How to prepare for isca and get a good score i this subject?

1.    SDLC   (Module is better)

2.    Information system concepts (Module is better)

3.    IT Act 2008 (Module is better)

4.    Risk assessment and methodology ( You can refer other reference book)

5.    ERP(Module is better)

6.    BCP and DRP(Module is better)

7.    Audit test(Module is better)

8.    Control objective( You can refer other  reference book)

9.    Information system auditing standards( You can refer other  reference book)

10.                       Security policies( You can refer other  reference book)

Reference Book  :- Dinesh madan, Manish vallecha, R chandrasekar, Padhuka etc…All are precise and concise summary from ICAI modules.