单项选择题 You are the network administrator for The network consists of a single Active Directory domain named All network servers run Windows Server 2003. A member server named Testking1 runs IIS and hosts all content for company Web sites. One Web site is redesigned. When you browse the redesigned site, you select a hyperlink and receive the following error message: "HTTP Error 404 - File or directory not found." You verify that a necessary content file is missing from Testking1. You need to discover whether the same error was generated by any other Web server requests. What should you do?（）

单项选择题 You are the network administrator for The network consists of a single Active Directory domain named All network servers run Windows Server 2003. A member server named TK1 contains a single SCSI hard disk. Users report that server performance is slow. You configure System Monitor to report performance values for TK1 at regular intervals. System Monitor reports the following values over six 30-second intervals. You need to improve disk performance. What should you do?（）

单项选择题 You are a network administrator for The network contains a Windows Server 2003 computer named Testking4, which functions as a file server. Testking4 contains several applications. One application is named App1. Another application is named App2. Users report that App2 is performing poorly. You examine Testking4 and discover that App1 was started by using the start app1 /realtime command. You need to ensure that no other application was started by using the /realtime switch. What should you do?（）