單項(xiàng)選擇題

Which of the following is not a typical maintenance task within a network maintenance model？（）

A.Providing technical customer support
B.Changing configurations
C.Updating software
D.Monitoring network performance
E.Replacing hardware
F.Scheduling backups

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單項(xiàng)選擇題

Which of the following correctly fills in the missing words of this sentence： An ARP request uses aaddress， whereas an ARP reply uses a address.（）

A.broadcast， multicast
B.unicast， broadcast
C.broadcast， unicast
D.multicast， unicast
E.broadcast， broadcast
F.unicast， multicast

單項(xiàng)選擇題

Which of the following events would not explain excessive CPU utilization？（）

A.A large number of BGP sessions
B.A large BGP table
C.A router is configured with the following command： ip route 0.0.0.0 0.0.0.0 fa 0/1
D.All interface buffers are continually in use
E.A flapping interface
F.The router sends a large number of ARP requests

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Which of the following is not a typical maintenance task within a network maintenance model？（）

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Which of the following correctly fills in the missing words of this sentence： An ARP request uses aaddress， whereas an ARP reply uses a address.（）

Which of the following events would not explain excessive CPU utilization？（）

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Which of the following is not a typical maintenance task within a network maintenance model？（）

Which of the following correctly fills in the missing words of this sentence： An ARP request uses aaddress， whereas an ARP reply uses a address.（）

Which of the following events would not explain excessive CPU utilization？（）