单项选择题
A.You should create a job which is assigned to the Database Maintenance category
B.You should create an Alert which will run another to delete the maintenance job.
C.You should create a job. You schedule the job to run only once.
D.You should create a job. The job uses the Automatically delete job option
单项选择题 You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. A new SQL Agent job has been created by you. The job includes a Windows PowerShell job step which transfer data between servers by using the SQLCmd utility. If the job fails, you must make sure that an operator named ReactGroup is informed by receiving an e-mail. So what action should you perform to achieve this goal? （）
单项选择题 You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. There are user-defined stored procedures. Now you have to make sure two things, first, the names of all user-defined stored procedures must contain the prefix usp_ on all instances; second, stored procedures that do not contain this prefix cannot be created by you. So what should you do to ensure this two?（）
单项选择题 You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance on the same physical computer. Now users report that they are unable to connect to the named instances. You check and verify that they can only connect to the default instance. You also ensure that all SQL Server instances run normally. You have to start the service which is required to connect to the named instances. Which service should you start?（）