31. | Which layer links the network support layers and user support layers? |
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32. | What are the concerns of the Physical Layer? |
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33. | What are the responsibilities of Data Link Layer? |
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34. | What are the responsibilities of Network Layer? |
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35. | What are the responsibilities of Transport Layer? |
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36. | What are the responsibilities of Session Layer? |
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37. | What are the responsibilities of Presentation Layer? |
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38. | What are the responsibilities of Application Layer? |
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39. | What are the two classes of hardware building blocks? |
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40. | What are the different link types used to build a computer network? |
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