Flight Management

Question 1

EXEC is illuminated white on CDU - What does this mean?

Answer 1

Data has been midified but not executed

Question 2

How does the FMC achieve positioning updating in flight?

Answer 2

GPS, IRS and radio updating

Question 3

Max number of characters for waypoint?

Answer 3

5

Question 4

What line and colour is an active route?

Answer 4

Solid magenta

Question 5

What VNAV descent modes are available?

Answer 5

Path or Speed

Question 6

What input is required for LVL CHG on the MCP

Answer 6

Speed and Altitude

Question 7

Airspeed is greater than 10kts above FMC target or within 5kts of VMO/MMO what message on CDU?

Answer 7

DRAG REQUIRED

Question 8

If reduced climb thrust is selected, what level will it be restored to full rated climb thurst by?

Answer 8

15,000ft

Question 9

If electrical power to the FMC is lost in flight for more than 10 secs and then restored what happens?

Answer 9

LNAV/VNAV will disengage, RTE/LEGS is restored but the active waypoint or leg must be selected as direct to

Question 10

If GPS updating of the FMC is unavailable, how will position updating be achieved?

Answer 10

Radio and IRS updating still available

Question 11

VNAV engaged and no E/D point secified, what decent modes are available

Answer 11

VNAV SPD only

Question 12

If an early descent is selected in VNAV PTH what rate of descent is commanded?

Answer 12

1,000FPM until descent path is intercepted

Question 13

What is the RNP for approach phase of flight

Answer 13

0.3NM

Question 14

Should END OF ROUTE appear on the CDU what does this indicate?

Answer 14

LNAV engaged, aircraft passing the last waypoint in route

Question 15

If CLB-2 is selected on N1 limit page, what is the reduction in climb thrust?

Answer 15

6% N1 and 20% Thrust reduction

Question 16

What is the significance of MSG light on RH side of CDU illuminated?

Answer 16

Message on the CDU scratchpad

Question 17

With the FMC Source Select Switch in NORMAL which FMC is primary by default?

Answer 17

The Left FMC

Question 18

If route is modified in FMC, how is it displayed on the ND MAP?

Answer 18

Modified rout will show as a dashed white line until executed

Question 19

What is the result of the FMC losing power for more than 10 secs on the ground?

Answer 19

All preflight procedures and entries would need to be completed again

Question 20

Illumination of amber FMC alert on forward panel would mean what?

Answer 20

An elerting messages exists for both CDUs