Computer Networking
You are working with a class C network. You are required to configure it for five subnets, each of which will support 25 nodes. What subnet should you use?

255.255.255.240
255.255.255.224
255.255.255.252
255.255.255.248
255.255.255.0

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

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

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Computer Networking
Which of the following characteristic(s) is/are suited to the PSS applications?

widely dispersed terminals and access to international packets switched services
None of these
All of these
Multiple remote host or applications accessed by a single local access circuit terminal and circuit
bursty traffic and low communications intensity

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