Milching cow.......need grass on daily basis

It is advisable to read and understand on daily basis. As we can not milk a cow at day one only.Fundamental is simple give her grass on daily basis and papmper her and love her.Thus cow will allow you to milch.Same is applicable for the CA exams.Read atleast something on daily basis this will make you comfortable and familiar with the subjects.Thus allowing you reaping maximum benefit on the D-Day.