Security has also been tightened at the National Testing Agency (NTA) office in the national capital, they said.
The re-examination will be conducted on June 21 from 2 pm to 5.15 pm in the pen-and-paper mode across 551 cities in India and 14 cities abroad for over 22.79 lakh candidates.
Authorities have put in place extensive security and administrative measures to ensure the smooth and seamless conduct of the examination, officials said, adding that the nationwide mock drill is aimed at testing preparedness at examination centres and streamlining coordination among various agencies involved in the process.
