IGNOU - Indira Gandhi National Open University

Hey,
Indira Gandhi National Open University will definitely help you to get good placements. You can check the reviews regarding placements and other important details through this link:
https://www.shiksha.com/university/ignou-indira-gandhi-national-open-university-delhi-3030

40% is the minimum criteria.

Eligibility for M.A. History in IGNOU is that the candidate must have Bachelors degree or higher degree from a recognised university.

The eligibility criteria for IGNOU BLISc course is any of the qualifications:
*Bachelor's degree with 50% marks ( 45% for students of SC/ST/OBC/PH category)
*Bachelor's degree with a Diploma ( one year) in Library Science
*Bachelor's degree with two years of working experience in a Library & Information Centre.

Yes, you can definitely give the exam and clear it. This way you will be eligible to do B.Ed.

But you have to prepare yourself first for the entrance exam or get your name in the merit list as per your percentage.

Hi, You may take a break or exam leave during your exams, or you may pursue your course via correspondence.

Both are UGC certified universities. However, Calicut University is offering regular course whereas IGNOU is only providing distance education. Most of the private companies don't accept IGNOU certificates, moreover they consider it as a second class. Therefore, there are some troubles with IGNOU certificates. Luckily, there is no issue with government sector jobs. Both certificates are valid hence it is UGC certified. However, you may have to face some troubles with IGNOU certificates. Therefore, if you have enough time to do a regular course, go for Calicut University. If you don't, then go for IGNOU.