單項(xiàng)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


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你可能感興趣的試題

1.多項(xiàng)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

2.單項(xiàng)選擇題Simplified guest access, comprehensive communication and collaboration, and optimized asset and network visibility are benefits of which type of Cisco deployment?（）

A.Cisco Conferencing
B.CiscoCloud Computing
C.Cisco Wireless
D.Cisco Routingand Switching

3.單項(xiàng)選擇題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

4.多項(xiàng)選擇題What are five of the seven layers that are found in the OSI model?（）

A.session
B.physical
C.protocol
D.gateway
E.data  link
F.transport
G.application

5.單項(xiàng)選擇題If A customers needed to load-balance across multiple data center. which Cisco product would the customer consider?（）

A.ISR Wide Area Acceleration Server
B.Nexus Site Balancer
C.ACE Global Site Selector
D.ASR Virtual Balanced Network
E.Site Balancer