Computer Networking
You are working with a network that has the network ID 192.168.10.0. What subnet should you use that supports four subnets and a maximum number of hosts?

255.255.255.240
255.255.255.192
255.255.255.252
255.255.255.248
255.255.255.224

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Computer Networking
Bandlimited signal is

transmission of signals without modulation
a signal all of whose energy is contained within a finite frequency range
simultaneous transmission of data to a number of stations
All of these
None of these

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Computer Networking
Why does the data communication industry use the layered OSI reference model?1. It divides the network communication process into smaller and simpler components, thus aiding component development, design, and troubleshooting.2. It enables equipment from different vendors to use the same electronic components, thus saving research and development funds.3. It supports the evolution of multiple competing standards and thus provides business opportunities for equipment manufacturers.4. It encourages industry standardization by defining what functions occur at each layer of the model.

1 only
3 only
1 and 4
2 and 3

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