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Boeing 737 · Communications 题库（61 题）

Boeing 737 机型「Communications」相关知识共 61 道题。想练习或模拟考试，请到 题库 · 模拟考试。
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1.With the Boom/Mask switch in the MASK position, transmission of a message is possible

  1. By using the oxygen mask and headset only.
  2. By using the oxygen mask only.
  3. By using the oxygen mask or hand microphone only. ✓
正确答案：By using the oxygen mask or hand microphone only.　·　737　·　来源 b737.org.uk

2.The VHF-1 transmitter selector switch on an audio selector panel is illuminated

  1. The ALT/NORM switch must be in NORM to obtain reception at a comfortable volume level.
  2. Reception is achieved by pulling and rotating VHF-1 receiver switch.
  3. Reception on VHF-1 is automatically provided. ✓
正确答案：Reception on VHF-1 is automatically provided.　·　737　·　来源 b737.org.uk

3.The Service Interphone switch on the Aft overhead panel when selected ON

  1. Deactivates external jacks sockets from the Service Interphone system.
  2. Adds external jack sockets to the Service Interphone system. ✓
  3. Allows communications between the flight deck and the flight attendants when using the Flight Interphone system.
正确答案：Adds external jack sockets to the Service Interphone system.　·　737　·　来源 b737.org.uk

4.Communications between the cockpit and the ground crew is possible by using the

  1. The Service interphone system irrespective of the position of the Service Interphone switch.
  2. Flight interphone system only.
  3. Flight interphone system, or the Flight interphone system, or the Service Interphone system provided the Service Interphone switch is ON. ✓
正确答案：Flight interphone system, or the Flight interphone system, or the Service Interphone system provided the Service Interphone switch is ON.　·　737　·　来源 b737.org.uk

5.The GRD CALL switch on the Fwd Overhead panel when pressed

  1. Sounds a horn in the nose wheel well until released. ✓
  2. Sounds a horn in the nose wheel and main wheel wells until released.
  3. Sounds a horn in the nose wheel and main wheel wells until the ground crew select the GRD CALL CANCEL switch on the External Power receptacle panel.
正确答案：Sounds a horn in the nose wheel well until released.　·　737　·　来源 b737.org.uk

6.The Cockpit CALL (blue) light will illuminate along with an associated chime whenever the cockpit is being called

  1. By the flight attendants only.
  2. By the flight attendants or the ground crew ✓
  3. By the ground crew only.
正确答案：By the flight attendants or the ground crew　·　737　·　来源 b737.org.uk

7.The ATTEND (attendants call) is pressed and released in the cockpit and

  1. A three tone chime sound will be heard in the passenger cabin.
  2. A two tone chime sound will be heard in the passenger cabin. ✓
  3. A single tone chime sound will be heard in the passenger cabin.
正确答案：A two tone chime sound will be heard in the passenger cabin.　·　737　·　来源 b737.org.uk

8.The selcal system monitors selected frequencies in use on the

  1. VHF-1 and VHF-2 communications radios.
  2. HF-1 and VHF-1 communications radios.
  3. Any combination of VHF-1/2/3 and/or HF-1/2 communications radios as indicated on the SELCAL Panel. ✓
正确答案：Any combination of VHF-1/2/3 and/or HF-1/2 communications radios as indicated on the SELCAL Panel.　·　737　·　来源 b737.org.uk

9.The cockpit voice recorder uses 4 independent channels to record flight deck audio for

  1. 60 minutes
  2. 120 minutes ✓
  3. 25 hours
正确答案：120 minutes　·　737　·　来源 b737.org.uk

10.Audio warnings for Altitude Alert, The GPWS and Windshear Warnings are heard through

  1. The speakers only at preset volumes.
  2. The speakers and headsets at preset volumes. ✓
  3. The speakers at preset volumes and the headsets at variable volumes.
正确答案：The speakers and headsets at preset volumes.　·　737　·　来源 b737.org.uk

11.With the Alternate-Normal switch on the Captain's Audio Selector Panel selected to ALT

  1. The VHF-1 and VHF-2 radios only are available for transmission and reception from the Captain's station.
  2. Only the VHF-2 radio is available for transmission and reception from the Captain's station.
  3. Only the VHF-1 radio is available for transmission and reception from the Captain's station. ✓
正确答案：Only the VHF-1 radio is available for transmission and reception from the Captain's station.　·　737　·　来源 b737.org.uk

12.With the Alternate-Normal switch on the F/O's Audio Selector Panel selected to ALT

  1. Only the VHF-2 radio is available for transmission and reception from the F/O's station. ✓
  2. Only the VHF-1 radio is available for transmission and reception from the Captain's station.
  3. Only the VHF-1 radio is available for transmission and reception from the F/O's station.
正确答案：Only the VHF-2 radio is available for transmission and reception from the F/O's station.　·　737　·　来源 b737.org.uk

13.When using the Passenger address system, the priority of announcements are

  1. Cockpit, Forward attendants, Aft attendants. ✓
  2. Cockpit, Aft attendants, Forward attendants.
  3. There is no priority system.
正确答案：Cockpit, Forward attendants, Aft attendants.　·　737　·　来源 b737.org.uk

14.Is it possible for the cabin attendants to communicate with the ground personnel from their respective stations

  1. Yes using the flight interphone system with the Service Interphone switch selected OFF.
  2. no.
  3. Yes using the service interphone system. ✓
正确答案：Yes using the service interphone system.　·　737　·　来源 b737.org.uk

15.With an audio selector panel selected to ALT (degraded mode), the only usable radio at that station is heard

  1. At a preset volume through the headset and speaker.
  2. At a preset volume through the headset only. ✓
  3. At a variable volume through the headset and speaker.
正确答案：At a preset volume through the headset only.　·　737　·　来源 b737.org.uk

16.To test the Cockpit Voice Recorder

  1. Press the test CVR test switch and after a slight delay observe the Monitor Indicator rise into the green band. ✓
  2. Press the test CVR test switch and after a slight delay observe the Monitor Indicator rise into the red band.
  3. Plug a headset into the jack socket in the CVR panel and press the Erase switch.
正确答案：Press the test CVR test switch and after a slight delay observe the Monitor Indicator rise into the green band.　·　737　·　来源 b737.org.uk

17.To erase the Cockpit Voice Recorder

  1. Press the Erase button for 2 or 5 or 14 seconds only depending upon CVR type, when the aircraft is on the ground and the Parking Brake is set. ✓
  2. Press the Erase button for 2 or 5 or 14 seconds only depending upon CVR type, when the aircraft is on the ground and the Parking Brake is set and engines are not running.
  3. Press the Erase button for 2 or 5 or 14 seconds only depending upon CVR type, at any time.
正确答案：Press the Erase button for 2 or 5 or 14 seconds only depending upon CVR type, when the aircraft is on the ground and the Parking Brake is set.　·　737　·　来源 b737.org.uk

18.The pilot control wheel push to talk switch selected to INT allows

  1. Direct transmission from the associated oxygen or boom microphone over the flight interphone, bypassing the Audio Selector Panel transmitter selector. ✓
  2. Direct transmission from the associated oxygen or boom microphone over the flight interphone, provided the Audio Selector Panel Transmitter Selector is selected to FT INT.
  3. Direct transmission from the associated boom microphone only over the flight interphone, bypassing the Audio Selector Panel transmitter Selector.
正确答案：Direct transmission from the associated oxygen or boom microphone over the flight interphone, bypassing the Audio Selector Panel transmitter selector.　·　737　·　来源 b737.org.uk

19.Cockpit Voice Recorder - When the TEST switch is pushed for _____:

  1. 5 seconds the green STATUS light flashes once and a tone may be heard through a headset plugged into HEADPHONE jack. ✓
  2. 2 seconds the red STATUS light flashes once and a tone may be heard through a headset plugged into HEADPHONE jack.
  3. 2 seconds the green STATUS light flashes once and a tone may be heard through a headset plugged into HEADPHONE jack.
  4. 5 seconds the red STATUS light flashes once and a tone may be heard through a headset plugged into HEADPHONE jack.
正确答案：5 seconds the green STATUS light flashes once and a tone may be heard through a headset plugged into HEADPHONE jack.　·　MAX　·　来源 smartcockpit.com

20.Flight Attendants may be called from the flight deck, the other attendant station, or from any passenger seat or lavatory. Master call lights in the passenger cabin identify the source of incoming calls to the attendants.

  1. True. ✓
  2. False.
正确答案：True.　·　MAX　·　来源 smartcockpit.com

21.The MASK-BOOM switch allows selection of the oxygen mask microphone or the boom microphone. The MASK-BOOM switch affects the operation of the hand microphone.

  1. True.
  2. False. ✓
正确答案：False.　·　MAX　·　来源 smartcockpit.com

22.When an HF transmitter is keyed after a frequency change, the antenna tunes. A steady or intermittent tone may be heard through the audio system. While tuning, the tone can last as long as 7 seconds. If the system fails to tune:

  1. The tone will last more than 7 seconds, to a maximum of 15 seconds. ✓
  2. The tone will not be heard
  3. The tone will last more than 7 seconds, to a maximum of 30 seconds.
  4. The tone will last more than 7 seconds.
正确答案：The tone will last more than 7 seconds, to a maximum of 15 seconds.　·　MAX　·　来源 smartcockpit.com

23.What is the purpose of the ALT-NORM switch on the Audio Control Panel?

  1. It selects an alternate radio.
  2. It selects a degraded mode of operation of the ACP. ✓
  3. It swaps audio control panels with the observer.
正确答案：It selects a degraded mode of operation of the ACP.　·　MAX　·　来源 smartcockpit.com

24.When is the Cockpit Voice Recorder active?

  1. Anytime the battery switch is ON.
  2. In flight only.
  3. Anytime DC power is available
  4. Anytime 115 VAC is applied to the aircraft. ✓
正确答案：Anytime 115 VAC is applied to the aircraft.　·　MAX　·　来源 smartcockpit.com

25.If the VOICE RECORDER Switch is selected to ON:

  1. It powers the cockpit voice recorder from first engine start until 5 minutes after last engine shutdown. ✓
  2. It powers the cockpit voice recorder until first engine start, then trips the switch to AUTO.
  3. It powers the cockpit voice recorder at all time.
  4. It powers the cockpit voice recorder at all time for a maximum of 25h.
正确答案：It powers the cockpit voice recorder from first engine start until 5 minutes after last engine shutdown.　·　MAX　·　来源 smartcockpit.com

26.The Cockpit Voice Recorder in AUTO:

  1. Always powers the CVR when DC bus 1 is powered.
  2. Always powers the CVR when DC bus 2 is powered
  3. Always powers the CVR when AC Transfer bus 1 is powered.
  4. Always powers the CVR from first engine start until 5 minutes after last engine shutdown. ✓
正确答案：Always powers the CVR from first engine start until 5 minutes after last engine shutdown.　·　MAX　·　来源 smartcockpit.com

27.The Cockpit Voice Recorder (CVR) can be erased by:

  1. Pushing the erase button for 2 seconds (aircraft on ground or in flight).
  2. Pushing the erase button for 2 seconds (aircraft in on ground with parking brake ON). ✓
  3. Pushing the erase button for 2 seconds
  4. Pushing the erase button for 5 seconds (aircraft in on ground with parking brake ON).
正确答案：Pushing the erase button for 2 seconds (aircraft in on ground with parking brake ON).　·　MAX　·　来源 smartcockpit.com

28.The VHF 1 antenna is located on the lower fuselage and VHF 2 is on the upper fuselage.

  1. True.
  2. False. ✓
正确答案：False.　·　MAX　·　来源 smartcockpit.com

29.On the Audio Control panel (ACP) the Cabin call light comes ON. It will illuminate until:

  1. Remains illuminated for 10 seconds.
  2. Remains illuminated for 20 seconds.
  3. Remains illuminated for 30 seconds. ✓
  4. Remains illuminated for 40 seconds.
正确答案：Remains illuminated for 30 seconds.　·　MAX　·　来源 smartcockpit.com

30.The cockpit voice recorder uses four independent channels to record flight deck audio for _____

  1. 120 minutes. ✓
  2. 60 minutes.
  3. 300 minutes.
  4. 25 hours.
正确答案：120 minutes.　·　MAX　·　来源 smartcockpit.com

31.The pilots can transmit directly over the flight interphone by using the control wheel PTT switch. Alternately, any crewmember with an ACP can transmit/receive over the flight interphone by using their related ACP and normal PTT switches. Any standard microphone may be used with the flight interphone system.

  1. True. ✓
  2. False.
正确答案：True.　·　MAX　·　来源 smartcockpit.com

32.In case of degraded audio system operation:

  1. Audio warnings for altitude alert are not heard.
  2. Audio warnings for altitude alert and GPWS are not heard. Windshear alerts are not affected.
  3. Audio warnings for altitude alert, GPWS and windshear are not heard. ✓
正确答案：Audio warnings for altitude alert, GPWS and windshear are not heard.　·　MAX　·　来源 smartcockpit.com

33.With the Captain's ACP operating in degraded mode, at that station:

  1. All ACP transmitter selectors remain functional, but receiver selectors are lost.
  2. Altitude alert, GPWS and windshear audio warnings are not heard. ✓
  3. The flight interphone remains useable, the PA is lost.
  4. VHF 2 is the only useable radio.
正确答案：Altitude alert, GPWS and windshear audio warnings are not heard.　·　MAX　·　来源 smartcockpit.com

34.How are the communication systems controlled?

  1. By their respective control modulators.
  2. By the Mode Control Panel.
  3. By the Audio Control Panel. ✓
正确答案：By the Audio Control Panel.　·　MAX　·　来源 smartcockpit.com

35.In the degraded mode of operation, are the ACP transmitter selectors functional?

  1. Yes.
  2. No. ✓
正确答案：No.　·　MAX　·　来源 smartcockpit.com

36.The call system is used as a means for various crewmembers to gain the attention of other crewmembers and to indicate that interphone communication is desired. Attention is gained through the use of lights and aural signals (chimes or horn). If the flight deck calls the cabin crew, the visual signal at called position is:

  1. Blue.
  2. Pink. ✓
  3. Green.
  4. Blue then becomes red after 5 seconds.
正确答案：Pink.　·　MAX　·　来源 smartcockpit.com

37.When the ALTN ORM switch on the Audio Control Panel (ACP) is set to ALT:

  1. The ACP at that station is inoperative and the crewmember cannot communicate on any radios.
  2. The ACP at that station is inoperative but the crewmember can communicate on one radio. ✓
  3. The ACP at that station is still operative but in degraded mode.
  4. The ACP switches to standby ACP and all functions operate normally except PA and interphone.
正确答案：The ACP at that station is inoperative but the crewmember can communicate on one radio.　·　MAX　·　来源 smartcockpit.com

38.When is the Cockpit Voice Recorder active?

  1. Anytime the battery switch is ON.
  2. In flight only.
  3. Anytime DC power is available
  4. Anytime 115 VAC is applied to the aircraft. ✓
正确答案：Anytime 115 VAC is applied to the aircraft.　·　NG　·　来源 smartcockpit.com

39.What is the purpose of the ALT-NORM switch on the Audio Control Panel?

  1. It selects an alternate radio.
  2. It selects a degraded mode of operation of the ACP. ✓
  3. It swaps audio control panels with the observer.
正确答案：It selects a degraded mode of operation of the ACP.　·　NG　·　来源 smartcockpit.com

40.If the VOICE RECORDER Switch is selected to ON:

  1. It powers the cockpit voice recorder from first engine start until 5 minutes after last engine shutdown. ✓
  2. It powers the cockpit voice recorder until first engine start, then trips the switch to AUTO.
  3. It powers the cockpit voice recorder at all time.
  4. It powers the cockpit voice recorder at all time for a maximum of 25h.
正确答案：It powers the cockpit voice recorder from first engine start until 5 minutes after last engine shutdown.　·　NG　·　来源 smartcockpit.com

41.The call system is used as a means for various crewmembers to gain the attention of other crewmembers and to indicate that interphone communication is desired. Attention is gained through the use of lights and aural signals (chimes or horn). If the flight deck calls the cabin crew, the visual signal at called position is:

  1. Blue.
  2. Pink. ✓
  3. Green.
  4. Blue then becomes red after 5 seconds.
正确答案：Pink.　·　NG　·　来源 smartcockpit.com

42.The pilots can transmit directly over the flight interphone by using the control wheel PTT switch. Alternately, any crewmember with an ACP can transmit/receive over the flight interphone by using their related ACP and normal PTT switches. Any standard microphone may be used with the flight interphone system.

  1. True. ✓
  2. False.
正确答案：True.　·　NG　·　来源 smartcockpit.com

43.When the ALT‐NORM switch on the Audio Control Panel (ACP) is set to ALT:

  1. The ACP at that station is inoperative and the crewmember cannot communicate on any radios.
  2. The ACP at that station is inoperative but the crewmember can communicate on one radio. ✓
  3. The ACP at that station is still operative but in degraded mode.
  4. The ACP switches to standby ACP and all functions operate normally except PA and interphone.
正确答案：The ACP at that station is inoperative but the crewmember can communicate on one radio.　·　NG　·　来源 smartcockpit.com

44.When an HF transmitter is keyed after a frequency change, the antenna tunes. A steady or intermittent tone may be heard through the audio system. While tuning, the tone can last as long as 7 seconds. If the system fails to tune:

  1. The tone will last more than 7 seconds, to a maximum of 15 seconds. ✓
  2. The tone will not be heard
  3. The tone will last more than 7 seconds, to a maximum of 30 seconds.
  4. The tone will last more than 7 seconds.
正确答案：The tone will last more than 7 seconds, to a maximum of 15 seconds.　·　NG　·　来源 smartcockpit.com

45.In the degraded mode of operation, are the ACP transmitter selectors functional?

  1. Yes.
  2. No. ✓
正确答案：No.　·　NG　·　来源 smartcockpit.com

46.Flight Attendants may be called from the flight deck, the other attendant station, or from any passenger seat or lavatory. Master call lights in the passenger cabin identify the source of incoming calls to the attendants.

  1. True. ✓
  2. False.
正确答案：True.　·　NG　·　来源 smartcockpit.com

47.The MASK-BOOM switch allows selection of the oxygen mask microphone or the boom microphone. The MASK-BOOM switch affects the operation of the hand microphone.

  1. True.
  2. False. ✓
正确答案：False.　·　NG　·　来源 smartcockpit.com

48.How are the communication systems controlled?

  1. By their respective control modulators.
  2. By the Mode Control Panel.
  3. By the Audio Control Panel. ✓
正确答案：By the Audio Control Panel.　·　NG　·　来源 smartcockpit.com

49.Cockpit Voice Recorder - When the TEST switch is pushed for _____:

  1. 5 seconds the green STATUS light flashes once and a tone may be heard through a headset plugged into HEADPHONE jack. ✓
  2. 2 seconds the red STATUS light flashes once and a tone may be heard through a headset plugged into HEADPHONE jack.
  3. 2 seconds the green STATUS light flashes once and a tone may be heard through a headset plugged into HEADPHONE jack.
  4. 5 seconds the red STATUS light flashes once and a tone may be heard through a headset plugged into HEADPHONE jack.
正确答案：5 seconds the green STATUS light flashes once and a tone may be heard through a headset plugged into HEADPHONE jack.　·　NG　·　来源 smartcockpit.com

50.The cockpit voice recorder uses four independent channels to record flight deck audio for _____

  1. 120 minutes. ✓
  2. 60 minutes.
  3. 300 minutes.
  4. 25 hours.
正确答案：120 minutes.　·　NG　·　来源 smartcockpit.com

51.With the Captain’s ACP operating in degraded mode, at that station:

  1. All ACP transmitter selectors remain functional, but receiver selectors are lost.
  2. Altitude alert, GPWS and windshear audio warnings are not heard. ✓
  3. The flight interphone remains useable, the PA is lost.
  4. VHF‐2 is the only useable radio.
正确答案：Altitude alert, GPWS and windshear audio warnings are not heard.　·　NG　·　来源 smartcockpit.com

52.The Cockpit Voice Recorder in AUTO:

  1. Always powers the CVR when DC bus 1 is powered.
  2. Always powers the CVR when DC bus 2 is powered
  3. Always powers the CVR when AC Transfer bus 1 is powered.
  4. Always powers the CVR from first engine start until 5 minutes after last engine shutdown. ✓
正确答案：Always powers the CVR from first engine start until 5 minutes after last engine shutdown.　·　NG　·　来源 smartcockpit.com

53.The Cockpit Voice Recorder (CVR) can be erased by:

  1. Pushing the erase button for 2 seconds (aircraft on ground or in flight).
  2. Pushing the erase button for 2 seconds (aircraft in on ground with parking brake ON). ✓
  3. Pushing the erase button for 2 seconds
  4. Pushing the erase button for 5 seconds (aircraft in on ground with parking brake ON).
正确答案：Pushing the erase button for 2 seconds (aircraft in on ground with parking brake ON).　·　NG　·　来源 smartcockpit.com

54.On the Audio Control panel (ACP) the Cabin call light comes ON. It will illuminate until:

  1. Remains illuminated for 10 seconds.
  2. Remains illuminated for 20 seconds.
  3. Remains illuminated for 30 seconds. ✓
  4. Remains illuminated for 40 seconds.
正确答案：Remains illuminated for 30 seconds.　·　NG　·　来源 smartcockpit.com

55.In case of degraded audio system operation:

  1. Audio warnings for altitude alert are not heard.
  2. Audio warnings for altitude alert and GPWS are not heard. Windshear alerts are not affected.
  3. Audio warnings for altitude alert, GPWS and windshear are not heard. ✓
正确答案：Audio warnings for altitude alert, GPWS and windshear are not heard.　·　NG　·　来源 smartcockpit.com

56.The VHF-1 antenna is located on the lower fuselage and VHF-2 is on the upper fuselage.

  1. True.
  2. False. ✓
正确答案：False.　·　NG　·　来源 smartcockpit.com

57.On later aircraft YW130 through YW164, the VHF NAV switch changes the source of the data that the DEUs use for the NDs. What data is transferred by this switch?

  1. DME, ILS, VOR, MCP course.
  2. DME, ILS/GLS, VOR, MCP course ✓
  3. VOR, GBAS, MCP course
  4. DME, GBAS, VOR, Autothrottle, MCP Course.
正确答案：DME, ILS/GLS, VOR, MCP course　·　NG　·　来源 Chair Flight B737 Question Bank

58.VHF antennae located on the upper fuselage are susceptible to multipath interference from other air traffic, antennae located on the lower fuselage are not as susceptible to this interference.

  1. True
  2. False ✓
正确答案：False　·　NG　·　来源 Chair Flight B737 Question Bank

59.Communication between the flight deck and flight attendants is still possible with the SERVICE INTERPHONE switch selected OFF.

  1. True ✓
  2. False
正确答案：True　·　NG　·　来源 Chair Flight B737 Question Bank

60.The volume of received communications can be controlled by rotating the selected RECEIVER SWITCHES on the Radio Tuning Panel.

  1. True
  2. False ✓
正确答案：False　·　NG　·　来源 Chair Flight B737 Question Bank

61.The Flight Interphone and Service Interphone are on separate networks.

  1. True ✓
  2. False
正确答案：True　·　NG　·　来源 Chair Flight B737 Question Bank
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