Computer Networking
Alex is required to provide information on how many people are using the network at any one time. Which network will enable him to do so?

Server-based
Star
Ethernet
Peer-to-peer
Token-Ring

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Computer Networking
The Internet Control Message Protocol (ICMP)

None of these
reports error conditions to the original source, the source must relate errors to individual application programs and take action to correct the problem
allows gateways to send error a control messages to other gateways or hosts
provides communication between the Internet Protocol Software on one machine and the Internet Protocol Software on another
All of these

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Computer Networking
Ethernet and Token-Ring are the two most commonly used network architectures in the world. Jim has heard of the different topologies for networks and wants to choose the architecture that will provide him with the most options. Which of the following would that be? Choose the most correct answer.

Token-Ring because it currently can run at both 4Mbps and 16Mbps. This means that it can be used in any topology
Ethernet, because it is cabled using fiber-optic cable
Token-Ring, because it uses a MAU
Ethernet, because it can be set up with most topologies and can use multiple transfer speeds
Neither Token-Ring nor Ethernet is the proper choice. Only ARCnet can be used in all topologies

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