单项选择题

A.Optical networkB.Storage-area network (SAN)C.Content ……

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

<上一题目录下一题>

热门试题

单项选择题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.