D.El.Ed

No, D. El. Ed is not compulsory, if you had completed B.Ed. The B.Ed. Degree course is mandatory for teaching in higher primary schools and high schools. Thanks.

You must be having more than 50% marks at all for the clarification of all the courses.

Which course are you interested in?

Hi,
You can do B.Ed correspondence from IGNOU.
Eligibility:
Candidates with:
a) At least fifty percent marks either in the Bachelor's Degree and/or in the Master's Degree in Sciences/Social Sciences/Commerce/Humanity. Bachelors in Engineering or Technology with specialization in Science and Mathematics with 55% marks. (I)Trained in-service teachers in elementary education. (ii)Candidates who have completed a NCTE recognized teacher education programme through face-to-face mode. Thanks.

NIOS is a government affiliated Institute and their credentials are valid. There won't be any issue for applying for government jobs.

No, you can not do D. El. Ed. Before completion if graduation degree. After completing your graduation, you can do this course.