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10 Cards in this Set

  • Front
  • Back
1. What type of information is provided by the IRSs?
A. Heading, acceleration, altitude, cost index, winds, attitude and position
B. True and magnetic heading, acceleration, track, vertical speed, altitude, position,
groundspeed, and wind speed and direction
C. Climb gradient, acceleration, track, speed, winds, attitude and FMC generated magenta line
B. True and magnetic heading, acceleration, track, vertical speed, altitude, position,
groundspeed, and wind speed and direction
2. Why does the ON DC light illuminate when the IRS Mode selector is positioned to NAV?
A. Self-test for the DC backup power source
B. IRSs always operate on DC and use AC as backup power
C. IRSs require DC power during Standby Navigation System (SNS) operation
A. Self-test for the DC backup power source
4. What does an L, C or R IRS ON DC EICAS message indicate?
A. Indicates IRS needs re-alignment
B. Indicated IRS AC normal power has failed and the IRS DC backup power is being used
C. Indicates ILS receiver has failed
B. Indicated IRS AC normal power has failed and the IRS DC backup power is being used
5. What does the IRS DC FAIL light indicate?
A. IRS DC voltage above normal and does not continue to operate normally if associated AC
power is available.
B. IRS DC voltage normal
C. IRS DC backup power for the related IRS has failed
C. IRS DC backup power for the related IRS has failed
6. What does the IRS FAULT light indicate?
A. IRS has detected a fault
B. HDG position selected by the IRS System Display selector
C. Associated FMC has failed
A. IRS has detected a fault
7. What is the difference between a normal and a fast alignment?
A. Some accumulated IRS errors can be removed by a 5-second re-alignment
B. All accumulated IRS errors can be removed by a 15-second re-alignment
C. Some accumulated IRS errors can be removed by a 30-second re-alignment
C. Some accumulated IRS errors can be removed by a 30-second re-alignment
8. What does an FMC INSUFFICIENT FUEL message indicate?
A. Estimated fuel at destination will be 0 lbs
B. Estimated fuel at destination less than entered RESERVES value
C. Estimated fuel at destination will be 4000 lbs
B. Estimated fuel at destination less than entered RESERVES value
757 9. If both AC busses are lost, what is the expected IRS configuration?
A. Standby power to left and center IRSs is limited to 5 minutes to save battery power
B. Standby power to left and right IRSs is limited to 5 minutes to save battery power
C. Standby power to right and center IRSs is limited to 5 minutes to save battery power
A. Standby power to left and center IRSs is limited to 5 minutes to save battery power
767 10. If both AC busses are lost, what is the expected IRS configuration (HDG operating)?
A. Standby power to left IRS is limited to 5 minutes to save battery power
B. Standby power to right IRS is limited to 5 minutes to save battery power
C. Standby power to center IRS is limited to 5 minutes to save battery power
B. Standby power to right IRS is limited to 5 minutes to save battery power
3. Where can you input present position required for normal IRS alignment?
A. FMC HOLD page and IRS HDG mode selected
B. PROGRESS page 2 and IRS Mode Control Panel keyboard
C. CDU POS INIT page and IRS Mode Control Panel keyboard
C. CDU POS INIT page and IRS Mode Control Panel keyboard