What is wrong with the following example:

Thus there arises the question of whether a central database can be created in a manner which is consistent with the need for efficiency and breadth of scope.

Answer:

1. The author could omit needless words [Strunk, Ch. 13]:

   • One can say "The question arises..."

   • The words "which is" can be deleted.

2. The "which" is a wicked one -- the clause "defines and restricts"