Flexfield qualifiers are basically used to identify the nature of the segment at the flexfield level. Qualifiers like Balancing,Cost Center, InterEntity,Natural Account etc..indicates the type of segment.

For Ex--> Normally company segment is qualified as Balancing, which will intimate that the debits should balance the credits for a particular account for a specified company. i.e for a specific GL code combinations.

Hence having unique names to the segments/flexfield has no connection with this as the purpose of the above is totally different.