单项选择题
A. Mesh B. Token ring C. Star D. Spanning tree
Which of the following would be used to lock all of the...
单项选择题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
A technician at a company providing online, real-time m...
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 B.Unicast C.Broadcast D.Multicast
A computer is able to ping other devices on the same ne...
单项选择题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
