How to clear 2nd group

sai kumar (student) (68 Points)

19 January 2012  

hai freinds, after putting alot of effort i'm not cleared 2nd group in this nov attempt. i'm frustrated in isca and dt . can any one tell me how can i get good marks in  isca and dt . please help me. i have to clear 2nd group in may 2012 attempt by what ever means. please suggest me to score more marks in dt and isca.