value of private hindi exams like KOVIDA, RATNA

[partha]

hi to all,
i 've confusion about the hindi KOVIDA, RATNA exams. the students are doing graduation in hindi, PG, M Phil & Ph.d in hindi. so what is the value of private KOVIDA, RATNA exams in hindi.

[maya]

hi,...i don't know about the kovida exam. what.. .is this..?.......................................................................................................