Computer Networking
The Token-Ring architecture was developed for a more efficient way to determine who should be transmitting at any one time. With Ethernet, collisions may take place, causing the transmitting computers to have to retransmit their data. The use of token guarantees that only one computer can transmit at a time. What happens as the network increases in size? Choose the best answer

An additional token is added for every 1,000 nodes
After the number of nodes exceeds 550, the Multistation Access Unit must be replaced by the more powerful Hyperstation Unified Bandwidth device
The network becomes more efficient
The network becomes less efficient
The speed of the Token-Ring network must be 16Mbps if the number of nodes is greater then 500

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Computer Networking
The research and development department at your office has been experimenting with different technologies to help improve the performance of the network. One group has been examining the use of a broadband network versus a based band network. Select the correct statement about broadband and baseband.

Baseband networks carry a single channel on a single cable, whereas broadband networks carry several channels on a single cable
Broadband networks carry several channels on a single cable, whereas in a baseband network several cables carry one channel
Baseband refers to local area networks, and broadband refers to wide area networks.
Broadband and baseband refer to the different frequencies at which infrared operates then transmitting signals in certain conditions
Baseband operates at a standard bit rate, whereas broadband may operate at different rates as needed

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Computer Networking
What does a VLAN do?

Breaks up broadcast domains in a layer 2 switch internetwork.
Provides multiple broadcast domains within a single collision domain.
Provides multiple collision domains on one switch port.
Acts as the fastest port to all servers.

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