A、It is impossible to engage the autopilot.
B、Engines running, it is impossible to engage the autopilot.
C、Engines shut down, it is impossible to engage the autopilot
答案：B
A、It is impossible to engage the autopilot.
B、Engines running, it is impossible to engage the autopilot.
C、Engines shut down, it is impossible to engage the autopilot
答案：B
A. To open or close the HP fuel Shut-off Valve.
B. To command and reset the FADEC functions.
C. Both to open or close the HP fuel Shut-off Valve and to command and reset the FADEC functions.
A. Fuel crossfeed valve.
B. LP fuel and hydraulic fire shut off valves.
C. HP fuel shut off valve.
A. Set AIR DATA switch to F/03 position.
B. Set ATT HDG switch to F/03 position.
C. Leave ATT HDG switch in NORM position.
A. On ground,when the system is electrically supplied and just after the safety tests.
B. When the FD function are engaged, as long as HDG V/S is displayed on the FCU and an AP/FD mode is active.
C. As long as 1FD2 is displayed on the top right of each PFD.
A. A red square.
B. A red circle.
C. A white filled diamond shape.
A. Only traffic advisories are provided.
B. All traffic indications are provided.
C. No TCAS information is provided.
A. Green system.
B. Blue system.
C. Yellow system.
A. AC ESS Bus is supplied by the EMERG GEN.
B. AC ESS Bus is supplied by AC Bus 1.
C. AC ESS Bus is supplied by AC Bus 2.
A. All mode are inhibited.
B. Mode 4 is inhibited.
C. Mode 5 is inhibited.
A. The external ground cart is supplying the AC BUS 1 and 2
B. The External Power Contactor is controlled to close.
C. The external ground cart is supplying the AC/DC ground service buses.
