21. | Define the terms Unicasting, Multiccasting and Broadcasting? |
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22. | What is Multiplexing? |
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23. | Name the categories of Multiplexing? |
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24. | What is FDM? |
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25. | What is WDM? |
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26. | What is TDM? |
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27. | What is Synchronous TDM? |
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28. | List the layers of OSI |
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29. | Which layers are network support layers? |
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30. | Which layers are user support layers? |
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