單項選擇題How does a switch respond when it receives a message?（）

A.It reads the Layer-5 information and sends the message directly to the intended computer.
B.It reads the Media Access Control (MAC) address and broadcasts the message to all the computers that are connected to the switch.
C.It reads the Media Access Control (MAC) address and sends the message directly to the intended computer.
D.It reads the Layer-5 information and broadcasts the message to all the computers that are connected to the switch.


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1.多項選擇題Which three benefits are provided by the implementation of cisco c-series servers into A virtualized data center environment? （）

A.extended memory sipport
B.storage-intensive platform
C.enterprise-focused design
D.infiniband networking
E.blade-based deployments
F.cost-effiective server

3.單項選擇題Which Cisco collaboration product line will reduce TCO. Improve the user experience and productivity, and increase business relevance?（）

A.customer care
B.conferencing
C.messaging
D.telepresence
E.IP communications

5.多項選擇題Which two Internet Protocol (IP) telephony devices are best categorized as infrastructure components? （）

A.Call management software
B.Media Convergence Servers (MCSs)
C.Voice gateways
D.IP telephones

6.多項選擇題Small businesses face unique customer challenges, which three challenges are small businesses looking to overcome? （）

A.technical staffing
B.data center deployments
C.employee training
D.cost containment
E.operational efficiency
F.customer responsiveness

7.單項選擇題What feature does the Partner E-Learning Connection provide?（）

A.Lists of training-partner class offerings.
B.Hosted website that partners use to deliver e-learning to customers.
C.Full versions of all Cisco technical-level classes.
D.Flexibility, web-based knowledge and learning.
E.Live instructor-led, web-based classes.

8.單項選擇題Which network technology addresses these customer business needs: shrinking budgets and IT staffs, more complex networks, and an increased need for network security?（）

A.Optical network
B.Storage-area network (SAN)
C.Content delivery network (CDN)
D.Network management

9.單項選擇題What is A WAN?（）

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