Computer Networking
You are working with a network that is 172.16.0.0 and would like to support 600 hosts per subnet. What subnet mask should you use?

255.255.252.0
255.255.224.0
255.255.248.0
255.255.240.0
255.255.192.0

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Computer Networking
Which of the following is true when describing a unicast address?

These are your typical publicly routable addresses, just like a regular publicly routable address in IPv4.
These addresses are meant for nonrouting purposes, but they are almost globally unique so it is unlikely they will have an address overlap.
These are like private addresses in IPv4 in that they are not meant to be routed.
Packets addressed to a unicast address are delivered to a single interface.

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Computer Networking
Which of the following statements is correct for the use of packet switching?

by employing wide bandwidth circuits for the trunk networks substantial economies through extensive sharing of capacity could be achieved.
All of these
None of these
the subdivision of information into individually addressed packets in conjunction with alternative routing arrangement enabled the transmission path to be altered in the event of congestion or individ
the employment of additional intelligence within the network enabled more sophisticated error control and link control procedures to be applied

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Computer Networking
The network layer, in reference to the OSI model, provide

All of these
data link procedures that provide for the exchange of data via frames that can be sent and received
None of these
the virtual circuit interface to packet-switched service
the interface between the X.25 network and packet mode device

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