Hi Aspirant,
Most of the big and renowned engineering colleges like NIT,IIT,IIIT takes admission based on scores in JEE Main and JEE Advanced,So the top engineering exam are JEE Main and Advanced.However some private colleges also conducts exam like VITEEE for VIT,KIT entrance exam,IEMJEE for admission in IEM,UEM etc.However state also conducts its own entrance examination like WBJEE,KET,UPSEE etc.
Hope it helps!!
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