单项选择题
A. Configure a demand-dial router.
B. Create multiple Active Directory site links.
C. Configure a VPN connection between each branch office.
D. Install an Internet Authentication Service （IAS） server in each branch office.
单项选择题 You are designing an Active Directory forest structure to meet the business and technical requirements. What should you do？（）
单项选择题 You are designing a strategy to provide Internet access to all users. What should you do？（）
单项选择题 You need to identify the number of servers that will be used specifically for operations master roles. How many servers should you recommend？（）