What to fill on these fields of a form properties in a Ck Editor.?

Hello,am trying to design a custom form by using the built in Editor i.e Ck editor but am kind of confused on what to add on the following fields:Action,Id,Encoding,Target and method because am not sure with what to be field on those fields as far as Dhis2 custom form design is concerned and it can not be found on the documentation…you can see on the attachment.

Any help will be much appreciated