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Exam 4: Data Link Layer

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Exam 1: Introduction to Data Communications102 Questionsadd course
Exam 2: Application Layer100 Questionsadd course
Exam 3: Physical Layer142 Questionsadd course
Exam 5: Network and Transport Layers115 Questionsadd course
Exam 6: Wired and Wireless LANs141 Questionsadd course
Exam 7: Backbone Networks76 Questionsadd course
Exam 8: Wide Area Networks89 Questionsadd course
Exam 9: The Internet81 Questionsadd course
Exam 10: Network Security122 Questionsadd course
Exam 11: Network Design95 Questionsadd course
Exam 12: Network Management71 Questionsadd course
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The primary source of error in data communications is:

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Question 101

Contention is commonly used with Ethernet local area networks.

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Question 102
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