Oracle commands to create user

S:\>sqlplus

SQL*Plus: Release 11.1.0.6.0 - Production on Mon Jul 30 18:09:19 2012

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Enter user-name: system
Enter password:

Connected to:
Oracle Database 11g Enterprise Edition Release 11.1.0.6.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options

SQL> create user username identified by Password;

User created.

SQL> grant connect,resource to username;

Grant succeeded.

SQL> alter user username account unlock;

User altered.

SQL>