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

A.Layer two
B.Layer four
C.Layer one
D.Layer three


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1.單項(xiàng)選擇題In which area of the campus LAN are the user computers attached to the network?（）

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

2.多項(xiàng)選擇題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

3.單項(xiàng)選擇題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

4.多項(xiàng)選擇題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

5.單項(xiàng)選擇題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