You are the administrator of Company’s network. 
The network is configured as shown in the exhibit.

You want to install Windows 2000 Professional on 10 PXE-compliant computers on the Marketingsegment of your network. The 10 computers do not have operating systems installed.You attempt to load the computers by using an existing RIS image that is on the RIS server. You findthat the 10 computers cannot connect to the RIS server.You verify that existing client computers on the network can connect to the network servers, includingthe RIS server. You then check the network servers and find that the Windows NT Server 4.0 computerrunning WINS has stopped responding due to a hard disk failure. You want to enable the 10 newcomputers to connect to the RIS server.What should you do? （）

You are the administrator of a Windows 2000 network. 
You upgrade five computers in the sales department to Windows 2000 Professional. You then apply the Basicwk.inf security template to the upgraded computers. The remaining computers in the sales department are using Windows NT Workstation 4.0. When users log on to the Windows 2000 Professional computers they report that they are unable to run the company’s database application. 
When the users log on to Windows NT Workstation 4.0 computers they are able to run the database application. 
You want the users of Windows 2000 Professional computers to be able to run the database application. 
What should you do? （）