单项选择题
A. Add a T1 Wan Link Between Chicago and San Francisco.
B. Add a T3 Wan Link Between Chicago and San Francisco.
C. Add a Basic ISDN Connection between Chicago and San Francisco.
D. Configure HighSpeed modems in Chicago and San Francisco to support demand-dial routing.
多项选择题 You are designing the DNS zone to support the Active Directory domain for Contoso.Ltd. Which two actions should you perform？ （）
单项选择题 You are designing a strategy to ensure that all employees have Internet access. For each branch office， what should you do？（）
单项选择题 You are designing a strategy for installing Windows server 2003 on the new domain controllers. Which method should you use？（）