which hydraulic system powers normal braking ?

A. Direct fuel pressure signal

B. Direct electrical signal

C. Electrical signal sent through the ECU.

A. When hydraulic pressure is lost.

B. When ELAC 1 signal is lost.

C. When FAC 2 and 3 signal is lost.

A. ADIRU.

B. Transceiver.

C. Antenna.

A. All.

B. Only ATC mode S equipped A/C.

C. ATC equipped A/C.

A. Corresponding tank quantity display flashes.

B. Quantity indication disappears.

C. Quantity indication remains the same.

A. The valve closes as it is spring loaded closed.

B. The valve opens as it is spring loaded open.

C. Stays as it is.

A. ATT only.

B. NAV only.

C. ATT or NAV.

A. To the locking shaft.

B. To the safety shaft.

C. To the spring unit.

A. FWCs

B. DMCs

C. ADIRS

A. On the center pedestal in the cockpit.

B. On the forward attendant station.

C. On the aft attendant station.