Lec-4: Physical layer in computer networks in hindi | Functions of Physical layer | OSI
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Lec-4: Physical layer in computer networks in hindi | Functions of Physical layer | OSI
They asked The scientist; What is 2 + 2?
He replied... 4.000000000
They asked The engineer; What is 2 + 2?
He replied... 4.0 (+/- )
They asked The attorney; What is 2 + 2?
He replied... what would you like it to be? :o)