How to spend 3 hours in Exam hall

How to spend 3 hours in Exam hall
(2pm to 5pm)

2:00-2:10 write the reg no, sub code etc.
2:10-2:40 read carefully the instruction given
2:40-3:40 read the Question paper twice
3:40-4:15 see if you understand any question
4:15-4:20 ask for water & drink
4:20-4:50 check whether you’ve filled all the details carfuly

4:50-5:00 Relax for last 10 mins.