Admission in Indian Army after Completion of HSC

I want to join Indian army, am I eligible for that after completing 12th class ?

[Quick Sam]

NDA is National Defence Academy, it is conduct by UPSC.

Yes you can join Indian army after completing 12th class through NDA.

Eligibility for NDA:

Nationality:
A candidate must be a Indian citizen.

Educational Qualifications:
Candidate must have 12th passed certificate in the 10+2 pattern from a recognized Education Board or a University.

Physical Standards:
Candidates must be physically fit for admission to National Defence Academy and Naval Academy Examination.

Age limit:
Minimum age is 16 and half year.
Maximum age is 19 years.

Exam pattern:
Written exam consist of two papers.
Paper I
General Ability Test

Paper II
Mathematics

Duration of exam:
2.5 hours
UPSC NDA notification