How many bottles are installed in t

How many bottles are installed in the strut of each engine ?
Two
Three
Four
When a fire warning is triggered, the pilot must first?
Operate the fire push button
Shut down the engine
Read message on ECAM
Each bottle has 2 discharge heads :
1 for outer engine, here engine 1
1 for outer engine, here engine 2
Both A,B
A cargo compartment which will contain a fire itself and ventilate is a class:
A
D
C
CO2 fire extinguishing are used for?
All fires in fuselage
Engine only
Baggage holds only
The portable halon fire extinguisher bottle stores gas with a pressure of about:
50 psi
100 psi
150 psi
Fire extinguishing systems are always installed:
In areas where fuel is burned
In the cargo compartment
On the cockpit
Handling of the dangerous discharge cartridge is only permitted if:
No condition
You have a license to work with class C explosives
The date on the cartridge shows that it is 10 years
The fire extinguishing agent pressure is monitored by:
A red light in the cockpit
A red disc on the pylon
A pressure switch
Which of the following statements is correct about the light on fire control panel in the cockpit:
It is controlled by pressure switch when the bottle pressure decreases below 50% of the normal pressures.
It is controlled by pressure switch when the bottle pressure decreases above 50% of the normal pressures.
It is controlled by pressure switch when the bottle pressure increases below 50% of the normal pressures.
What avionic smoke detector installed?
On the air extraction duct of the avionic ventilation system
On the air inlet duct of the avionics ventilation system
In the avionics compartment wiling
The lavatory fire protection is provided by:
The lavatory smoke detection system
The lavatory automatic extinguishing
The lavatory smoke detection system and the waste bin automatic extinguishing.
Where is lavatory smoke detector located?
In the waste bin
In the ceiling panel, beside the air extraction duct
In the air extraction duct.
The fire protection system is provided by
Fire extinguish system
Fire detection system
Fire extinguish system and fire detection system
All of the fire and overheat detection system include the following parts:
Sensor, a control unit
Sensor, panels for the warnings
Sensor, a control unit panels for the warnings

Where is the overheat sensor located in?
Monitor area
Avionic compartment
In the cockpit
How many the loop type is used?
Two
Three
Four
When did the engine fire detection system operated?
The engine is running
The engine is shutdown
The engine is running or shutdown
What happen when APU fire occurs on ground?
The APU is automatically shutdown
The APU is manually shutdown
The APU is isolated
You can find the sensor of the engine fire detection system:
The semiconductor
The pneumatic
a and b
A fire warning is only triggered if:
1 of 2 sensors detect fire
2 sensors detect fire at the same time
None of above
A principle operates of the pneumatic pressure loop:
The pressure of the gas increases at higher temperatures
Electrical resistance with increasing temperature
None of above
A principle operates of the semiconductor loop:
The pressure of the gas increases at higher temperatures
Electrical resistance with increasing temperature
None of above

“A wheel well fire or overheat detection system alerts the flight crew when a wheel with an overheated brake is retracted into the wheel well, because a tire can explode”. Where is the detection system installed?
Only the main wheel wells
Only the nose wheels
The main wheel wells and the nose wheels