Recentlt I have interview and two questions I may need your opinion on it. 1. what is difference between ASm and hardware RAID? Pro/con. 2. What is major difference on Physical standby and logical standby on 10G data guard? Thanks. __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com -- //www.freelists.org/webpage/oracle-l