Diploma

No, Diploma candidates are not eligible for NDA exam. Candidates who have completed the 12th standard from a recognised board or equivalent exam are eligible for NDA exam. Final year of 12th standard candidate are eligible for NDA exam. Your age should be in between to 16.5 years to 19.5 years.

Diploma holder students are not eligible to apply for NITs. You can appear for JEE Main exam to be eligible for JEE Advanced exam. You can take admission in IITs but in 1st year of engineering.

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Yes, you can complete material management Diploma. Check the prospectus to know about admission procedures and eligibility criteria.

Yes, you can pursue B.Sc in game art and design. Please refer the prospectus of the course provided by the college to get all the details regarding admission procedure and eligibility criteria.

As you have completed your graduation, you may be eligible to apply for PG Diploma in Environmental Science.

Eligibility for studying P.G after completion of Graduate diploma in packaging differs from college to college. As a general trend you must have 55% in your graduation to get admission for PG.

Best option would be to go with HR then marketing then advertising. IIM is the best college. Here are some links that give you information about the colleges, fees and admission procedures. And also degrees over Diploma so better reject PG Diploma in creativity. https://www.shiksha.com/mass-communic

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It would be better to complete degree to get good jobs, otherwise you may have to change your stream because specialisation also demands having a valid degree.

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Yes, after completing BHM course, you can pursue an MBA programme. Aspirants can pursue an MBA in Hotel Management sphere as well as a generic MBA degree after completing BHM course.