Chartered Accountant
5572 Points
Joined June 2010
You should focus on second group only. Prepare well, try to cover whole syllabus..
You can refer the following books for exam preparation
Accounts - Praveen Sharma Class notes or D G Sharma Vedio Lactures or (Any other class notes)
Audit - Pankaj Garg (Best) or Surbhi Bansal
ITSM - Manish Valechha (Best) or Padhuka (Manish Valecha.textbook is exam oriented, and can be completed easily. It also gives memory code which will help you remember the topic easily. He is the best seller of CA final ISCA.