What is the minimum Pentium based processor requirement for the installation of Windows 2000 professional.（）

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

You want to install Windows 2000 Professional on 10 non-PXE-compliant computers on the marketing segment 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 find that the 10 computers cannot connect to the RIS server. You verify that existing client computers on the network can connect to network servers， including the RIS server. You then check the network servers and find that the Windows NT Server 4.0 computer running WINS has stopped responding due to hard disk failure. You want to enable the computers to connect to the RIS server.  
What should you do？()

You want to upgrade 100 computers from Windows 98 to Windows 2000 Professional. You use setup manager to create the unattended.txt file. The hardware on each computer is configured identically. You upgrade 10 of the computers. You notice that the monitors on the 10 computers go blank after Windows 2000 Professional loads. You restart one of the computers in Safe Mode, and find that the monitor appears to be working. Which change should you make to unattend.txt to configure your video settings correctly? To answer, click the appropriate line on the Unattend.txt Notepad screen. 

You are administering a Windows 2000 Professional， single Pentium II 400Mhz processor computer. You need to install a new accounting software application. 
The software manufacturer recommends that you use a dual-processor configuration. First， you install a second identical processor in your computer. You need to ensure that you will be able to install the new software. 
What should you do next？（）