多项选择题
A.reducing TCO
B.reducing day one costs
C.obtaining A wide variety of point products
D.improving productivity
E.gaining competitive advantage
F.focusing on current needs
单项选择题 You are the network consultant from passguide.com. Could you please tell customers what strategy will protect network resources and services from unauthorized actions?（）
单项选择题 Why is QoS important in a converged network?（）
单项选择题 A consulting firm is locating 30 consultants at a client site for a nine-month project. What need does the firm have that can be met by a wireless solution?（）