EFIS Revision Questions

Question 1

Weather radar returns may be displayed on the EHSI when -

A. In map, expanded VOR or ILS
B. a full compass scale has been selected
C. Either a full or expanded compass scale has been selected
D. In map mode only

Answer 1

A. In map, expanded VOR or ILS

Question 2

Concerning the colours of the DH and the RA, as the selected DH is passed on descent -

A. The DH changes from magenta to amber, the RA changes from white to amber
B. The DH changes from white to amber, the RA changes from green to amber
C. The DH changes from green to red, the RA changes from white to magenta
D. The DH changes from cyan to amber, the RA changes from green to amber

Answer 2

A. The DH changes from magenta to amber, the RA changes from white to amber

Question 3

With the EHSI display selected to ILS and an ILS frequency tunes, the TO/FROM indicator will be -

A. Removed
B. Covered by a red OFF flag
C. Used to indicate the command sense of the instrument
D. Reversed

Answer 3

A. Removed

Question 4

If a EFIS screen suddenly changes to a blank display, the likely cause is -

A. Total FMC failure
B. CRT overheat or power failure
C. Air data computer malfunction
D. Faulty EFIS brightness control

Answer 4

B. CRT overheat or power failure