NAVAIR INSTRUCTION 4120.11 From: Commander, Naval Air ...

NAVAIRINST 4120.11
(1) SSSN (MIL-STD-1808)
(2) LCN
(3) ASD 1000D
(4) Functional and physical hierarchy
c. Graphical Interfaces are acceptable.
6.3.12 . Dialogs.
a. Support should be provided for both pop-up dialog box and
in-line dialogs in the display frame itself.
b. Developers should use best commercial practices for
entering data in dialog boxes (e.g., radio buttons, checkboxes,
fill-ins, combo boxes, scrolling selection lists,
etc.).
6.3.13 . Sound (optional).
a. Developers should use best commercial practices when
implementing sound.
b. The user should take action to hear the sound. (No
automatic playing of sound.)
c. User controls muting and volume via system controls (versus
embedded controls within the application). Optional:
Application can provide convenient access to the system
controls.
6.3.14 . Voice input/output (I/O) (optional).
a. Voice I/O should be used only as supplemental input/output
and navigation.
b. Keyboard and pointing devices should be the primary input,
and visual display should be the primary output.
6.3.15 . Graphics. Developers should use best commercial practices
for graphics format and display.
6.3.16 . Hardware user interface.
a. Point and click capability on target display should be
assumed (e.g., point and click, selection keys, A/N
keyboard, touch pad, etc.)
b. Developers should accommodate the limitations of the target
display device.
c. Alphanumeric input capability should be provided, if not in
hardware, then in software.
25 Enclosure (4)