Hey Shaik! The GATE 2020 will be organized by Indian Institute of Technology (IIT) Delhi in online mode on February 1, 2, 8 and 9. GATE 2020 official brochure has been released by IIT Delhi. GATE 2020 will be conducted in 25 papers including the newly added subject, Biomedical Engineering. The entrance exam is a computer based one held in two sessions per day. To prepare for the exam a candidate need to start early so he/she gets adequate time. A candidate should know all the topics and weightage so he/she can plan accordingly. You can refer to below link for further details.

https://engineering.careers360.com/articles/how-to-prepare-for-gate