PRESSURIZATION

Question 1

Cabin altitude is a term to express the:

A) The altimeter setting in the cockpit

B) Air pressure in the cabin

C) The difference in ram air inlet pressure

D) The cargo compartment ram air pressure

Answer 1

B) Air pressure in the cabin

Question 2

Under manual control the outflow valve:

A) Opens automatically

B) Closes automatically

C) Closes hydraulically

D) Does not open automatically

Answer 2

D) Does not open automatically

Question 3

To switch cabin controllers, the pilots should move the Mode Selector to:

A) Controller 1 to Controller 2

B) Switch for 5 seconds

C) Manual for at least 10 seconds

D) Off then to ON

Answer 3

C) Manual for at least 10 seconds

Question 4

To protect from excessive positive differential pressure:

A) The safety valve opens

B) The ram air vent closes

C) The bleed air valves close

D) The window open

Answer 4

A) The safety valve opens

Question 5

The purpose of the pressurization system is to maintain the cabin pressure safe and:

A) Compatible with crew and passenger comfort

B) Filled with ram air

C) Keep the hydraulic system pressurized

D) Pressurize the oxygen system

Answer 5

A) Compatible with crew and passenger comfort

Question 6

Manual operation of the Manual Vertical Speed Control in the Up or Down position, operates the:

A) Inlet ram air valve

B) Outflow valve

C) Bleed air valve

D) Pressure controllers

Answer 6

B) Outflow valve

Question 7

The Landing Elevation selector will allow the pilots to set an elevation from:

A) -2000 ft. to +14000 ft.

B) 0 ft. to +10000 ft.

C) 0 ft. to +20000 ft.

D) -200 ft. to +20000 ft.

Answer 7

A) -2000 ft. to +14000 ft.

Question 8

In normal conditions, the pressurization system works:

A) Fully automatically

B) Manually

C) On ram air

D) A pressurization pump

Answer 8

A) Fully automatically

Question 9

A green digital indication begins to flash when the cabin vertical speed is greater than:

A) 1500 ft./min

B) 1650 ft./min

C) 1000 ft./min

D) 1750 ft./min

Answer 9

D) 1750 ft./min

Question 10

At 39,000 ft., the A320 cabin altitude is limited to:

A) 6,000 ft.

B) 5,000 ft.

C) 9,000 ft.

D) 8,000 ft.

Answer 10

D) 8,000 ft.

Question 11

The outflow valve is located:

A) The aft cargo compartment

B) The inlet guide vane

C) On the right-hand side of the aft fuselage

D) On the left-hand side of the forward fuselage

Answer 11

C) On the right-hand side of the aft fuselage

Question 12

If a Landing Elevation Fault warning is given, the field elevation must be:

A) Manually selected

B) Off by more than a 1000 ft.

C) Entered in the ECAM

D) At a negative altitude rather than a positive altitude

Answer 12

A) Manually selected

Question 13

A Low Differential Pressure warning is given when:

A) The rate of climb is too steep

B) The controller failed

C) The outflow valve is stuck closed

D) The rate of descent is too high

Answer 13

D) The rate of descent is too high

Question 14

When both Safety valves are closed, a green display is show reading:

A) Closed

B) Safety valves are closed in position

C) Safety

D) Outflow

Answer 14

C) Safety

Question 15

Once takeoff is initiated, the outflow valve begins to be closed by the:

A) Manual outflow valve switch

B) Ram air inlet duct

C) Pressure controller

D) Bleed air valve

Answer 15

C) Pressure controller

Question 16

Differential pressure is the:

A) Difference in the altimeter setting and the altitude

B) Difference in the cockpit altimeter and the cabin altimeter

C) Difference in cabin pressure and ambient pressure

D) Difference in the ambient pressure and the pressure outside the aircraft

Answer 16

C) Difference in cabin pressure and ambient pressure

Question 17

Which system is made up of two cabin pressure controllers, one outflow valve, two safety valves and one residual control unit?

A) Ram air

B) Pressurization

C) Pneumatic

D) Air conditioning

Answer 17

B) Pressurization

Question 18

Cabin pressure can be controlled automatically and semi-automatically by:

A) The Manual mode selector

B) Either of the two cabin pressure controllers

C) The outflow valve switch

D) The emergency pressure controller

Answer 18

B) Either of the two cabin pressure controllers

Question 19

For ditching, if the outflow valve is operating in Manual mode, the outflow valve:

A) Will not open

B) Will not close automatically

C) Will electrically close automatically

D) Is stuck closed

Answer 19

B) Will not close automatically

Question 20

The Landing Elevation selector is used to set the:

A) Pressure altitude at top of descent

B) Minimum safe altitude

C) Standard pressure

D) Landing field elevation

Answer 20

D) Landing field elevation

Question 21

Landing elevation is displayed in green and indicated in:

A) Feet

B) Meters

C) The radar altimeter

D) The cabin altimeter

Answer 21

A) Feet

Question 22

Even if the pressure controller are operating normally, the Manual mode has:

A) Priority over the automatic mode

B) Secondary control

C) No effect

D) Been turned off

Answer 22

A) Priority over the automatic mode

Question 23

At the top of climb the pressure controller switches into the:

A) Manual mode

B) Pressure release mode

C) Automatic mode

D) Cruise mode

Answer 23

D) Cruise mode

Question 24

The Excessive Cabin Altitude warning is given when the cabin pressure is greater than:

A) 1000 meters

B) 8000 ft.

C) 9550 ft.

D) 6500 ft.

Answer 24

C) 9550 ft.