[单选]

You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. 
You create a Web page that has a GridView control named GridView1. The GridView1 control displays the 

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 Chinese 
 Japan 
 Korean 
 - 88 - Test Information Co.， Ltd. All rights reserved. data from a database named Region and a table named Location. 
You write the following code segment to populate the GridView1 control. （Line numbers are included for reference only.） 
01 protected void Page_Load（object sender， EventArgs e） 
02 { 
03 string connstr； 
04 
05 SqlDependency.Start（connstr）； 
06 using （SqlConnection connection = 
07 new SqlConnection（connstr）） 
08 { 
09 SqlCommand sqlcmd = new SqlCommand（）； 
10 DateTime expires = DateTime.Now.AddMinutes（30）； 
11 SqlCacheDependency dependency = new
12 SqlCacheDependency（"Region"， "Location"）； 
13 Response.Cache.SetExpires（expires）； 
14 Response.Cache.SetValidUntilExpires（true）； 
15 Response.AddCacheDependency（dependency）； 
16 
17 sqlcmd.Connection = connection； 
18 GridView1.DataSource = sqlcmd.ExecuteReader（）； 
19 GridView1.DataBind（）； 
20 }
21 } 
You need to ensure that the proxy servers can cache the content of the GridView1 control. Which code segment should you insert at line 16？（）

You are the network administrator for your company. All network servers run Windows Server 2003.One of your servers contains a RAID-5 volume. Routine monitoring reveals a failed disk in the set. The server is running and users are connecting to shared folders on the RAID-5 volume.You shut down the server and replace the failed disk.Now you need to ensure that the RAID-5 volume is redundant.What should you do? （） Initialize the new disk. Select the failed region and then select the Repair Volume option.。 Import the foreign disk. Select the failed region and then select the Repair Volume option.。 Initialize the new disk. Select the failed region and then select the Reactivate Disk option.。 Import the foreign disk. Select the failed region and then select the Reactivate Disk option.。 作业现场临时电线横穿车道应套管，长度小于（）m。 10。 8。 6。 4。 从Visual FoxPro6.0发布后，Microsoft公司就把它同（）、（）和（）等软件产品一起捆绑销售。 焊接热影响区 You need to design a security strategy for the DHCP servers in the Seattle office. Which two actions should you perform？（） Disable all unnecessary services on each DHCP server。 Modify the discretionary access control lists （DACLs） in Active Directory so that only members of the Enterprise Admins security group can authorize additional DHCP servers。 Use an IPSec policy that allows only the packets necessary for DHCP and domain membership for each DHCP server。 Install a digital certificate for SSL on each DHCP server。

You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. 
You create a Web page that has a GridView control named GridView1. The GridView1 control displays the 

 English 
 Chinese 
 Japan 
 Korean 
 - 88 - Test Information Co.， Ltd. All rights reserved. data from a database named Region and a table named Location. 
You write the following code segment to populate the GridView1 control. （Line numbers are included for reference only.） 
01 protected void Page_Load（object sender， EventArgs e） 
02 { 
03 string connstr； 
04 
05 SqlDependency.Start（connstr）； 
06 using （SqlConnection connection = 
07 new SqlConnection（connstr）） 
08 { 
09 SqlCommand sqlcmd = new SqlCommand（）； 
10 DateTime expires = DateTime.Now.AddMinutes（30）； 
11 SqlCacheDependency dependency = new
12 SqlCacheDependency（"Region"， "Location"）； 
13 Response.Cache.SetExpires（expires）； 
14 Response.Cache.SetValidUntilExpires（true）； 
15 Response.AddCacheDependency（dependency）； 
16 
17 sqlcmd.Connection = connection； 
18 GridView1.DataSource = sqlcmd.ExecuteReader（）； 
19 GridView1.DataBind（）； 
20 }
21 } 
You need to ensure that the proxy servers can cache the content of the GridView1 control. Which code segment should you insert at line 16？（）