Data Internetworking Fundamentals Final Exam
Now that you have finished reviewing all course material, it’s time to take the final exam. You must score 70% or higher to pass this exam. You will have an unlimited number of attempts to pass and there is no time limit for each attempt. Once you pass, you will receive a certificate of completion. Good luck!
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Question 1 of 15
1. Question
What layers of the OSI model handle data transport?
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Question 2 of 15
2. Question
A ________ is a formal set of rules and conventions that governs how computers exchange information over a network medium.
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Question 3 of 15
3. Question
What OSI layer or sublayer is responsible for managing protocol access to the physical network medium?
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Question 4 of 15
4. Question
What OSI layer is responsible for flow control, multiplexing, virtual circuit management, and error checking and recovery?
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Question 5 of 15
5. Question
What unit of information is composed of the data-link layer header and upper-layer data?
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Question 6 of 15
6. Question
A ______ is an information unit whose source and destination entities exist above the network layer, often the application layer.
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Question 7 of 15
7. Question
Connection-oriented service involves what three phases?
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Question 8 of 15
8. Question
What is the length of a MAC address?
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Question 9 of 15
9. Question
What networking function prevents network congestion by ensuring that transmitting devices do not overwhelm receiving devices with data?
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Question 10 of 15
10. Question
What networking function determines whether transmitted data has become corrupt or otherwise damaged while traveling from the source to the destination?
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Question 11 of 15
11. Question
A ________ is a physical-layer device that combines multiple data streams into one or more output channels at the source.
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Question 12 of 15
12. Question
Which of the following MAC protocols are used on Ethernet LANs?
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Question 13 of 15
13. Question
A ________ is a logical circuit created to ensure reliable communication between two network devices.
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Question 14 of 15
14. Question
What layer of the OSI model do both bridges and switches operate?
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Question 15 of 15
15. Question
What layer of the OSI model do routers operate?