Seven quick points in Understanding SharePoint 2007 list definition

Objective

This article will give basic 7 theatrical points on SharePoint List definition.

1. When we create a new site in SharePoint, it gets created as instance of SharePoint Site Definition. Each instance of Site Definition is having List Definitions. So when we create a list in SharePoint site, it gets created as instance of List Definition of the site. 
   
2. Each list gets its definition from the two files. These files are applied globally to the site.
   
   Two files are as below,
   
   
3. Each List folder is having 5 files. They are as follows
   
   These files can be found at 
   Local_Drive:\Program Files\Common Files\Microsoft Shred\web server extensions\60\TEMPLATE\Locale_ID\Site_Definition\LISTS
   directory
   
4. All the three XML files for a list use CAML language to define how list instance should be created.
   
5. Never modify content of FLDTYPES.XML.
   Because wrong updating or modification in this file can break the entire site definition for particular front end server.
   
6. All ASPX page of a list item contains same Page Directive, Meta Data, Script, and Server controls.
   
7. Each ASPX page contains a table with three rows.