Please answer these in short yet concise responses....   What is the difference between a logical backup and an image copy backup....   What is the purpose of data masking.....   Why is it a good idea to rank your applications and database objects for disaster recovery planning purposes....

What role does forensics play in the formatting and partitioning process?

I need help answering a few HW questions..... a. Name the different types of recovery and discuss the factors that influence when each type of recovery should be performed? b. Name and describe the three types of database failures that may require recovery? c. What is meant by the term log archival, and why is it important to assure recoverability? So I wasnt able to answer them completely, but I was able to answer these partially (Can someone help fill in my answers)?........... Recovery to Current Point-in-Time (PiT) Recovery Transaction Recovery   ==================================================================== Instance Failures: Application Failures: Media Failures: ==================================================================== Long Archival indicates.....

Please answer these in short yet concise responses please....   Define database archiving. Contrast it with data purging...   What role does the database log play in disaster recovery.....   Why can't standby databases, replication, or disk mirroring be used to replace traditional backup and recovery...