Category (Text)
This field combines Main Category and Sub-Category into one field (Main Category: Sub-Category), for example:
Audio & Multimedia: Audio Encoders/Decoders
Network & Internet: File Sharing/Peer to Peer
Utilities: Antivirus
Category ID (Numeric)
This is an unique ID number that is assigned to each entry in the table.
Main Category (Text 50)
The main category.
Marked (Yes/No)
This field indicates whether the record is marked or not.
Notes (Memo)
This field is for your own notes.
Sub-Category (Text 50)
The sub-category.