單項選擇題Which wireless technology would a customer choose to position them for bandwidth-intensive applications?（）

A. 802.11a
B. 802.11g
C. 802.11n
D. 802.11x


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2.單項選擇題Controlling costs that are associated with network issues, keeping unexpected problems from affecting productivity, and achieving business goals are characteristics of which cisco offering?（）

A.cisco SMARTnet service
B.cisco captial financing
C.cisco smart business roadmap
D.cisco network optimization service

3.多項選擇題What are three common reasons why customers are saying that they need to evolve their data center? （）

A.demand among users for access to information anytime, anywhere
B.desire to use the same vender for desktop and server deployments
C.existing equipment has reached and of life
D.increasing operational costs of managing data centers
E.architectures that is inflexible and inefficient
F.selecting best-performing vendors for each individual component

4.單項選擇題What is A WAN？（）

A.A network that connects client devices wirelessly using radio waves
B.A network that crosses metropolitan, regional, or national boundaries
C.A network that is restricted.to a single building ,a group of buildings, or even a single room
D.A network that encompasses an entire city or metropolitanared. and. connects multiple LANs

5.多項選擇題Which three challenges have been created by the move toward Virtualization in the data center? （）

A.asset tracking
B.scalability
C.overstaffing
D.management integration
E.coherent policies and security
F.consolidation