Hello Vaibhav

PG Diploma in CAD/CAM is a short term course offered by NIELIT for B.E/B.Tech in Mechanical Engineering student. other short term courses are also available for engineering graduates.

You can go through the link below and check the list of short term courses in Soft ware and courses in hardware and Networking-

http://www.nielit.gov.in/content/short-term-courses-software

http://www.nielit.gov.in/content/short-term-courses-hardware-networking

Good Luck!

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