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Conversion 4 Exam | Complete Exam Questions and
CORRECT Answers| (2025 update) Assured success|
grade A+
If a decompression occurs, how can the CC know that the pilots are aware of the
situation? - (ANSWER)They will feel the emergency descent
Which setting must be used on the quick don oxygen mask if a pilot is found
incapacitated after decompression? - (ANSWER)Emergency
How many quick don oxygen masks are located in the flight deck? - (ANSWER)4 -
2 for pilots, 2 for observers
How would you manually open the compartment containing the O2 drop down
masks above each of the main doors? - (ANSWER)Swipe a credit card/ID card in
the panel above the door
How is the passenger and CC O2 system activated electrically? - (ANSWER)Switch
in the flight deck from NORMAL to ON
At which cabin altitude will O2 masks drop down automatically? -
(ANSWER)14,000ft
Where can the drop down O2 masks be found in the cabin and how many of them
are in each location? - (ANSWER)In the PSU panel above passenger seats, 4 in
each row segment
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Above each main door, 2 in each
In each toilet, 2 in each
How many drop down O2 masks can be found above each main door? -
(ANSWER)2 above each main door
How many drop down O2 masks can be found in each PSU? - (ANSWER)4 per
each row segment
If there is a loss of cabin pressure and the passenger oxygen masks deploy during
the flight, what would you do? - (ANSWER)OXYGEN MASK (use nearest available)
ON
SIT DOWN if necessary sit on passengers lap
STRAP IN PUT SEATBELT ON
"No1 to the flight deck" is heard
OXYGEN MASKS REMOVE
NITS NO1 RECEIVED
TROLLEYS STOW
CREW MEET IN FORWARD GALLEY
NO SMOKING/REASSURANCE PA COMPLETE
NITS RECEIVE (From No1)
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What is the time of useful consciousness at 40,000ft? - (ANSWER)18 seconds
When does advanced hypoxia occur and what are the symptoms? -
(ANSWER)14,000ft - headaches, tiredness, blurred vision, loss of muscular
coordination and possible personality changes
Which factors will have a direct influence on the effects of hypoxia? -
(ANSWER)Altitude reached
Rate of ascent
Duration of exposure
Individual tolerance
Physical fitness
Physical activity
Psychological factors
Environmental temperature
Alcohol and smoking
Medical conditions
What altitude does extreme hypoxia occur at? - (ANSWER)20,000ft
What altitude does mild hypoxia occur at? - (ANSWER)10,000ft
Conversion 4 Exam | Complete Exam Questions and
CORRECT Answers| (2025 update) Assured success|
grade A+
If a decompression occurs, how can the CC know that the pilots are aware of the
situation? - (ANSWER)They will feel the emergency descent
Which setting must be used on the quick don oxygen mask if a pilot is found
incapacitated after decompression? - (ANSWER)Emergency
How many quick don oxygen masks are located in the flight deck? - (ANSWER)4 -
2 for pilots, 2 for observers
How would you manually open the compartment containing the O2 drop down
masks above each of the main doors? - (ANSWER)Swipe a credit card/ID card in
the panel above the door
How is the passenger and CC O2 system activated electrically? - (ANSWER)Switch
in the flight deck from NORMAL to ON
At which cabin altitude will O2 masks drop down automatically? -
(ANSWER)14,000ft
Where can the drop down O2 masks be found in the cabin and how many of them
are in each location? - (ANSWER)In the PSU panel above passenger seats, 4 in
each row segment
,2|Page
Above each main door, 2 in each
In each toilet, 2 in each
How many drop down O2 masks can be found above each main door? -
(ANSWER)2 above each main door
How many drop down O2 masks can be found in each PSU? - (ANSWER)4 per
each row segment
If there is a loss of cabin pressure and the passenger oxygen masks deploy during
the flight, what would you do? - (ANSWER)OXYGEN MASK (use nearest available)
ON
SIT DOWN if necessary sit on passengers lap
STRAP IN PUT SEATBELT ON
"No1 to the flight deck" is heard
OXYGEN MASKS REMOVE
NITS NO1 RECEIVED
TROLLEYS STOW
CREW MEET IN FORWARD GALLEY
NO SMOKING/REASSURANCE PA COMPLETE
NITS RECEIVE (From No1)
, 3|Page
What is the time of useful consciousness at 40,000ft? - (ANSWER)18 seconds
When does advanced hypoxia occur and what are the symptoms? -
(ANSWER)14,000ft - headaches, tiredness, blurred vision, loss of muscular
coordination and possible personality changes
Which factors will have a direct influence on the effects of hypoxia? -
(ANSWER)Altitude reached
Rate of ascent
Duration of exposure
Individual tolerance
Physical fitness
Physical activity
Psychological factors
Environmental temperature
Alcohol and smoking
Medical conditions
What altitude does extreme hypoxia occur at? - (ANSWER)20,000ft
What altitude does mild hypoxia occur at? - (ANSWER)10,000ft
