Question

What is the full form of HDDs?

(a) Heading-down displays

(b) Heat-down displays

(c) Head-down displays

(d) Hill-down displays

I had been asked this question during an interview for a job.

This interesting question is from Cockpit Overview topic in division Cockpit Overview of Aircraft Maintenance

Answer 1

Correct option is (c) Head-down displays

The best explanation: HDDs refer to head-down displays. The flight path vector and acceleration symbols are standard on head-down displays.