多项选择题
A. Upgrade all WAN lines in six months.
B. Upgrade all WAN lines prior to implementing NewApp.
C. Analyze the cause of a peak in network usage in February.
D. Analyze network usage characteristics for NewApp.Based on these results， create an upgrade plan for the WAN lines.
多项选择题 You need to evaluate whether the currently available network bandwidth is adequate to run NewApp. Which three actions should you perform？（）
单项选择题 You are designing a DNS and DHCP implementation strategy to support the new environment. What should you do？（）
单项选择题 You are designing the placement of operations master roles in the new environment. In which location or locations should a PDC emulator be designated？（）