The Bits and Bytes of Computer Networking. Weekly Quizzes 1-6 Complete Answered Latest Spring 2025

The Bits and Bytes of Computer Networking
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1. Which of the following is an example of a network layer B: IP
(layer 3) protocol?
A: UDP
B: IP
C: Ethernet
D: TCP

2. What's the difference between a client and a server? C: A client requests data,
A: A server requests data, and a client responds to that and a server responds to
request. that request.
B: Clients and servers are different names for the same
thing.
C: A client requests data, and a server responds to that
request.
D: Clients operate on the data link layer, and servers
operate on the network layer.

3. Which of the following are examples of layers of our A: The transport layer
five-layer network model? Check all that apply. B: The application layer
A: The transport layer
B: The application layer D: The physical layer
C: The presentation layer
D: The physical layer

4. Which of the following statements accurately describe B: A switch remembers
the differences between a hub and a switch? Check all which devices are con-
that apply. nected on each interface,
A: Hubs are more sophisticated versions of switches. while a hub does not.
B: A switch remembers which devices are connected C: A hub is a physical layer
on each interface, while a hub does not. device, and a switch is a
C: A hub is a physical layer device, and a switch is a data data link layer device.




, The Bits and Bytes of Computer Networking
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link layer device. D: A hub causes larger col-
D: A hub causes larger collision domains. lision domains.

5. Which of these is an example of something that works D: A browser
on the application layer (layer 5 of the five-layer TCP/IP
model)?
A: A router
B: An ethernet cable
C: UDP
D: A browser

6. Which layer of the five layer TCP/IP model deals with A: The physical layer
cabling and connectors?
A: The physical layer
B: The transport layer
C: The network layer
D: The application layer

7. On which layer are Ethernet standards and some wire- A: The data link layer
less technologies operating?
A: The data link layer
B: The network layer
C: The transport layer
D: The physical layer

8. What does LAN stand for? D: Local area network
A: Large area network
B: Locally available network
C: Little area network
D: Local area network

9. What's a router?
A: A physical layer device that prevents crosstalk