oracle11g Default user account and password unlocking user Plsql login

Recently, try to install Oracle on your local computer to share the problems encountered and the information used during the resolution process.

Database for Oracle 11g

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User name Password
Sys/change_on_install SYSDBA or Sysoper cannot log on as normal and can be used as the default system administrator
System/manager sysdba or normal cannot log on as Sysoper and can be used as the default system administrator
Sysman/oem_temp Sysman user name for OMS
Scott/tiger Normal Normal User
Aqadm/aqadm SYSDBA or normal advanced queue administrator
Dbsnmp/dbsnmp sysdba or normal replication administrator

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Plsql Login

With SYS account login, the database did not write localhost, consistent error.

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Unlock account, unlock Scott account for example

Sql> ALTER USER Scott account UNLOCK;

oracle11g Default user account and password unlocking user Plsql login