Communications

Question 1

The audio control panel may be used to operate which of the following? [8.50.10]
A. Service interphone.
B. Passenger address system.
C. Flight interphone.
D. All of the above

Answer 1

D. All of the above

Question 2

Pushing the CAB (cabin) transmitter select switch on the audio control panel twice
within 1 second. [8.50.10]
A. Automatically initiates 4 chimes in the cabin and generates a Priority call to all
flight attendant stations.
B. Enables the hand mic to generate a Cabin PA.
C. Automatically generates a Priority call to Cabin Door 1L.
D. Connects the service interphone system to the flight interphone system.

Answer 2

C. Automatically generates a Priority call to Cabin Door 1L.

Question 3

Regarding the Cabin Interphone display page of the TCP, which of the following will
result in “PA IN USE” appearing in the scratch pad? [8.50.10]
A. A portion of the video entertainment system is in use.
B. A portion of the airplane PA system is in use.
C. Both the PA and the video entertainment systems are in use
D. Both B and C are correct.

Answer 3

D. Both B and C are correct.

Question 4

The flight deck Handset directory screen provides a quick means to call up predefined stations or group of stations. [8.50.30]
A. True.
B. False.

Answer 4

A. True.

Question 5

A “SELCAL” EICAS communications message and a Hi-Lo chime indicate: [8.50.40]
A. A SELCAL connection has been terminated.
B. An incoming VHF or HF SELCAL call.
C. A HF datalink message has been received.
D. A datalink message has been received and sent to the printer.

Answer 5

A. A SELCAL connection has been terminated.

Question 6

Of the VHF radios available, only the Center and Right VHF radios are datalink
capable. [8.50.10]
A. True.
B. False.

Answer 6

A. True.

Question 7

A VHF or HF radio which transmits continuously for more than 30 seconds
generates: [8.50.10]
A. The EICAS advisory message RADIO TRANSMIT CAPT, FO, or OBS.
B. The EICAS STUCK MIC caution message (CAPT, FO, or OBS).
C. The communications Alert message *MIC and a Hi-Lo chime.
D. The communications Alert message *TRANSMIT and a Hi-Lo chime.

Answer 7

A. The EICAS advisory message RADIO TRANSMIT CAPT, FO, or OBS.

Question 8

Stored frequencies are accessed from the main VHF page using the standby frequency
step control on the TCP. [8.50.10]
A. True.
B. False

Answer 8

A. True.

Question 9

When the crew oxygen mask is removed from its container: [8.50.30]
A. The mask microphone operates as a hot mic.
B. The mask microphone is enabled anytime the left oxygen mask door is open.
C. The right VHF radio is automatically tuned to121.5.
D. Flight Interphone is selected automatically.

Answer 9

B. The mask microphone is enabled anytime the left oxygen mask door is open.

Question 10

Passenger Address announcements may be made using which of the following
devices? [8.50.30]
A. Either the handheld microphone or the oxygen mask microphone.
B. Headset boom mic.
C. Flight deck handset.
D. All of the above.

Answer 10

D. All of the above.

Question 11

An EICAS GROUND CALL message accompanied by an aural alert chime is
responded to by: [8.50.10]
A. Selecting the VHF-R transmitter button on an Audio Control Panel.
B. Selecting the FLT MIC button on an Audio Selector Panel.
C. Answering the call using the Flight Deck Handset.
D. B and C are correct.

Answer 11

D. B and C are correct.

Question 12

A high - low aural chime associated with a crew alert communications message will
normally have an associated EICAS communications message. [8.50.10]
A. True.
B. False.

Answer 12

A. True.

Question 13

An EICAS advisory message DATALINK SYS indicates: [8.50.40]
A. The datalink system has failed.
B. VHF datalink has failed.
C. HF datalink has failed.
D. ACARS datalink is temporarily lost.

Answer 13

A. The datalink system has failed.

Question 14

The service interphone system when selected on provides voice communications
between: [8.50.10]
A. The flight deck and cabin crew.
B. Is wireless and will provide voice and data communication between the
airplane and ground personnel within 100 feet of the airplane.
C. The flight deck and ground crew stations at various locations around the
airplane.
D. All of the above.

Answer 14

C. The flight deck and ground crew stations at various locations around the
airplane.

Question 15

Which statement is true regarding the transmitter select switches on the audio
control panel? [8.50.30]
A. Multiple transmitters may be selected at the same time.
B. The receiver volume control must be selected on in order to transmit
and receive.
C. The CAB and SAT switches may be selected at the same time for cabin
to SATCOM conferencing.
D. Selecting a switch ON does not select receiver audio on.

Answer 15

C. The CAB and SAT switches may be selected at the same time for cabin
to SATCOM conferencing.

Question 16

Which statement(s) is true regarding a CVR test? [8.50.30]
A. Tests area microphone CVR channel.
B. A test tone is heard from the flight deck speakers.
C. An EICAS status message is displayed if the test fails.
D. All of the above.

Answer 16

D. All of the above.

Question 17

When either HF radio is transmitting, the antenna is disconnected from the other
HF radio and cannot be used to transmit or receive. [8.50.10]
A. True.
B. False.

Answer 17

A. True.

Question 18

The flight data block on each auxiliary display provides: [8.50.30]
A. ETA to active waypoint.
B. Selected onside radio VHF or HF mic source frequency.
C. Onside radio ACP selected mic source.
D. Both B and C are correct.

Answer 18

D. Both B and C are correct.

Question 19

The communication crew alerting system provides aural and visual alerts for normal
operations requiring pilot awareness. [8.50.10]
A. True
B. False

Answer 19

A. True

Question 19

Which statement is true regarding MFD communications functions? [8.50.20]
A. The TCP is used to allow access to the communication’s main menu.
B. Company messages are annunciated in the Datalink block on both auxiliary
displays.
C. The COMM display switch displays the communication’s main menu on
the selected MFD.
D. A help window is provided at the bottom of the TCP.

Answer 19

C. The COMM display switch displays the communication’s main menu on
the selected MFD.