Josaa counselling ,I get ISM in first round and if I go float option and in second round if I get NIT then can I go back to my old choice
Registrations and choice filling for JoSAA 2018 has commenced on June 15 in online mode. All eligible candidates, who have qualified in JEE Main or JEE Advanced examination have to register for JoSAA 2018 by June 25.
Yes you can modify your choice by selecting “Arrange Filled Choices”. You will also be able to rearrange and interchange your preferences.
For further details -
https://engineering.careers360.com/articles/josaa