Can anyone describe the step by step process of recovery , backup and restore in sql server
Follow the links:

1.Backup Under the Full Recovery Model

http://msdn.microsoft.com/en-us/library/ms190217%28v=SQL.100%29.aspx

2.BACKUP and RESTORE Commands

http://msdn.microsoft.com/en-us/library/ff848768

3.Back Up and Restore of SQL Server Databases

http://msdn.microsoft.com/en-us/library/ms187048%28v=sql.100%29.aspx

Hope this will help.