单项选择题
A.Ensure that port 1433 is open in your firewall.
B.Ensure that port 443 is open in your firewall.
C.Ensure that client computers connect by using Shared Memory protocol.
D.Ensure that the server is not paused.
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？（）
单项选择题 Your application must access data that is located on two SQL Server 2005 computers. One of these servers is named SQL1 and the other is SQL2. You have permissions to create a stored procedure on SQL1 to support your application. However，on SQL2 you only have permissions to select data. You write the stored procedure on SQL1. The stored procedure accesses SQL2 by using the OPENQUERY Transact-SQL statement. However,the query fails when executed.You need to troubleshoot the cause of the error. What should you do？（）