...
Edit Attributes in a Map Document or Layer in ArcPad 8
Attributes are the fields into which you enter data. Examples of Attributes might be LocationName, BuildingType, etc.. Once you've created a Map Layer in ArcPad 8, you can edit the content of Attributes when you are in the Field. If you need to add or subtract fields in a Map Document or Map Layer in ArcPad, you will have to use the desktop version of the software.