FLSD Fire Suppression Systems 3

Question 1

A Class II standpipe system provides 1.5-inch hose stations intended for use by which group?

Accepted Answer

Building occupants for initial fire attack

Answer

Fire department personnel exclusively

Answer

Trained fire brigades with full PPE only

Answer

Security personnel during off-hours only

Question 2

What is the purpose of an inspector's test connection on a wet pipe sprinkler system?

Accepted Answer

To simulate one sprinkler head flow and verify alarm activation

Answer

To drain the entire system for maintenance

Answer

To measure static water pressure at the main supply

Answer

To check pipes for internal corrosion

Question 3

Which type of fire suppression system is most appropriate for a computer server room to prevent damage to equipment?

Accepted Answer

Clean agent (gaseous) suppression system

Answer

Wet pipe sprinkler system

Answer

Dry pipe sprinkler system

Answer

Deluge system

Question 4

During a sprinkler inspection, an FLSD discovers a sprinkler head that has been painted over. What is the correct action?

Accepted Answer

Have the painted sprinkler head replaced immediately

Answer

Leave it in place unless it shows visible physical damage

Answer

Document it for correction at the next scheduled maintenance cycle

Answer

Apply paint remover carefully to restore the original finish

Question 5

What is 'water hammer' in the context of fire suppression systems?

Accepted Answer

A sudden pressure surge that can damage pipes when water flow changes abruptly

Answer

A special tool used to test pipe wall integrity

Answer

An alarm bell mounted on the exterior water motor gong

Answer

The noise produced during annual main drain testing

Question 6

Per NFPA 13, what is the minimum required water supply duration for a sprinkler system in most commercial hazard occupancies?

Accepted Answer

60 minutes

Answer

15 minutes

Answer

30 minutes

Answer

90 minutes

Question 7

After a sprinkler head activates and discharges water, what must occur before the system can be returned to normal service?

Accepted Answer

Replace the activated head with an identical replacement and refill and test the system

Answer

Reset the alarm control panel and reopen the main water supply valve

Answer

Wait 24 hours for remaining heat to dissipate, then restore water supply

Answer

Replace only the system's main shutoff valve and flush the piping