单项选择题 Which database does WX Central Management System (WX CMS) software use to store historical data?（）

多项选择题 Which two types of optimization does the WX 60 device perform when Exchange 2003 and Outlook 2003 areused in the network? （）(Choose two.)

单项选择题 Which statement is true for a customer that wants to deploy compression for a circuit rated at 155 Mbps?（）