Takar was one among 17 candidates who cleared the SPAC test being conducted at Hyderabad.
He was also among four ST candidates to qualify the test, according to the result.
Former chief minister Nabam Tuki, camping at New Delhi, has congratulated Takar for qualifying in such a tough test.
"This has again proved Arunachlees are not less than others," Tuki said in a statement.
Takar, son of Toko Tallo and Toko Yaram of Poru village under Yazali circle of Lower Suabnsiri district, passed from Sainik School in Kurukshetra in Haryana.
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