MCITPMCITP(70-431)单项选择题每日一练(2018.12.21)

单项选择题
Application developers in your company create an assembly that contains a CLR function. This CLR function reads data from a spreadsheet, performs some calculations, and returns the data to a SQL Server 2005 computer. You need to register the assembly with SQL Server 2005 by using the CREATE ASSEMBLY statement and the least privileged security permission set. Which permission set should you use? （）
A. Default
B. SAFE
C. EXTERNAL_ACCESS
D. UNSAFE
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?（）
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.
单项选择题
Your company uses a SQL Server 2005 database. Customer data from your trading partners is imported into the Customers table every night. You need to ensure that the customer record is updated if it already exists in the Customers table. If the record does not exist, the data needs to be inserted into the Customers table. What should you do?（）
A. Create a FOR trigger.
B. Create an INSTEAD OF trigger.
C. Create an AFTER trigger.
D. Create a DDL trigger.
单项选择题
Your company has two SQL Server 2005 computers named SQL1 and SQL2. A user in your company named Eric writes many ad hoc queries against the company databases. Eric has access to the Customer database on SQL1. He does not have access to the Sales database on SQL2. You need to ensure that Eric can write queries that join information from both servers. What should you do first?（）
A.Create a linked server on SQL1 to SQL2. Configure the linked server to use impersonation.
B.Create a linked server on SQL1 to SQL2. Configure the linked server to use mapped logins.
C.Instruct Eric to write the queries on SQL2 by using the OPENQUERY statement and specifying SQL1 as the server name.
D.Instruct Eric to specify SQL Server object names by using four-part notation.
单项选择题
You are creating a view to join the Customers and Orders tables in a SQL Server 2005 database. You need to ensure that the view cannot be affected by modifications to underlying table schemas. You want to accomplish this goal by using the least possible amount of overhead. What should you do?（）
A.Create CHECK constraints on the tables.
B.Create a DDL trigger to roll back any changes to the tables if the changes affect the columns in the view.
C.Create the view, specifying the WITH SCHEMABINDING option.
D.Create the view, specifying the WITH CHECK option.