HOW TO ENABLE DISABLE ARCHIVE LOG MODE IN ORACLE 11G DATABASE

HOW TO ENABLE DISABLE ARCHIVE LOG MODE IN ORACLE 11G
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archive log list;
show parameter log_archive_dest_1;
show parameter recovery;

Enable archive log mode:
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shutdown immediate;
startup mount;
alter database archivelog;
alter database open;

Disable archive log mode:
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shutdown immediate;
startup mount;
alter database noarchivelog;
alter database open;