You network contains two domains named contoso.com and nwtraders.com. A single DNS server hosts both DNS zones. The DNS server has an IP address of 10. 10. 0. 10.  You have 100 computers that run Windows XP Professional. The computers are members of the contoso.com domain. All computers have static IP addresses. The network does not contain a WINS server. You need to ensure that users can access servers in both domains by using single-label host names.
What should you do on the client computers?（） 

You have a computer that runs Windows XP Professional. You attempt to install an application by using a Windows Installer package name app1. msi. The application installation fails. You plan to install the application again. You need to create an application installation log for the application setup.
What should you do?（）