多项选择题
A.In SQL Server Management Studio， open the Activity Monitor. Open the Process Info page. View the blockedBy column for session 54.
B.In SQL Server Management Studio，open the Activity Monitor. Open the Locks by Process page. View the Request Mode column for session 54.
C.In SQL Server Management Studio， open a new query window and execute the following statement.SELECT * FROM sys.dm exec requests WHERE session id = 54View the blocking session id column.
D.In SQL Server Management Studio， open a new query window and execute the following statement.SELECT * FROM sys.dm exec sessionsWHERE session id = 54View the status column.
单项选择题 You manage a SQL Server 2005 database that contains a table with many indexes. You notice that data modification performance has degraded over time. You suspect that some of the indexes are unused. You need to identify which indexes were not used by any queries since the last time SQL Server 2005 started. Which dynamic management view should you use？（）
多项选择题 You manage a SQL Server 2005 computer that was installed using default settings. After a power failure， the SQL Server （MSSQLSERVER） service on your database server does not start. You need to find out the cause of the problem. Which three actions should you perform？（）
单项选择题 TestKing.com has a server named SQL1 that runs SQL Server 2005 Enterprise Edition.SQL1 has 2 GB of RAM， 1.6 GB of which are used by the default SQL Server database engine instance. The average data growth of all databases combined is 100 MB a month. Users state that report execution times are increasing. You want to assess whether more RAM is needed. You need to use System Monitor to create a counter log that will help you decide whether to add RAM. Which performance object should you add to the counter log？（）