問題一覧
1
A supervising station that monitors protected premises under a single ownership is called a ? .
proprietary station
2
Which of the following circuits is considered as a “zone” and connects only conventional initiating devices to a fire alarm control unit?
idc
3
An EOL is generally required for which of the following?
nac
4
? specify “when and where.”
Codes
5
Upon completion of a fire alarm system installation, a record of ? must be provided to the AHJ.
completion
6
NFPA 72 requires fire alarm equipment to be installed in a location where the temperature will not drop below ? .
32
7
Fire alarm system notification appliances have a blocking ? to assist with monitoring for integrity.
diode
8
Wiring run in conduit between two fire alarm system enclosures that are separated by a distance of ? or less do not require monitoring for integrity.
20’
9
An IDC monitors the integrity of the circuit ? .
using a small current and an EOL
10
Where an engine-driven generator is used as a secondary power supply for a fire alarm system, batteries with at least ? of capacity are required.
4 hours
11
Projected beam smoke detectors are well suited to ? .
all of the above
12
Where firefighter’s telephones are required, a jack or station is generally required in which of the following locations?
fire pump rooms
13
Visual fire alarm notification appliances in corridors must be mounted within ? of each end of the corridor.
15’
14
Private mode signaling is provided by which of the following?
All of these
15
A Class ? circuit is a fail-safe circuit.
D
16
Smoke detectors may be installed in elevator hoistways only when the ?
hoistway is sprinklered
17
Which type of signal may indicate an emergency other than a fire?
MNS
18
Which of the following is not a method of preventing smoke migration?
door unlocking
19
Systems that provide a total fire evacuation scheme are required to ? .
none of the above
20
Class A outgoing and return fire alarm circuits, run vertically, should be separated by at least ? .
1’
21
Which of the following is most likely to be found in fire alarm specifications?
Training requirements
22
Fire alarm specifications are enforced by the ? .
designer
23
Who usually develops fire alarm specifications?
Designer
24
Installers must keep track of field changes by adding ? to the drawings.
red lines
25
? is a condition where burning fuel produces smoke without flames.
Pyrolosis
26
When materials exothermically react to form simpler compounds ? is produced.
heat
27
HVAC systems that deliver over ? generally require fan shutdown during a fire alarm situation.
2,000 CFM
28
? is an example of smoke control.
Stair pressurization
29
Public fire reporting systems transmit which of the following signals?
alarm
30
Proprietary fire alarm supervising stations only monitor accounts ? .
under the same ownership
31
Remote fire alarm supervising stations are required to transmit ? signals.
supervisory and alarm
32
The most common means of transmission of fire alarm data is ? .
DACT
33
Which type of circuit has conductors that extend from the last device on the circuit back to the controls?
class a
34
A short circuit causes an alarm on which of the following circuits?
IDC
35
Failure to de-burr conduit often results in ? .
ground faults
36
A single open circuit on a Class A fire alarm circuit results in a(n) ? , but ? devices/appliances operate.
trouble / all
37
Non-commercial (private) power supplies for dwelling fire warning equipment or fire alarm systems must operate on standby (normal) for a period of not less than ? followed by at least ? of alarm.
7 days / 4 minutes
38
Wall-mounted heat detectors must be mounted between ? and ? from a ceiling.
4" / 12"
39
? is an example of smoke control.
Stair pressurization
40
Which of the following best describes Arena and Trade Show rigging?
Rigging operations that involve precise placement and orientation of loads, temporary connections, indoor and outdoor work, and visual appearances.
41
The rules for Hoisting personnel are different from the rules for hoisting loads.
true
42
A(n) gantry crane ? .
design has two sets of legs supporting the ends of the bridge beam.
43
The ? is the maximum tension that a crane or hoist may be subjected to while maintaining the appropriate margin of safety.
rated capacity
44
A crane is typically specified by its rated capacity.
True
45
? can be caused in mobile cranes by swinging or extending the boom rapidly, and in industrial and tower cranes by moving the trolley rapidly.
Drift
46
? loading is the application of a horizontal force on a boom due to the hoisting of a load that is not directly underneath the hoist hook.
Side
47
An qualified engineer is required for lift planning ?
if the lift requires equipment or procedures that are unusual and do not conform to established standards.
48
A civil engineer would be called upon to evaluate which of the following?
both a. and b.
49
Loads may be hoisted over areas where personnel are present when warnings have been given.
false
50
A(n) ? zone is an area where partially or completely suspended materials might land if they become loose from a load or if the rigging or crane fails.
fall
51
? involves maintaining both the stability and the orientation of the load.
Load control
52
Personnel can easily rotate or hold a hoisted load by applying relatively light force on a ? .
tag line
53
A ? is made to confirm load balance and stability.
test lift
54
What must be determined so that a load remains stable and level when lifted?
load's center of gravity
55
One alternate method to binding the ends of a fiber rope is to ? the rope end.
all of the above