Start an instance, Mount the Database and Open the DatabaseWhat are the different modes of mounting a Database with the Parallel
Exclusive Mode If the first instance that mounts a database does so in exclusive mode, only that Instance can mount the database.
Parallel Mode If the first instance that mounts a database is started in parallel mode, other instances that are started in parallel mode can also mount the database.
A full backup is an operating system backup of all data files, on-line redo log files and control file that constitute ORACLE database and the parameter.
A Partial Backup is any operating system backup short of a full backup, taken while the database is open or shut down.
Archived Redo Log consists of Redo Log files that have archived before being reused.