔✔B) De-energize the system and lock it out
C) Wear rubber gloves
D) Check for voltage with a meter
Which of the following is an example of personal protective equipment (PPE) for electricians?
A) Steel-toed boots
B) Hard hat
C) Safety goggles
✔✔D) All of the above
What is the primary purpose of lockout/tagout procedures?
✔✔A) To ensure electrical systems are de-energized and safe to work on
B) To prevent unauthorized personnel from accessing electrical equipment
1
,C) To ensure equipment is functioning properly
D) To increase electrical power output
Which of the following should be used when working near electrical circuits?
A) Leather gloves
✔✔B) Rubber-insulated gloves
C) Cloth work shirt
D) Steel-toed boots
What is the first thing you should do if you notice a frayed electrical cord?
A) Continue using it if the damage is minor
✔✔B) Remove it from service immediately and replace it
C) Tape the frayed area with electrical tape
D) Ask a supervisor if it's safe to continue using it
Which tool is essential for verifying that an electrical circuit is de-energized before beginning
work?
✔✔A) A voltage tester
2
, B) A hammer
C) A screwdriver
D) A wrench
What should you do if you are working on a live electrical circuit?
A) Use one hand to reduce the risk of shock
✔✔B) Wear insulated gloves and use insulated tools
C) Only work on low-voltage circuits
D) Avoid touching anything metallic
Which of the following is the proper response if you receive an electric shock?
A) Ignore the shock and continue working
✔✔B) Disconnect the power source and seek medical attention
C) Drink water to flush the electrical current from your body
D) Continue working unless you feel extreme pain
What is the main reason for using ground fault circuit interrupters (GFCIs)?
A) To increase the power output of a circuit
3
Questions and Answers | Latest Version
| 2024/2025 | Correct & Verified
What is the most important step to take before working with electrical systems?
A) Use electrical tape to insulate wires
✔✔B) De-energize the system and lock it out
C) Wear rubber gloves
D) Check for voltage with a meter
Which of the following is an example of personal protective equipment (PPE) for electricians?
A) Steel-toed boots
B) Hard hat
C) Safety goggles
✔✔D) All of the above
What is the primary purpose of lockout/tagout procedures?
✔✔A) To ensure electrical systems are de-energized and safe to work on
B) To prevent unauthorized personnel from accessing electrical equipment
1
,C) To ensure equipment is functioning properly
D) To increase electrical power output
Which of the following should be used when working near electrical circuits?
A) Leather gloves
✔✔B) Rubber-insulated gloves
C) Cloth work shirt
D) Steel-toed boots
What is the first thing you should do if you notice a frayed electrical cord?
A) Continue using it if the damage is minor
✔✔B) Remove it from service immediately and replace it
C) Tape the frayed area with electrical tape
D) Ask a supervisor if it's safe to continue using it
Which tool is essential for verifying that an electrical circuit is de-energized before beginning
work?
✔✔A) A voltage tester
2
, B) A hammer
C) A screwdriver
D) A wrench
What should you do if you are working on a live electrical circuit?
A) Use one hand to reduce the risk of shock
✔✔B) Wear insulated gloves and use insulated tools
C) Only work on low-voltage circuits
D) Avoid touching anything metallic
Which of the following is the proper response if you receive an electric shock?
A) Ignore the shock and continue working
✔✔B) Disconnect the power source and seek medical attention
C) Drink water to flush the electrical current from your body
D) Continue working unless you feel extreme pain
What is the main reason for using ground fault circuit interrupters (GFCIs)?
A) To increase the power output of a circuit
3
