单项选择题
In which of the following topologies could the failure of one machine cause the entire network tostop functioning?（）
A. Mesh
B. Token ring
C. Star
D. Spanning tree
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相关考题
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Which of the following would be used to lock all of the primary communication equipment of abuilding, including its demarcation point?（）
A.MTR
B.MDF
C.Smart jack
D.IDF -
单项选择题
A technician at a company providing online, real-time media streaming to the Internet needs a network technology that will reduce bandwidth while delivering high throughput. Which of the following can the technician implement to fit these requirements?（）
A.Subnetting
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A computer is able to ping other devices on the same network but is unable to ping devices onanother network. Which of the following needs to be configured?（）
A. DNS primary server
B. Host route
C. Proxy ARP
D. Default gateway
