You are a help desk technician for your company. The company network consists of a single Active Directory domain. All client computers run Windows XP Professional. The help desk technicians use Remote Assistance to remotely control user sessions to provide online support to users. The users currently use Microsoft Exchange and Microsoft Outlook to submit Remote Assistance invitations to the help desk technicians. Stephen is a user in the sales department. Stephen has a portable computer and frequently travels to customer locations. While Stephen is in the corporate office, he submits a Remote Assistance invitation to the help desk. When you attempt to answer the invitation and establish the Remote Assistance session, you receive the error message shown in the exhibit.

You verify that Stephen's computer is connected to the network and that he did not cancel the invitation. You also verify that the invitation did not expire. You do not experience similar problems when establishing Remote Assistance sessions with other computers. You need to be able to establish a Remote Assistance session with Stephen's computer.
What should you do?（） 

单项选择题You are the help desk manager for your company. The company network consists of a single Active Directory domain. All client computers run Windows XP Professional. All help desk technicians are members of the Help Desk Technicians group. They use Remote Assistance to remotely control user sessions to provide online support and training to users. The users currently use Windows Messenger to submit Remote Assistance invitations to the help desk technicians. You want to reduce the time required for help desk technicians to respond to Remote Assistance requests. To accomplish this goal, you want to configure the client computers to allow help desk technicians to establish a Remote Assistance session with a client computer without requiring an invitation from a user. What should you do?（）

A.In the Default Domain Policy, set the Remote Assistance - Solicited Remote Assistance policy setting to Disabled. 
B.In the Default Domain Policy, set the Remote Assistance - Offer Remote Assistance policy setting to Enabled and add the Help Desk Technicians group to the Helpers list. 
C.In each computer's Local Security Policy, grant the Help Desk Technicians group the Allow logon through Terminal Services user right. 
D.In the System properties for each computer, select the Allow users to connect remotely to this computer option, and add the Help Desk Technicians group to the list of allowed users. 

单项选择题You are a help desk technician for your company. A portion of your company’s network is shown in the exhibit. Michael is an employee in your company’s marketing department. Michael uses a Windows XP Professional computer that is located on Subnet A. You use a Windows XP Professional computer that is located on Subnet B. The company’s firewall does not use Network Address Translation (NAT). Michael sends you a Remote Assistance invitation. In Windows Messenger, you accept the invitation, but you cannot connect to Michael’s computer. Next, you run the Ping command, which verifies connectivity to Michael’s computer. You need to establish a Remote Assistance connection with Michael’s computer. What should you do next?（）

A.Ask your firewall administrator to open the TCP/IP ports that are used by Windows Messenger.
B.Ask your firewall administrator to open the TCP/IP ports that are used by Remote Desktop Services. 
C.Instruct Michael to create an invitation file and then e-mail the file to you as a file attachment. When you receive the e-mail, open the file attachment. 
D.Instruct Michael to edit the System properties for his computer and add your domain user account to the Remote Desktop Users list on the Remote tab.

单项选择题You are the manager of your companys Web development department. The company network consists of a single Active Directory domain. All client computers run Windows XP Professional. You install Internet Information Services (IIS) on a Windows XP Professional computer. Users in your department use the computer as a test Web server for new content that they develop. You are a member of the Administrators group on the computer, and you use Remote Desktop to perform routine administrative tasks. Several of the virtual directories on the Web server contain confidential company data. You assign NTFS and IIS permissions to the folders and files on the Web server, the default Web site, and the virtual directories, as shown in the following table. You administer the default Web site, which contains a page that lists the Web development projects in progress. The Web page also contains links to each of the virtual directories that are hosted on the Web server. You use Microsoft FrontPage to manage the default Web site. Users in the Web development department control the permissions on their own NTFS folders and virtual directories. Occasionally, users report that the permissions on their folders and virtual directories are reset to the default values. You investigate and discover that this occurs whenever you update the default Web site. What should you do to resolve this problem?（）

A.In the default Web site's properties, on the Server Extensions tab, select the Manage permissions manually check box. 
B.Change the NTFS permissions on the default Web site to only Allow - Read and Allow - Write.
C.Change the IIS permissions on the default Web site to only Read. 
D.In the properties for each virtual directory, set the Execute Permissions option to Scripts only. 

单项选择题You are the desktop administrator for your company. Your company’s software developers use Windows XP Professional and IIS on their client computers to develop Web-based applications. All client computers use Microsoft Internet Explorer 6. 0 or later as their Web browser. One of the developers reports that he can no longer access the Web-based application on his desktop by using his Web browser. When you attempt to access the application by using your Web browser, you receive the following error message: “Cannot find server or DNS Error.” You verify that the World Wide Web Publishing Service is started on the developer’s computer. You also verify that you are using the correct URL to access the developer’s computer by using your Web browser. You need to ensure that the developer can access the Web application by using his Web browser. How should you configure the developer’s computer?（）

A.Start the default Web site.
B.Start the IIS Admin Service.
C.Run the IPconfig /registerdns command.
D.In the default Web site properties，disable the host header setting.

单项选择题You are the desktop administrator for your company. The relevant portion of the company’s network is configured as shown in the exhibit. Bruno is a user in the accounting department. Bruno uses a new Windows XP Professional computer. Bruno reports that he cannot access Web sites on the Internet by using Internet Explorer. However， he can access intranet Web sites that are located on other network subnets by using Internet Explorer. Other users on the network can successfully access Internet Web sites. You need to ensure that Bruno can access Internet Web sites by using Internet Explorer on his computer. What should you do?（）

A.Configure Internet Explorer on Bruno's computer to use the proxy server.
B.Configure Internet Explorer on Bruno's computer to permit SSL connections.
C.Configure TCP/IP on Bruno's computer to use 192. 168. 10. 57 as the default gateway.
D.Configure TCP/IP on Bruno's computer to use 192. 168. 10. 56 for DNS name resolution.