70-433 Question #172: Real Exam Question with Answer & Explanation

You administer a Microsoft SQL Server 2008 database named AdventureWorks that contains a table named Production.Product. The table contains a primary key named PK_Product_ProductID and a non-clustered index named AK_Product_ProductNumber. Both indexes have been created on a single primary partition. The table has the following definition: You want to ensure that data retrieval takes the minimum amount of time when the queries executed against the Production.Product table are ordered by product number or filtered by class. You observe that the average fragmentation for the AK_Product_ProductNumber index is 24 percent. You need to reduce fragmentation. You need to achieve this goal without blocking access to table data. Which Transact-SQL statement should you use?