Computer Networking
A 6-MHz channel is used by a digital signaling system utilizing 4-level signals. What is the maximum possible transmission rate?

None of these
6 Mband/sec
1.5 Mbaud/sec
12 Mbaud/sec
24 Mbaud/sec

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

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Computer Networking
A proposed network infrastructure of interconnected local, regional, and global networks that would support universal interactive multimedia communications. Select the best fit for answer:

Business applications of telecommunications
Client/Server networks
Internetworked enterprise
None of these
Information super highway

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