单项选择题

For which type of connection should a straight-through cable be used?（）

A. switch to switch
B. switch to hub
C. switch to router
D. hub to hub
E. router to PC

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热门试题

单项选择题

A system administrator installed a new switch using a script to configure it. IP connectivity was tested using pings to SwitchB. Later attempts to access NewSwitch using Telnet from SwitchA failed. Which statement is true?（）

A. Executing password recovery is required.
B. The virtual terminal lines are misconfigured.
C. Use Telnet to connect to RouterA and then to NewSwitch to correct the error.
D. Power cycle of NewSwitch will return it to a default configuration.

单项选择题

A host is attempting to send data to another host on a different network. What is the first action that the sending host will take?（）

A. Drop the data.
B. Send the data frames to the default gateway.
C. Create an ARP request to get a MAC address for the receiving host.
D. Send a TCP SYN and wait for the SYN ACK with the IP address of the receiving host.