Q: You are upgrading your single master Windows NT Server 4.0 network to Windows 2000. Which computer should you upgrade first?

• 1
  The stand-alone server in the Windows NT 4.0 domain that will become the root domain in your Windows 2000 network
• 2
  The primary domain controller (PD
• 3
  in the Windows NT 4.0 domain that will become a child domain in your Windows 2000 network C) The backup domain controller (BDC) in the Windows NT 4.0 domain that will become a child domain in your Windows 2000 network
• 4
  The Primary domain controller (PDC) in the Windows NT 4.0 domain that will become the root domain in your Windows 2000 network