Explanation:

• Census exercise India-2021 to begin on 1st April 2020 and will end on 30th of September 2020.
• Census India-2021 will be conducted through a mobile phone application.
• Enumerators of the census will seek the information of mobile number of the head of the family, information related to toilets, TV, Internet, vehicles owned, source of drinking water besides asking other questions during the house listing phase of the exercise.
• Registrar General & Census Commissioner of India: Vivek Joshi