Hello Rini,
UGC NET exam is conducted for Eligibility for Assistant Professor only or Junior Research Fellowship & Eligibility for Assistant Professor both.
UGC NET 2018 december session exam will be conducted by NTA. UGC NET 2018 exam for the december session will be conducted between December 9 to 23, in onlime mode.
Candidates can apply for this exam after completing Master's degree from any recognized Institute. Also, they need to score 55% marks in the Master's degree (5% relaxation for reserved category).
You can go through the link below for detailed information about the UGC NET exam- https://competition.careers360.com/articles/ugc-net-2018

Hope this helps.
Good Luck!

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