Features are used to assign default values to table fields.
To find list of features:
Go to T-code PE03. Click on magnifying glass.
This will give list of all the features. Then save the file as a local file in xls format.
Feature can be viewed in table format or tree format.
E.g. Go to PE03, select a feature say ABKRS
Select Decision tree and click display.
The feature is displayed.
Select PView => Table maintenance to display it in Table format.
Select PView => Tree maintenance to display it in Tree format.