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84. What are the layers of the OSI reference model?
Answer:
osi model means( open system interconnection) .it has seven layers 1.physical layer 2.data link layer 3.network layer 4. transport layer 5. session layer 6.presentation layer 7. application layer
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osi model means( open system interconnection) .it has seven layers 1.physical layer 2.data link layer 3.network layer 4. transport layer 5. session layer 6.presentation layer 7. application layer
physical layer
data link layer
network layer
transport layer
session layer
presentation layer
application layer