Your company has two offices. All servers run Windows Server 2003 Service Pack 2 （SP2）.You need to ensure that Server1 can communicate with Web servers on the Internet. 
Which default gateway should you assign to Server1？（）

You have an DNS server that runs Windows Server 2003 Service Pack 2 （SP2）.You need to ensure that an e-mail message is sent to the administrator if the DNS server service stops. You create a script that sends e-mail when the script is executed.
What should you do next？（）

You have a stand-alone server that runs Windows Server 2003 Service Pack 2 （SP2）.You run the Runas command and receive the following error message： “1058： The service cannot be started， either because it is disabled or has no enabled devices associated with it.” You need to ensure that you can use Runas successfully.
 What should you do？（）

You have a Web server that runs Windows Server 2003 Service Pack 2 （SP2）.You attempt to start the World Wide Publishing Service and receive the following error message.You need to identify which services must be started before you can start the World Wide Web Publishing Service. 
What should you do？（）