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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.
DWDM - Dense Wavelength Division Multiplexing. At this stage, a basic DWDM system contains several main components: A DWDM terminal multiplexer. The terminal multiplexer actually contains one wavelength converting transponder for each wavelength signal it will carry.