Question

Write different duties performed by transportation layer

Answer 1

Answer:

The unit of data encapsulation in Transport Layer is a segment. The standard protocols used by Transport Layer to enhance it's functionalities are : TCP(Transmission Control Protocol), UDP( User Datagram Protocol), DCCP( Datagram Congestion Control Protocol) etc.

Answer 2

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Modern global warming is the result of an increase in magnitude of the so-called greenhouse effect, a warming of Earth's surface and lower atmosphere caused by the presence of water vapour, carbon dioxide, methane, nitrous oxides, and other greenhouse gases.