In the 7-layer OSI model, which layer switching will take place?（）

单项选择题In which area of the campus LAN are the user computers attached to the network?（）

A.core
B.access
C.distribution
D.aggregation

多项选择题Which three are current small business needs for technology investments? （）

A.be more productive
B.plan for today
C.work from anywhere
D.reduce reliance on technology
E.serve customers better
F.minimize network investments

单项选择题Which device is installed in user devices and makes wireless connections between them and a network?（）

A.Access point
B.Bridge
C.Router
D.Client adapter

多项选择题Which three characteristics are unique to the buying process for A small business compared with the buying process for an enterprise?（）

A.influenced by peers
B.not constrained by formal RFP
C.much faster
D.less educated
E.focused primarily on cost
F.technology focused

单项选择题The ability to stack switches using cisco stackwise technology provides A number of important benefits to the customer, which of these is A benefit of cisco stackwise?（）

A.allows multiple switches to be managed as A single device.
B.eliminates the need to purchasesmartnet on individual switches in the stack
C.allowscisco smart switches to be incorporated into the stack
D.enables switches in multiplewring closets to provide failover for each other