Question

What is the number of Flight Management Computers used in a typical commercial aircraft?

(a) 2

(b) 1

(c) 4

(d) 3

I have been asked this question in examination.

I'd like to ask this question from Flight Management Systems in section Autopilots and Flight Management Systems of Avionics

Answer 1

The correct answer is (d) 3

The explanation: There are a total of three Flight Management Computers FMC -A, FMC -B, FMC -C. They are necessary to carry out the necessary functional computations. They can be reconfigured to maintain the system operation in the event of failures.