多项选择题
A.DBCC CHECKTABLE
B.ALTER INDEX REORGANIZE
C.UPDATE STATISTICS
D.CREATE STATISTICS
E.DBCC SHOW STATISTICS
F.DBCC UPDATEUSAGE
单项选择题 TestKing.com has multiple servers in a distributed environment. You work with two SQL Server 2005 computers named SQL1 and SQL2. Each server uses SQL Server Authentication and they use different logins.You need to write a distributed query that joins the data on SQL1 with the data on SQL2. What should you do？（）
单项选择题 You configure a new SQL Server 2005 computer to use TCP/IP with all default settings. Your corporate policy requires that each server use a firewall. You find that you can connect to the SQL Server instance from the local computer. However， client computers cannot connect to the SQL Server instance.You need to identify the most likely cause of the connection issues. What should you do first？（）
多项选择题 You are preparing for a new installation of SQL Server 2005. You need to select the protocols that client computers might use to connect to the server. Which two protocols can you use to achieve this goal？（）