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PGDM is post graduate diploma in management. The minimum educational qualification for PGDM is a pass in any degree preferably in commerce or equivalent. Candidates who have passed with science and art major can also apply for the course of PGDM.
A PHY device typically includes a Physical Coding Sublayer (PCS) and a Physical Medium Dependent (PMD) layer. The PCS encodes and decodes the data that is transmitted and received. The purpose of the encoding is to make it easier for the receiver to recover the signal.