United Airlines Boeing 747-400 Latest Exam| Questions With Verified Answers 2024

United Airlines Boeing 747-400 Latest Exam| Questions With Verified Answers 2024 747 GENERAL If the galleys were to shed, would you know about it? No. There is no cockpit indication of galleys shedding because of electrical overload. How is the water system pressurized? It's normally pressurized by the pneumatic system, but will be pressurized by an electric compressor if pneumatic pressure is not available What is the minimum pavement width for a 180° turn? 153 ' Correct Answer: 747 COMMUNICATIONS 1 What action triggers the FMC to automatically send position reports? The FMC request for winds and temperatures from UNIMATIC instructs the FMC to send a position report automatically to the company at each waypoint (except abeam points) on the FMC active route When using CPDLC for communication with ATC, is an ARINC RO ''in the loop"? No. When using CPDLC, messages are sent directly between the airplane and the ATC controller, without the intervention or knowledge of an ARINC RO What's it mean when a "W" is displayed on the interphone panel? More than one call was made to the cockpit. All callers other than the first get a busy signal and the caller location is stored. After completing your call, stored locations can be reviewed with the NEXT switch on the interphone panel 747 COMMUNICATIONS 2 How can you be sure that none of your PA announcements are heard at the door 5 crew rest area? Use the handset. No handset announcements are heard in the crew rest area. What happens if you use the ALL CALL function (55)? A triple high-low chime sounds throughout the cabin and activates a pulsating light at each flight attendant station. What happens when you push the LA V PRJ button? It activates a lock on the forward upper deck lavatory for pilot use. The lock does not prevent opening the lavatory door from the inside. The system can either be activated either from the passenger signs module or from the crew rest area. Correct Answer: 747 REDUCED THRUST TAKEOFF RESTRICTIONS 1 Don't use reduced thrust when: • Using optional VI • Clutter conditions exist on operational portion of runway • Braking action is reported less than good • Takeoff runway is other than dry. In the absence of braking action reports of good or better, a non-grooved runway is considered dry when there is not sufficient moisture to cause the runway surface to appear reflective. A grooved runway is considered dry when there is no standing water • The probability of windshear exists • Headwind adjustment has been used to increase the ATOG • Takeoff is made with a tailwind, unless tailwind corrected reduced thrust data obtained through ACARS is used Continued on next page. 747 REDUCED THRUST TAKEOFF RESTRICTIONS 2 • EPR indications are inop (EEC alternate mode used) • Any brake is deactivated • MEL/CDL takeoff weight adjustments are required, except if ACARS reduced thrust data is provided (in this case, the Unimatic system has applied the MEL/CDL penalty to the reduced thrust data)