单项选择题
If an enterprise customer required a switch for their branch office access layer, which family of switches would the customer likely choose from?（）
A.Cisco Catalyst 2000 and 3000 B.Cisco Nexus C.Cisco Catalyst 4000 and 6000 D.Cisco SFS 3000/7000
多项选择题 What are five of the seven layers that are found in the OSI model?（）
单项选择题 If A customers needed to load-balance across multiple data center. which Cisco product would the customer consider?（）
多项选择题 What are three benefit that the Smart Business Architecture provides to customers?（）
