Dear aspirant !

Hope you are doing great ! As your question is unclear , i assuming that you want to ask about the class 12 from open board .

Nios is a board which give admission in 12 class non attending. student must have attained a minimum of 15 years of age to be eligible for NIOS 12th exams 2022 . The student must produce a class secondary pass certificate from NIOS or a recognized board, an address proof and two latest passport-sized photographs. The student must be enrolled with NIOS.

For more about NIOS ,visit the link ;-

https://www.google.com/url?sa=t&source=web&rct=j&url=https://school.careers360.com/exams/nios-class-12/amp&ved=2ahUKEwj60bfxrp74AhV573MBHVlSCV8QFnoECAMQAQ&usg=AOvVaw1qu8_XiZYephZEmr_-8jnq .

Hope you find it helpful !

Thanking you