"Three persons were today caught by the flying squad while they were circulating the question paper for Corporate laws on whatsapp at the examination centre at a school in Shastri Nagar," said Satish Kumar, OSD, Examinations.
"Yesterday too, three persons were caught at the same centre circulating the question paper for Cost Accounting subject. Taking cognizance of the same, we decided to approach the police," he added.
"We have arrested three youths and efforts are on to nab the fourth accused. A case has been registered and we are trying to ascertain the source of the leak," DCP North Madhur Verma said.
"The arrested students have been identified as Deepak Verma, Mohit Sharma and Mohit Bhandari. They were found in possession of advance copy of question paper along with solutions in the WhatsApp application of their mobile phones" he added.
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Last week, the question papers for English, Economics and Financial Management were reportedly leaked in the same manner.
Chairperson of the Campus of Open Learning and governing body of SOL, C S Dubey had earlier ruled out it to be a case of leak saying the paper could have been circulated on WhatsApp after the examination started.
Dubey today said that the matter will be throughly investigated.
"The matter is being investigated how the question papers could be circulated in this manner. Also, how the students managed to carry mobile phones inside the examination centre is being probed," he said.