Flight Management Systems

Question 1

The FMC receives inputs from many sources. Which of the following inputs are used?

a. ADIRU and GPS
b. VOR/DME and ILS receivers
c. airplane systems
d. All of the above

Answer 1

d. All of the above

Question 2

With only one FMC available, the system is capable of calculating data accurately.

a. Yes
b. No

Answer 2

a. Yes

Question 3

The FMCs are completely independent and do not transfer or compare information between each unit.

a. True
b. False

Answer 3

b. False

Question 4

With the FMC source select switch in NORMAL, the right CDU is controlled by the _____.

a. left FMC
b. right FMC
c. FMC on the side with the MA light

Answer 4

a. left FMC

Question 5

When both FMCs are operating normally, each unit independently calculates its navigational position.

a. True
b. False

Answer 5

a. True

Question 6

The two control display units (CDU) allow pilots to input data only to their respective FMCs if the RNP value exceeds the ANP value.

a. True
b. False

Answer 6

b. False

Question 7

Which of the following is not used by the FMCs to determine position?

a. IRU
b. GPS
c. VOR/DME
d. ADF

Answer 7

d. ADF

Question 8

With the loss of all navigational inputs to the FMC and GPS data is not available, how will it determine its position?

a. Computed off its last known position until landing.
b. Navigational position is lost.
c. Will compute off its last known position for 5 minutes.
d. IRS inputs only

Answer 8

d. IRS inputs only.

Question 9

Will the FMC use a combination or a single source to determine its actual position?

a. Single source
b. Combination

Answer 9

b. Combination

Question 10

The FMCs select a combination of inputs from navigation receivers to determine the position estimate. Which input has the highest weighted priority?

a. IRU
b. VOR radial/DME
c. Scanning DME
d. GPS

Answer 10

d. GPS

Question 11

During a VNAV PATH descent, the FMC will calculate a descent path based on _____.

a. airspeed and altitude constraints only
b. altitude constraints, airspeed, and end of descent point
c. airspeed and end of descent point only
d. airspeed only

Answer 11

b. altitude constraints, airspeed, and end of descent point

Question 12

During a derated takeoff, a further reduction by an assumed temperature can be taken.

a. Yes
b. No

Answer 12

a. Yes

Question 13

The STA switch on the Displays Control Panel will display all ____ on the nav display.

a. NAVAIDs in the database
b. high and low altitude NAVAIDs if the range is selected to 40 miles or less
c. NAVAIDs but LOC and NDB
d. high altitude NAVAIDs

Answer 13

b. high and low altitude NAVAIDs if the range is selected to 40 miles or less

Question 14

The IDENT page is accessed from the ____.

a. PROG key.
b. MENU page.
c. INIT/REF page, INDEX page, IDENT prompt, or at ground power-up.
d. FIX key.

Answer 14

c. INIT/REF page, INDEX page, IDENT prompt, or at ground power-up.

Question 15

Initial position can be entered on the POS INIT page by which of the following?

a. GPS position
b. Reference airport, with or without specific gate
c. Manually entered lat/long
d. All of the above

Answer 15

d. All of the above

Question 16

The PERF Performance Initialization (PERF INIT) page provides the means to enter aircraft weight, temperature, and wind parameters. What are the minimum parameters that must be input for the FMC to operate?

a. All boxed prompts
b. Aircraft weights
c. All blank lines
d. Cruise altitude

Answer 16

a. All boxed prompts

Question 17

The selected approach reference speed will automatically update as aircraft weight changes.

a. True
b. False

Answer 17

b. False

Question 18

On the approach/reference (APP/REF) page, current gross weight can be manually entered.

a. True
b. False

Answer 18

a. True

Question 19

In addition to the approach reference speed displayed on the APP/REF page, which additional information is displayed?

a. Go-around N1
b. Runway length in feet
c. Approach freq, ident, and course
d. B and C are correct

Answer 19

d. B and C are correct

Question 20

When multiple waypoints or NAVAIDs with the same identifier are in the database, the FMC will automatically display all waypoints.

a. True
b. False

Answer 20

a. True

Question 21

Which page is used to display SIDs and STARs?

a. ROUTE
b. ARR/DEP
c. MENU
d. INDEX

Answer 21

b. ARR/DEP

Question 22

When the final load closeout is received, the pilot must check that the _____ has been entered on the PERF page for FMC calculation.

a. fuel and ZFW
b. gross weight
c. takeoff weight
d. ZFW

Answer 22

d. ZFW

Question 23

Thrust limits for takeoff, climb, cruise, and go-around must be selected manually.

a. True
b. False

Answer 23

b. False

Question 24

The thrust reduction altitude, where automatic thrust reduction from takeoff to climb limit occurs, is fixed at 1000 feet AGL, and cannot be changed.

a. True
b. False

Answer 24

b. False

Question 25

The ENG OUT prompt displays single-engine climb speeds and maximum continuous N1. Engine-out data is advisory only and cannot be executed. a. True b. False

Answer 25

a. True

Question 26

Lateral navigation will engage when (1) you are laterally within ___ nautical miles of the active route leg, and (2) you are outside of ____ miles if on an intercept heading of less than ___ degrees, and the intercept will occur prior to the fix. a. 3, 3, 45 b. 1, 5, 60 c. 5, 5, 80 d. 3, 3, 90

Answer 26

d. 3, 3, 90

Question 27

Waypoints beyond the active leg can be removed from the LEGS page by _____. a. pressing the DELETE key, then line select the waypoint to be removed b. pressing the CLEAR key, then line select the waypoint to be removed c. moving a subsequent waypoint up in sequence and thus removing all intervening waypoints d. either A or C

Answer 27

d. either A or C

Question 28

A holding pattern is constructed by entering the holding waypoint in the _____. a. MENU page, then select HOLD b. HOLD AT box on LEGS page c. LEGS page d. PROGRESS page 2

Answer 28

b. HOLD AT box on LEGS page

Question 29

When a STAR is selected for an airport, the transition is also automatically selected. a. True b. False

Answer 29

b. False

Question 30

To select a non-precision approach procedure that is contained in the database, the pilot selects the _____ page. a. APPROACH b. DEP/ARR c. DESCENT d. ROUTE

Answer 30

b. DEP/ARR

Question 31

A VNAV SPD descent can automatically revert to a PATH descent during ____. a. initial descent from the T/D point if an altitude restriction will be violated b. all circumstances c. engine out operations d. a STAR, approach transition, or approach leg with a vertical angle

Answer 31

d. a STAR, approach transition, or approach leg with a vertical angle

Question 32

The alternate destinations page (ALT DEST) does not provide the pilot a quick reference for _____. a. distance b. time enroute c. fuel required d. lat/long of selected airport

Answer 32

d. lat/long of selected airport

Question 33

If the master (left) FMC fails, are LNA V and VNAV still available? a. Yes, alter selecting FMC source selector to BOTH ON R. b. No, conventional navigation is required. c. Yes, LNAV and VNAV can be re-engaged if autopilot is in use or is selected.

Answer 33

a. Yes, alter selecting FMC source selector to BOTH ON R.