Parm Patram

http://www.oracle-base.com/articles/linux/AutomatingDatabaseStartupAndShutdownOnLinux.php

1. using Enterprise Manager
2. using sqlplus STARTUP command
3. using srvctl command line tool.

[oracle@localhost bin]$ sqlplus /nolog

SQL*Plus: Release 11.1.0.6.0 – Production on Wed Aug 27 19:41:29 2008

Copyright (c) 1982, 2007, Oracle.  All rights reserved.

SQL> connect sysdba/fraggle as SYSDBA;
Connected.
SQL> shutdown immediate

Database closed.
Database dismounted.

ORACLE instance shut down.
SQL>

$ emctl start|stop dbconsole

EM is accessable via URL: https://localhost.localdomain:1158/em/

Login as SYS and the password set during installation and ‘AS’ SYSDBA