IFF

Question 1

From the IFF page, what does DIVERSITY indicate at RS1?

Answer 1

The number and location of antenna that are being used for reporting

Question 2

Which IFF advisory alerts the crew that the IBIT detected a failure in the APX-123 kit

Answer 2

TEST FAIL

Question 3

Which IFF advisory alerts the crew that the mode 4 code has automatically switched?

Answer 3

IFF MODE SWITCH

Question 4

When Mode 4 audio is on an ICS tone is heard when a ______ exists between the mode 4 code reply and the mode 4 interrogation

Answer 4

Disparity

Question 5

From the IFF 1/2 page, what must be toggled ON for the Mode 4 reply annunciation to appear on the CDU, when the transponder replies to Mode 4 interrogations?

Answer 5

REPLY ALERT (RS4)

Question 6

How many antennas are used by the APX-123?

Answer 6

2-one on the nose and one on the aft underside

Question 7

What page is accessed to load a new Mode S default code?

Answer 7

IFF MAINTENANCE

Question 8

Which IFF advisory alerts the crew that the Mode 4 code needs to be manually switched?

Answer 8

CHECK IFF MODE4

Question 9

How often must the APX-123 battery be changed?

how long do you have to change it once battery is removed?

Answer 9

Every 6 months

2 minutes

Question 10

Which mode incorporates a lethal challenge response, and is only disabled when in the OFF setting?

Answer 10

Mode 5