多項(xiàng)選擇題

With regard to Ethernet media access methods, which of the following are true?（）

A. A device waits for an electronic signal before transmitting.
B. A device listens and waits until the media is not busy before transmitting.
C. All devices on an Ethernet segment see data that passes on the network medium.
D. Only the sender and the receiver devices see data that passes on the network medium.
E. Ethernet networks allow you to configured devises with higher transmission priority.

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單項(xiàng)選擇題

Which of the following are true of Ethernet technology?（）

A. Hosts use a logical ring topology.
B. Hosts use a logical bus topology
C. Hosts must wait for an electronic signal to transfer data.
D. Hosts are directly connected to a wiring concentrator called a MSAU.

多項(xiàng)選擇題

Two stations on a LAN transmit at the same time, resulting in a collision. What happens when a collision occurs on the network?（）

A. Each device on the Ethernet segment stops transmitting for a short time.
B. A jam signal informs all devices that a collision occurred.
C. When data transmission resumes, the devices that were involved in the collision have priority to transmit.
D. The devices that are involved in the collision stops transmitting for a short time.
E. The collision invokes a random back-off algorithm.

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With regard to Ethernet media access methods, which of the following are true?（）

你可能感興趣的試題

Which of the following are true of Ethernet technology?（）

Two stations on a LAN transmit at the same time, resulting in a collision. What happens when a collision occurs on the network?（）