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In-Class 5
In-Class Activity to be completed in class.
Note: For this activity and all other activities, you should only make 1 submission (your first submission is always the one graded)
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First Name
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Your answer
Last Name
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Your answer
E-mail (Please use Northeastern e-mail)
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Your answer
Which section of Systems are you in?
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Mike
Vidoje
What is a Wide Area Network (WAN)?
1 point
It is a large network that could potentially span the country or the world. The Internet is an example of a WAN.
It is a local area network that you would have at your house for example.
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When information is sent across a network, is there a fixed path or "topology"
1 point
Yes, there is exactly one way for data to be sent across networks from one host to another.
No, there is no real topology. There may be different routes to the same destination.
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What is DNS?
1 point
A database of host entries that map a name to an IP address.
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What is a socket?
1 point
A file descriptor that lets applications read/write from the network. This could be over the internet, or between processes.
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