12th Science JEE Main exam books
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Thursday, 21 February 2013
Monday, 18 February 2013
OSI Reference Model
The OSI Model consists of the following seven layers:
Application
Presentation
Session
Transport
Network
Data Link
Physical
What
do the 7 layers really do?
When data is being transferred and shared over a network,
it must pass through each of the 7 layers...
