CAT Safety and Compliance 2

Question 1

Under OSHA's lockout/tagout (LOTO) standard, when must an alarm technician re-verify that energy is isolated before working on a panel?

Accepted Answer

After any interruption or shift change that breaks continuous control of the lockout device

Answer

OSHA 29 CFR 1910.147 requires energy re-verification whenever continuous personal control of the lockout device is broken.

Question 2

Which NFPA standard primarily governs the installation of fire alarm systems in the United States?

Accepted Answer

NFPA 72

Answer

NFPA 72, the National Fire Alarm and Signaling Code, is the primary standard for fire alarm system installation.

Question 3

A technician is installing wiring in a commercial building and must run alarm cable through the same conduit as 480 V power wiring. This is:

Accepted Answer

Prohibited by NEC Article 760

Answer

NEC Article 760 prohibits fire alarm circuit conductors from being run in the same conduit as power conductors unless specific exceptions apply.

Question 4

What does the term 'listed' mean when applied to alarm equipment?

Accepted Answer

The equipment is included in a recognized testing laboratory's published list of compliant products

Answer

'Listed' means a product has been evaluated and certified by a nationally recognized testing laboratory (NRTL) such as UL.

Question 5

When performing a fire alarm inspection, a technician discovers that a pull station is painted over. The correct action is to:

Accepted Answer

Replace or restore the pull station to manufacturer specifications and report the deficiency

Answer

A painted pull station is a deficiency because paint can prevent proper operation; it must be restored or replaced per NFPA 72.

(CAT) Certified Alarm Technician Practice Test