AutoPost | If true, the database is updated immediately when the field value changes. | 
  DefaultValue | The default value of the parameter. | 
  Description | The parameter description. | 
  Field | The value of the specified field. | 
  ID | The item ID. | 
  IsLocked | Checks if object is locked for editing. | 
  IsUsed | Checks if the test parameter is used. | 
  Modified | Checks if the item has been modified since last refresh or post operation. If true, the field properties on the server side are not up to date. | 
  Name | The parameter's name. | 
  OwnerTest | The test that owns this parameter. | 
  Virtual | Checks if this is a virtual item, that is, an item that does not have a corresponding database record. |