Hello!

Informatics Practices' Exam is on 2nd April 2019 and Physical Education's exam is on 30th March 2019. 

You can access the official datesheet issued by CBSE using the link I have provided.

http://cbse.nic.in/newsite/circulars/2019/CLASS-X--XII-DATE-SHEET-NEW_FINAL-16-01-2019-3-6.pdf 

Source: cbse.nic.in 

All the best for your exams!