Exam (elaborations)

Conversion 4 UPDATED Exam Questions and CORRECT Answers

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Conv

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Conv

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Uploaded on August 24, 2024
Number of pages 16
Written in 2024/2025
Type Exam (elaborations)
Contains Questions & answers

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Course Conv

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Conversion 4 UPDATED Exam Questions
and CORRECT Answers
If a decompression occurs, how can the CC know that the pilots are aware of the situation? -
Correct 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? - Correct Answer- Emergency

How many quick don oxygen masks are located in the flight deck? - Correct 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? - Correct Answer- Swipe a credit card/ID card in the panel above the
door

How is the passenger and CC O2 system activated electrically? - Correct Answer- Switch in
the flight deck from NORMAL to ON

At which cabin altitude will O2 masks drop down automatically? - Correct Answer- 14,000ft

Where can the drop down O2 masks be found in the cabin and how many of them are in each
location? - Correct Answer- In the PSU panel above passenger seats, 4 in each row segment
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? - Correct Answer- 2
above each main door

How many drop down O2 masks can be found in each PSU? - Correct 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? - Correct 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)

What is the time of useful consciousness at 40,000ft? - Correct Answer- 18 seconds

When does advanced hypoxia occur and what are the symptoms? - Correct 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? - Correct 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? - Correct Answer- 20,000ft

, What altitude does mild hypoxia occur at? - Correct Answer- 10,000ft

Headaches, tiredness, blurred vision, loss of muscular coordination and possible personality
changes are symptoms of? - Correct Answer- Advanced hypoxia

What are symptoms of mild hypoxia? - Correct Answer- Headaches, yawning, occasional
deep breath

What are the material effects of a rapid decompression? - Correct Answer- Loud explosive
noise
Air rising towards failure
Dense fog in cabin - may be confused for fire
Hot liquids will boil over
Oxygen masks drop down
Seatbelt sign on

What is a rapid decompression? - Correct Answer- Sudden loss of cabin pressure taking
LESS than 10 seconds to equalise with the pressure outside

What is a slow decompression? - Correct Answer- Gradual loss of cabin pressure taking
MORE than 10 seconds to equalise with the pressure outside

At cruising altitude of 37,000ft, aircraft need to be pressurised for us to be able to breathe. To
what altitude are aircraft pressurised to? - Correct Answer- 6,000-8,000ft

At which altitude does extreme hypoxia occur and what are the symptoms? - Correct Answer-
20,000ft - convulsions, collapse, coma and possible death within minutes

Decompression. What does the No2 do upon hearing "No1 to the flight deck"? - Correct
Answer- Stow the trolleys and go to FWD galley
Make a no-smoking and reassurance PA
Receive NITS from No1, repeat back and synchronise watches

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Exam (elaborations) ·

Exam (elaborations)

Conversion 4 UPDATED Exam Questions and CORRECT Answers

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