How to enable Ad Hoc Distributed Queries

Question

When I run a query with OPENROWSET in SQL Server 2000 it works.

But the same query in SQL Server 2008 generates the following error:

Answer 1

sp_configure 'show advanced options', 1;
GO
RECONFIGURE;
GO
sp_configure 'Ad Hoc Distributed Queries', 1;
GO
RECONFIGURE;
GO