You administer a SQL Server 2008 instance. You deploy a new database named Engineering. The Engineering database manages large documents that will be revised occasionally. You need to design a table structure that allows fast read access. You also need to minimize storage space requirements. 
Which two actions should you perform?（）

You administer a SQL Server 2008 instance. You plan to deploy a new database to the instance. The database will be subject to frequent inserts and updates. The database will have multiple schemas. One of the schemas will contain a large amount of read-only reference data. You need to design the physical database structure for optimal backup performance.
What should you do?（）