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The number of layers in ISO OSI reference model is __________(a) 5(b) 7(c) 6(d) 10I have been asked this question in an interview.Query is from Reference Models in chapter Computer Networks Introduction of Computer Network |
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Answer» CORRECT answer is (b) 7 Explanation: The seven layers in ISO OSI reference model is Application, PRESENTATION, Session, Transport, Network, Data link and Physical layer. OSI stands for Open System INTERCONNECT and it is a generalized model. |
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