Specifications

MIL-STD-1472E
5.15,4.2.12 Position in structure. When menu traversal can be accomplished by clearly defined
hierarchical paths, the user should be given some indication of the displayed menu’s current position in
the overall or relevant structute, such as by having an optional display of “path” information. A menu
tree showing the menu hierarchy should be included in the user manual.
5.15.4.2.13 Back menu When using hierarchical menus, the user shall be able to return to the
next higher level by using single key action until the initial, top-level menu or display is reached.
5.15.4.2.14 Return to LOPlevel. A function shall be provided to directly recall the initial, top-
level menu or display without stepping through the menu or display hierarchy.
5.15.4.3 Form filling.
5.15,4.3.1 Use. Form filling interactive control may be used where some flexibility in data to
be entered is needed and where the users will have moderate training. A form-falling dialogue shouJd
not be used when the computer must handle multiple types of forms and the computer response is
slow,
5.15.4.3.2 Grouping.
Displayed forms shall be arranged to group related items together.
5.15 .4.3.3 Format and content consistency.
The format and content of displayed forms shall
resemble that of any paper forms used to guide data entry. A standard input form should be used.
5.15 .4.3.4 Distinctiveness of fields. Fields or groups of fields shall be separated by spaces,
lines. or other &lineation cues. Required fields shall be distinguished from optional fields.
5.15,4.3.5 Field labels. Field IabeIs shall be distinctively presented such that they can be
distinguished from data
enhy. Labels for data entry fields shall incorporate additional cueing of data
format where the entry is made up of multiple inputs, e.g., DATE (MM/DD/W): / / .
5.15 .4.3.6 Cursor. A displayed cursor shall be positioned by the system at the frostdata entry
field whm the form is displayed. The tumor shall be advanced by a tab key to the next data entty fieid
when the user has completed entry of the cumnt field.
5.15.4.3.7 Entry lend
indication. The maximum acceptable length for variable length fields
shall be indicated.
5.15.4.3.8 Overwriting.
Data should not be entered by overwriting a set of characters in a field
(such as a default).
5.15 .4.3.9 Unused underscores. When art item length is
variable, the user shall not have to
remove
unused underscores.
5.15.4.3.10 Dimensional units. When a consistent dimensional unit is used in a given entry
field, the dimensional unit shall be provided by the computer. When the dimensional unit varies for a
given Md, it should be provided, or selected, by the user.
5.15.4.3.11
User omissions. When required data entries have not been input, the omission
shall be indicated to the user and either immediate or delayed input of’the missing items should Ix
Mmicd. For delayed cn~, tic user should be required tc enter a special symbol in Ihc fic!d to
indictite that the missing item is delayed, not overlooked.
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