Practice question

Per NFPA 72, what is the purpose of a fire alarm system's signaling line circuit (SLC)?

  1. To power notification appliances
  2. To communicate between the control panel and addressable field devices
  3. To connect to the telephone network
  4. To provide backup power

Answer: B — To communicate between the control panel and addressable field devices

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: AK Fire Alarm Practice Questions - Alaska Fire Alarm Installer Permit Exam →