多項(xiàng)選擇題

Two devices on an Ethernet segment sent frames at the same time causing a collision. Which two statements are true?（）

A. Both devices stop transmiting, wait a random period of time, verify the wire is idle, and re-transmit
B. The device with the lowest MAC address is permitted to retrannsmit first
C. The device with the lowest MAC address sends a jam signal to notify all other devices of the collision
D. Both devices send a jam signal to notify all other devices of the collision

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單項(xiàng)選擇題

You have been asked to use a 23-bit network mask to segment the network block 209.18.12.0, How many usable host address will there e per subnet?（）

A. 510
B. 1022
C. 2046
D. 8190

單項(xiàng)選擇題

You want to log into the router and make a configuration change.After loggin in as the root user, what is the next command you must enter?（）

A. enable
B. configure
C. edit
D. cli

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Two devices on an Ethernet segment sent frames at the same time causing a collision. Which two statements are true?（）

你可能感興趣的試題

You have been asked to use a 23-bit network mask to segment the network block 209.18.12.0, How many usable host address will there e per subnet?（）

You want to log into the router and make a configuration change.After loggin in as the root user, what is the next command you must enter?（）

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